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HBADA Authentication, Third-Party Testing, and Patents

Hbada Official Last updated on Jul 17, 2026
HBADA Authentication, Third-Party Testing, and Patents

HBADA provides model-specific IGR Ergonomics Certifications, SGS and SMQ test reports, regional electrical and electromagnetic compatibility documentation, battery transport related documents, and over 100 patent and design-related documents for chair bodies and main components, all as evidence of product reliability.

Certifications and documents related to ergonomic chairs are only meaningful as reference materials if the subject product, issuing body, document number, issue date, and scope are clearly stated. Through this guide, HBADA clearly organizes the differences between ergonomic certifications, tests by testing institutions, compliance documents for various regulations, and intellectual property documents.

The documents introduced on this page do not all attest to the same content. IGR certification pertains to ergonomic evaluation, SGS reports record test results conducted on submitted samples, and FCC and EMC reports concern electromagnetic waves and electromagnetic compatibility of electronic devices. Furthermore, patents are intended to protect structures and external designs that meet specific conditions.

What certifications and documents does HBADA disclose?

The compliance documents and intellectual property-related documents provided by HBADA are mainly categorized into four types: ergonomic certifications, third-party product testing, market-specific technical compliance documents, and patents or registered designs.

Evidence Category Document Examples What can be confirmed
Ergonomic Evaluation IGR Certifications for X7 and E3 Shows that the subject products listed in the certification have undergone usability and ergonomic evaluation as defined in each certification.
Third-Party Testing SGS Reports for X7 and P2, SMQ Test Records Shows that the submitted samples were tested based on the test items and conditions specified in the report.
Technical Compliance Documents FCC, ICES, EMC, RoHS, UN 38.3, PSE related documents Shows that the relevant electronic systems, batteries, or components have been evaluated based on the requirements of the applicable market.
Intellectual Property Patent and design-related documents for chair bodies and components Shows that specific technical structures or external designs have been applied for, registered, or protected in the relevant country/region.

Are HBADA X7 and E3 ergonomically certified?

Yes. The IGR certifications provided by HBADA list the HBADA X7 Ergonomic Office Chair and the HBADA E3 Ergonomic Office Chair as the subject products, indicating that each product has undergone the usability and ergonomic evaluations described in the certification.

Both certifications are dated July 23, 2024. The certifications state that suitability to the physical characteristics of subjects was evaluated based on DIN EN ISO 26800 and EN ISO 15537.

  • HBADA X7: IGR Ergonomic Certification, dated July 23, 2024
  • HBADA E3: IGR Ergonomic Certification, dated July 23, 2024

Supporting Documents: X7 IGR Certificate | E3 IGR Certificate

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Scope of Application:
The certifications apply to the subject products listed in each document. They do not collectively indicate ergonomic certification for all HBADA models, nor do they suggest that the chairs diagnose, treat, or cure back pain.

What can be confirmed from HBADA's SGS reports?

The SGS reports provided by HBADA record the results of certain tests conducted on the submitted samples of the X7 and P2 office chairs. It is more accurate to refer to them as test reports rather than a blanket SGS certification for all HBADA products.

Product Report Number Main Dates and Scope
HBADA X7 AJHL260100021501FT
SGS Ref. NBHL2601000791SD		 Sample received on January 12, 2026. Testing conducted from January 12 to February 3, 2026. Report issued on February 4, 2026. Test items are specified partly at the applicant's request.
HBADA P2 AJHL260100049301FT Sample received on January 21, 2026. Testing conducted from January 21 to February 12, 2026. Sample described as "Office Chair" with style number P2.

Supporting Documents: X7 SGS Document | P216/P2 SGS Document

HBADA certification badges IGR, BIFMA, TUV, SGS

For interpretation of the test scope and results, the complete report content serves as the standard. Product information related to each submitted sample was provided and confirmed by the applicant, as stated in the report.

What information is recorded in SMQ's test documents?

The documents provided by HBADA include SMQ test records. The document number is ZJWT250307744, and the report number is ZJWT250305786. The sample was received on December 11, 2025, and the recorded test period is from December 13 to December 24, 2025.

What electrical and electronic documents are available for the X7?

Since the HBADA X7 / X701 includes an electric function, some of the related documents pertain to the electronic system, power components, and battery, rather than the chair's overall mechanical structure.

Market/Requirement Reference Number Scope of Application
US FCC Part 15B DNT2412130365E5709-08175 X701 Electronic System / Electromagnetic Compatibility
Canada ICES-003 DNT2412130365E5712-08176 X701 Electronic System / Electromagnetic Compatibility
EU EMC: EN 55014-1 and EN 55014-2 DNT2412130365E5710-08177 X701 Electronic System
UK EMC: BS EN 55014-1 and BS EN 55014-2 DNT2412130365E5711-08265 X701 Electronic System
European Electrical Safety Report DNT2412130365S5707-08035 Evaluation regarding EN 60335-2-32 recorded in provided documents
US Electrical Safety Report DNT2412130365S5708-08063 Evaluation regarding UL 60335-1 recorded in provided documents
RoHS DTI20247323 Testing for restriction of specific hazardous substances on designated components
Battery Transportation UN 38.3 related documents X7's associated battery system
Japan PSE JD 50654116, CL-01~CL-04 X701's associated electrical components

Documents regarding FCC, EMC, RoHS, battery, and PSE do not certify the overall ergonomic features or mechanical durability of the chair. Each document applies only to the system, component, and scope of the target market described in the original document.

About HBADA's Chair-Related Patent Portfolio

The intellectual property-related documents referenced in this guide include over 100 utility model, design, and design application documents for the chair body and main components. Categories recorded include headrests, lumbar supports, armrests, chair mechanisms, backrests, and seat cushions.

Category Number of Documents Provided Main Type of Right
Chair Body 63 Chinese utility model and design patents, US and Japanese design applications, EU design related documents
Headrest 5 Chinese utility model and design patents
Lumbar Support 5 Chinese utility model and design patents
Armrest 14 Chinese utility model and design patents
Chair Mechanism / Chassis 7 Chinese utility model and design patents
Backrest 8 Chinese utility model and design patents, US design applications
Seat Cushion 4 Chinese utility models

Among the provided documents, one document for the chair body is labeled "UK," but its number format is that of a US 29-series design application. The country/region indication needs to be corrected before publication.

What do chair patents indicate?

A patent or registered design for a chair indicates intellectual property related to a technical structure or external design that meets certain requirements. It does not, by itself, independently certify the product's comfort, safety, medical efficacy, or compliance with specific ergonomic standards.

  • Utility Model Right: Pertains to specific technical structures described in the relevant legal documents.
  • Design Right: Pertains to design elements of the product's appearance that meet the requirements.
  • US 29-series numbers: These are design application numbers. Registered US design patents typically use numbers beginning with D.
  • A patent for a particular component or model does not automatically apply to all HBADA chairs.
  • The legal status of patents and designs may change due to examination, registration, renewal, expiration, invalidation, or changes in rights holder information.

How can HBADA's certifications and documents be verified?

Customers can verify the scope of HBADA's certifications and documents by checking the following seven items in the original documents:

  1. Confirm the name of the product or sample.
  2. Confirm the testing body, certifying body, or intellectual property authority.
  3. Confirm the complete number, such as certificate, report, application, or registration number.
  4. Confirm the issue date, sample receipt date, and test period.
  5. Accurately confirm the scope of testing or certification.
  6. Confirm whether the document applies to the entire chair, an electronic system, a battery, or other components.
  7. If legal status is important, verify the current status of the patent or design in the relevant official database.

Frequently Asked Questions

Are all HBADA chairs IGR certified?
Yes.
Note: If not all models are truly covered, this wording should be avoided. In that case, "Some models are IGR certified" would be safer.

Is an SGS test report the same as SGS certification?
No. The provided X7 and P2 documents record tests conducted on submitted samples. To claim SGS certification, a separate certification document with the corresponding certification scope is required.

Does the FCC document certify the entire X7 chair?
No. The FCC Part 15B document pertains to the electromagnetic compatibility of the associated electronic system. It does not indicate ergonomic certification or mechanical structure certification for the entire chair.

Does HBADA hold patents for individual chair components?
Yes. The provided documents include Chinese utility models and designs for headrests, lumbar supports, armrests, chair mechanisms, backrests, and seat cushions, as well as documents related to the chair body in multiple markets.

Where can HBADA's documents be found?
This guide includes links to some IGR and SGS documents. For other reports, please contact HBADA's customer support or product compliance team as needed.

Evidence-Based Product Information

HBADA categorizes certifications, tests, compliance documents, and intellectual property as distinct types of evidentiary documents. It is crucial to clearly state the subject product, component, issuing body, document number, date, and scope for each explanation provided.

Providing information with such clear evidence is more useful for customers and corporate purchasers in making informed decisions than merely displaying certification logos or patent logos without context.

Appendix A: List of Provided Patent and Design-Related Documents

This appendix organizes the identification numbers provided for editorial preparation. It is not a substitute for searching official patent office databases, verifying certificates, or professional judgment regarding current legal status.

Note on numbers: Chinese ZL numbers are listed with a decimal point before the check digit. The US 29-series numbers and related Japanese numbers below are organized as design application reference documents. For EU-related documents, verification of the complete registration format and current legal status is required.

A1. Documents related to the chair body

Type Number
China — Utility Model ZL202321756789.4; ZL202220814428.X; ZL202120213863.2; ZL201921477685.3; ZL202322768141.5
China — Design ZL202330120841.6; ZL202330045654.6; ZL202230518564.X; ZL202230363589.7; ZL202130220750.0; ZL202130247913.4; ZL202130153376.7; ZL202030748642.6; ZL202030469580.5; ZL202030327296.4; ZL202030330065.9; ZL201930645157.3; ZL201930361331.1; ZL201930457524.7; ZL201930370805.9; ZL201930289157.4; ZL201930134652.8; ZL201730468330.8; ZL201730290748.4; ZL201730142297.X; ZL201730051627.4; ZL201630498740.2; ZL201530411532.X
US — Design Application 29/784,770; 29/784,769; 29/782,689; 29/799,447; 29/636,931; 29/714,308; 29/714,309; 29/743,269; 29/743,273; 29/744,949; 29/744,183; 29/745,097; 29/745,443
EU — Design Related Documents 015017815; 015011720; 009174535; 009073067; 008598387; 008525224; 008491096; 007271226
Japan — Design Application 2023-002460; 2022-017615; 2022-013943; 2023-007509; 2021-014524; 2021-008208; 2021-009540; 2021-009542; 2018-026495; 2019-024932; 2019-024933; 2020-014721; 2020-014722
Country/Region Label Correction Needed US29/767,194 was provided with a UK label. Do not publish until country/region and registration status are confirmed.

A2. Documents related to the headrest

Type Number
China — Utility Model ZL202223349967.X
China — Design ZL202330315668.5; ZL202130215226.4; ZL201930472193.4; ZL201730348617.7

A3. Documents related to lumbar support

Type Number
China — Utility Model ZL202321353504.2; ZL202222166953.8; ZL202220587124.4; ZL202120896604.4
China — Design ZL202130214267.1

A4. Documents related to armrests

Type Number
China — Utility Model ZL202321352007.0; ZL201920743369.X; ZL201920648475.X; ZL201821605331.8; ZL202322797049.1
China — Design ZL202230730853.6; ZL202030748667.6; ZL201930644825.0; ZL201930368432.1; ZL201930230425.5; ZL201830525722.8; ZL201730329542.8; ZL201730165869.6; ZL201730062458.4

A5. Documents related to chair mechanism / chassis

Type Number
China — Utility Model ZL202222680773.1; ZL202120026805.9; ZL202222680749.8; ZL202221236743.5; ZL201821690458.4; ZL202323333217.8
China — Design ZL201730416736.1

A6. Documents related to backrest

Type Number
China — Utility Model ZL202321336719.3; ZL202322701610.1
China — Design ZL201730348506.6; ZL201730107882.6; ZL201730052156.9
US — Design Application 29/636,925; 29/618,910; 29/618,911

A7. Documents related to seat cushion

Type Number
China — Utility Model ZL202320859544.8; ZL202121221957.0; ZL202121223476.3; ZL202322634828.X

Appendix B — Pre-Publication Evidence Verification Checklist

  • ☐ Verify that each linked certificate is publicly accessible and pertains to the described model.
  • ☐ Confirm whether to refer to the P2 document as "P2," "P216," or both on the final page.
  • ☐ Confirm the SMQ model, and verify if ZJWT250307744 is the document/control number and ZJWT250305786 is the final report number.
  • ☐ Confirm the exact scope covered by the X7 and P2 SGS reports before referencing BIFMA or other standards in public-facing copies.
  • ☐ Confirm that JD 50654116 CL-01 to CL-04 are reference numbers for the final PSE certificate, and identify the components covered.
  • ☐ If issued design patent certificates are available, replace the US 29-series application numbers with their respective D-numbers.
  • ☐ Confirm the formal format and current status of EU registered designs, including any design suffixes.
  • ☐ Differentiate and confirm the application and registration status in Japan, adding registration numbers once known.
  • ☐ Resolve the discrepancy for reference number US29/767,194, which had a UK jurisdiction label.
  • ☐ Clearly state the author/reviewer name, publication date, and update date on the public page.
  • ☐ Add Article and Organization structured data after the final URL, author name, and publication date are confirmed.

Appendix C — Reference Links

HBADA X7 IGR Certificate — https://cdn.shopify.com/s/files/1/0552/3626/4128/files/X7_IGR_Certificate.pdf?v=1759114357

HBADA E3 IGR Certificate — https://cdn.shopify.com/s/files/1/0552/3626/4128/files/E3_IGR_Certificate.pdf?v=1759114356

HBADA X7 SGS Document — https://cdn.shopify.com/s/files/1/0552/3626/4128/files/X7_SGS_CERTIFICATE.pdf?v=1759114357

HBADA P216/P2 SGS document — https://cdn.shopify.com/s/files/1/0552/3626/4128/files/P216_SGS_CERTIFICATE.pdf?v=1759114357

USPTO application number guidance — https://www.uspto.gov/web/offices/pac/mpep/s503.html

USPTO patent number formats — https://www.uspto.gov/patents/apply/applying-online/patent-number

Explanation of CN and ZL identifiers by CNIPA — https://www.cnipa.gov.cn/jact/front/mailpubdetail.do?sysid=12&transactId=497521

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スマートエルゴノミクスチェアには、センサーと電動システムを組み合わせた、HBADA独自の「AIスマート・ランバー追従機能」が搭載されています。ユーザーの姿勢変化に応じて、ランバーサポートの奥行きを調整するよう設計されています。 一方、HBADA E3シリーズでは、機械式のアプローチを採用しています。3ゾーン・ランバーサポート設計により、中央部分のサポートと、腰まわりにフィットするよう設計された左右のサポートを組み合わせています。方式は異なりますが、どちらもチェアと腰部の接触をより安定して保つことを目的としています。 身体に適切にフィットするランバーサポートは、何度も手動で姿勢を調整する必要性を減らし、仕事中に気になる身体的な負担を軽減する可能性があります。ただし、ランバーサポートが硬すぎたり、身体を前方へ押し出すように感じたりする場合は、奥行きを浅くするか、位置を調整してください。強く押せば押すほどサポート効果が高まるとは限りません。 集中して仕事をするうえで、快適な温度を保つことが重要な理由 長時間のオンライン会議や集中作業では、熱がこもることも気が散る原因の一つになります。座面や背もたれが熱くなると、特に夏場や空気の流れが少ない部屋では、何度も姿勢を変えたくなることがあります。 多くのエルゴノミクスチェアでは、自然な通気性を高めるために通気性に優れたメッシュ素材が採用されています。現在の製品仕様によると、HBADA X7にはデュアルファンを搭載し、3段階で風量を調整できるベンチレーションシートも採用されています。 冷却機能そのものが直接生産性を向上させるわけではありませんが、暑さによって作業を中断する要因を一つ減らすことができます。ただし、座面の快適性は室温や服装、個人の好みによっても異なります。 姿勢・動き・仕事中の活力 エルゴノミクスとは、完全に静止した姿勢を保ち続けることではありません。十分にサポートされた姿勢でも、長時間同じ姿勢を続ければ不快感が生じることがあります。まずはバランスの取れた作業姿勢をつくり、そのうえで定期的に姿勢を変えることが大切です。 キーボードを使う作業では、足をしっかり支え、肘を身体の近くに保ち、肩の力を抜くことを意識しましょう。画面は、首を何度も前に曲げなくても見やすい位置に設置します。また、チェアは上半身を常に垂直に固定するのではなく、必要に応じて少しリクライニングできるものが理想的です。 身体を動かすことも重要です。米国国立労働安全衛生研究所（NIOSH）は、長時間座り続けたり立ち続けたりすることを避けるよう推奨しており、コンピューター作業者にとって短い休憩を1時間ごとに取ることが、不快感の軽減につながる可能性があると報告しています。 実際に快適で生産的な在宅ワーク環境をつくるには、身体を適切に支える設備に加えて、短時間の立ち上がり、歩行、ストレッチなどを組み合わせることが重要です。ミーティング終了後、レポートを送信した後、飲み物を補充するときなど、仕事の自然な区切りに合わせて休憩を取り入れると続けやすくなります。 クイックガイド：生産的な仕事をサポートするチェア機能 機能 実用的なメリット チェックポイント 調整可能なランバーサポート 腰のカーブを支え、何度も姿勢を変える必要性を軽減するのに役立ちます。 身体を前に押し出すことなく、腰に自然にフィットするか確認しましょう。 座面高さ調整 デスクとの高さを合わせ、足を安定して支えやすくします。 自分の身長とデスクの高さに適した調整範囲か確認しましょう。 座面奥行き調整 膝裏を圧迫せず、太ももを適切に支えやすくします。 膝裏に少し余裕が残るように調整しましょう。 調整可能なアームレスト タイピングやマウス操作中に前腕を支えます。 肩が持ち上がらず、デスクへのアクセスを妨げない高さに調整しましょう。 調整可能なリクライニング 読書、オンライン会議、短い休憩などに合わせて姿勢を変えられます。 キーボードや画面を無理なく操作・確認できる角度を選びましょう。 通気性・ベンチレーション素材 長時間座った際の熱のこもりを抑えるのに役立ちます。 ホームオフィスの室温や換気環境も考慮しましょう。 在宅ワークスタイルに合ったHBADAチェアの選び方 機能が最も豊富なチェアが、必ずしもすべての人にとって最適とは限りません。まずは、1日の作業時間、必要な調整機能、使用環境の気候、予算などを整理し、それらのニーズと各チェアの最新仕様を比較して選びましょう。 在宅ワークのニーズ おすすめモデル 主な機能 長時間の作業や頻繁に姿勢を変える方 HBADA X7 AIスマート・ランバー追従機能、ベンチレーションシート、座面奥行き調整、多方向調整アームレスト 細かな機械式調整と腰部への集中的なサポートを重視する方 HBADA E3 Pro 3ゾーン・ランバーサポート、調整可能なヘッドレスト、アームレスト、座面奥行き調整 シンプルな機能で日常的なデスクワークに使用したい方 HBADA E3 Air 3ゾーン・ダイナミックランバーサポート、通気性メッシュ、実用的な調整機能 仕事の合間に深くリクライニングして休憩したい方 HBADA E3 Ultra 3ゾーン・ランバーサポート、幅広いアームレスト調整、フットレスト機能 製品に関する注意事項： 機能、仕様、価格、在庫状況は変更される場合があります。ご購入前に、各製品ページで最新情報および選択したモデル・仕様をご確認ください。 集中しやすい環境をつくるチェアの調整方法 高い調整機能を備えたチェアでも、その設定が使用者の身体やワークスペースに合っていなければ、本来のサポート性能を十分に発揮できません。まずは、以下の手順を参考に調整してみましょう。 背もたれにしっかり身体を預けて座る。 長時間キーボード作業をする際は、座面の前方に浅く腰掛ける姿勢を避けましょう。 座面の高さを調整する。 足裏が床またはフットレストにしっかりつき、膝まわりに無理のない余裕が生まれる高さに設定します。 座面の奥行きを調整する。 太ももの大部分を支えながら、膝裏を直接圧迫しない位置に調整します。 ランバーサポートを調整する。 腰の自然な内側のカーブに合わせ、圧迫感が強い場合はサポートの奥行きを浅くします。 肩の力を抜く。 肩が持ち上がらないよう、前腕を自然に支えられる位置にアームレストを調整します。 作業機器を身体に近づける。 キーボード、マウス、モニターを、何度も手を伸ばしたり前傾したりする必要がない位置に配置します。 実際に使いながら微調整する。 普段の作業を行ったうえで、一度に複数の設定を変えるのではなく、一つずつ少しずつ調整しましょう。 より詳しい調整方法については、エルゴノミクスチェアをより快適に調整する方法をご覧ください。 チェアは健康的なワーク習慣をつくる要素の一つ 身体を適切に支えるチェアは、仕事中の身体的な負担や気になる要素を軽減するのに役立ちます。しかし、運動や休息、タスク管理、適切な労働時間の代わりになるものではありません。水分補給、睡眠、仕事量、集中作業の進め方なども、生産性に影響します。 どれほど快適なチェアでも、休憩せずに座り続けてよいというわけではありません。一日の中で定期的に姿勢を変え、短時間でも身体を動かす休憩を取り入れましょう。可能であれば、一つの姿勢を長時間維持するのではなく、座る・立つ・歩くを適度に組み合わせることが大切です。 健康に関する注意事項： エルゴノミクスチェアは、腰痛やしびれ、その他の症状を治療するためのものではありません。症状が長く続く場合、強い症状がある場合、または悪化している場合は、資格を有する医療専門家や理学療法士にご相談ください。 よくある質問 エルゴノミクスチェアは本当に生産性を向上させますか？ 間接的に生産性をサポートする可能性があります。身体に合わせて適切に調整されたチェアは、不快感や熱のこもり、頻繁な姿勢変更を減らし、集中しやすい環境づくりに役立ちます。ただし、チェアだけで必ず生産性が向上するというものではありません。 長時間の在宅ワークには、どのHBADAチェアが適していますか？ HBADA X7は、自動ランバー調整機能やベンチレーションシートを求める方に適した設計です。E3 ProとE3 Ultraは幅広い機械式調整機能を備え、E3 Airは日常的なデスクワークに適した、よりシンプルな構成となっています。最適なモデルは、体格、好みのサポート感、ワークスペース、予算によって異なります。 チェアを変えれば集中力不足を解消できますか？ いいえ。チェアは身体的な不快感など、集中を妨げる一部の要因を軽減するのに役立ちますが、集中力は仕事量、睡眠、休憩、騒音、デジタル機器による中断、タスクの整理方法などにも左右されます。 ランバーサポートはどのように感じるのが理想的ですか？ 腰の自然な内側のカーブに、無理なく心地よくフィットしている状態が理想的です。硬いものに押されて上半身が前方へ押し出されるような感覚は適切ではありません。新たな圧迫感が生じないよう、高さや奥行きを少しずつ調整してください。 通気性の高いチェアは集中力維持に役立ちますか？ 通気性に優れたメッシュやベンチレーション機能付きの座面は、熱のこもりを抑え、集中を妨げる要因の一つを軽減する可能性があります。ただし、その効果は室温、服装、着座時間、個人の好みによって異なります。 新しいエルゴノミクスチェアに慣れるまで、どのくらいかかりますか？ 適応に必要な期間には個人差があります。すぐに自分に合った設定を見つけられる人もいれば、座面、アームレスト、リクライニング、ランバーサポートなどを数回の作業を通して調整する必要がある人もいます。一度に一つの設定だけを変更し、痛みやしびれを感じる姿勢で使用を続けないようにしてください。 エルゴノミクスチェアを使っていても休憩は必要ですか？ はい。エルゴノミクスチェアは座る姿勢をサポートするためのものであり、身体を動かす必要性をなくすものではありません。仕事中は定期的に立ち上がったり、歩いたり、姿勢を変えたりしましょう。 まとめ エルゴノミクスチェアと生産性の関係は、魔法のように生産性を高めるというものではなく、より現実的なものです。身体にフィットし、自然な動きをサポートし、避けられる不快感を軽減できるチェアなら、仕事中に集中を妨げる身体的な要因を減らすことができます。 X7の自動ランバー追従機能とベンチレーションシート、E3 Proの調整可能な3ゾーン・ランバーサポート、よりシンプルなE3 Airなど、それぞれに特徴があります。単純に機能数の多さだけで選ぶのではなく、自分の身体へのフィット感や働き方に合わせて選びましょう。 チェアを丁寧に調整し、一日の中で定期的に身体を動かしながら、仕事を妨げるのではなく、仕事を支えてくれるワークスペースをつくることが大切です。 本記事に記載されている製品機能は、執筆時点で公開されているHBADAの製品情報に基づいています。製品仕様、構成、在庫状況は変更される場合があります。   Aug 19, 2026 How to Adjust an Ergonomic Chair for Correct Sitting Posture and Lower Back Pain Relief How to Adjust an Ergonomic Chair for Correct Sitting Posture and Lower Back Pain Relief  Table of Contents Why Chair Adjustment is ImportantStep-by-step Guide: How to Adjust an Ergonomic Chair1. Set the Seat Height Correctly2. Adjust Seat Depth to Maintain Balance3. Fine-Tune the Lumbar Support4. Adjust Recline Angle and Tilt Tension5. Correctly Set Armrests and HeadrestWhen to Consider Upgrading Your ChairExpert Advice for Long-Term Comfort While SittingFrequently Asked QuestionsConclusion Why Chair Adjustment is Important Back pain is one of the most common problems among people who work at desks. Office workers spend an average of over 1,800 hours sitting each year, and an improperly adjusted chair can strain the lower back, neck, and shoulders. Ergonomic chairs, especially those with adjustable lumbar support, can make a significant difference. When adjusted correctly, they help maintain natural spinal alignment, improve blood circulation, and prevent long-term discomfort. Let's look at how to fine-tune your chair to achieve an ideal posture. Step-by-step Guide: How to Adjust an Ergonomic Chair for Correct Posture 1. Set the Seat Height Correctly Adjust the height so that your feet are flat on the floor and your knees are at approximately a 90° angle. The seat height should allow your thighs to be parallel to the floor. ✅ Tip: If your chair is too high, use a footrest. If it's too low, raise the height to avoid pressure on your thighs. 2. Adjust Seat Depth to Maintain Balance Ensure there is a gap of about 5-7.5 cm (2-3 inches) between the front edge of the seat and the back of your knees. This prevents restricting blood flow while providing good support for your lower back. If your chair has a seat depth adjustment feature, slide the seat forward or backward to find a position where your body feels naturally supported and balanced. 3. Fine-Tune the Lumbar Support The correct position for lumbar support is crucial for alleviating lower back strain. Adjust the height and depth of the lumbar support to firmly fit the natural curve of your spine. A comfortable office chair with adjustable lumbar support helps maintain the body's natural S-curve, reducing strain and fatigue from prolonged sitting. 4. Adjust Recline Angle and Tilt Tension Set the backrest recline angle between 95-110° to support natural spinal alignment while allowing for appropriate movement. Use the tilt tension adjustment knob to find a suitable resistance that allows you to lean back gently. Sitting with appropriate movement promotes "active sitting," which prevents stiffness caused by prolonged static sitting. 5. Correctly Set Armrests and Headrest Armrests: Adjust the height so your elbows are at approximately a 90° angle. This reduces strain on your shoulders and wrists. Headrest: When leaning back, adjust the headrest to support the middle of your head, not your neck. This provides natural neck support. ✅ Tip: A fully adjustable office chair allows you to fine-tune all ergonomic settings to your body. It's ideal for working from home or long hours at a desk. When to Consider Upgrading Your Chair If your current chair doesn't offer sufficient adjustment range or support, it might be time to consider an upgrade. Modern ergonomic chairs and zero-gravity chairs feature advanced lumbar support tracking, breathable mesh materials, and multi-point adjustments, offering comfort beyond traditional chairs. 👉 Explore the HBADA Ergonomic Chair Series:Check out HBADA office chairs like the E3 Pro, X7 Smart, and P2 Ergonomic Chairs, designed for comfort and back health during long hours of use. Expert Advice for Long-Term Comfort While Sitting Take a break every hour to stand up and stretch lightly. Adjust your monitor height to eye level to reduce neck strain. Beyond chair adjustments, ensure your desk height and keyboard position are also appropriate. Choosing a breathable mesh chair can prevent stuffiness and stiffness during prolonged use. Frequently Asked Questions (FAQ) Q: How should I adjust an ergonomic chair? For maximum comfort and postural support, it's recommended to adjust the basic components in order. Follow these five steps: Seat Height:Use the gas lift to adjust the seat height so your feet are flat on the floor and your knees are at a 90° angle. Seat Depth:Slide the seat back and forth to ensure a gap of about 5-7 cm (roughly three fingers' width) between the front edge of the seat and the back of your knees. This maintains proper blood circulation. Lumbar Support:Adjust the backrest or lumbar pad up and down to firmly fit the natural curve of your lower back. Armrests:Adjust the height so your elbows are at approximately a 90° angle. Keep your shoulders relaxed and natural. Backrest Tilt:Set the recline angle to 95°–110° to reduce pressure on the spine. Q: What is the 90-90-90 rule in ergonomics? The 90-90-90 rule is a fundamental ergonomic principle for maintaining correct posture during desk work and reducing strain on muscles and joints. It means keeping three key body joints at approximately a 90° angle: Elbows at 90°: Forearms are parallel to the desk or armrests. Hips at 90°: Thighs are parallel to the floor, forming a right angle with your torso. Knees at 90°: Lower legs are vertical, and feet are flat on the floor or a footrest. Q: How should I adjust my chair if I have back pain? If you experience back discomfort, it's crucial to adjust your chair to support the spine's natural "S-curve." Adjust Lumbar Support:Position the lumbar support at the deepest curve of your lower back (slightly above your belt line). Ideally, it should naturally fill the gap between your back and the chair. Adjust Tilt Tension (Active Sitting):Avoid sitting rigidly with the backrest fixed at 90° for extended periods. Set a slight recline of about 95°–110° and loosen the tilt tension slightly to encourage natural movement, reducing strain on the lower back. Check Foot Support:If your feet are dangling even when your desk height is appropriate, your lower back will bear the strain. Use a footrest under your desk if necessary to stabilize your weight. Q: How do I adjust my chair's back support (lumbar support)? Lumbar support adjustment methods vary by chair design, but the goal is always to maintain your body's natural alignment. Height Adjustment:Move the lumbar pad or the entire backrest up and down to align its most prominent part with the curve of your lower back. Depth/Strength Adjustment:If your chair has a lumbar adjustment dial or a dynamic tracking feature (like on the HBADA E3 Pro or X7), you can adjust the support's strength. The ideal is to provide natural support for your lower back, preventing excessive leaning forward, without being so strong that it forces your spine into an unnatural arch. Q: How can I check if my seat depth is correctly adjusted? According to ergonomic experts, the ideal seat depth leaves a gap of about 5-7 cm between the front edge of the seat and the back of your knees (popliteal fossa). If the seat is too deep, it can compress your calves and hinder blood flow. Conversely, if it's too shallow, it won't adequately support your thighs, leading to fatigue. Q: Should an ergonomic chair be fixed upright or reclined? It is not recommended to remain fixed in a 90° upright position for long periods. Set the backrest angle to 95°–110° and adjust the tilt tension at the bottom of the chair so that the backrest supports your body with appropriate resistance. This encourages "active sitting," preventing body stiffness. Q: Can an improperly adjusted chair cause shoulder and wrist pain? Yes. If armrests are too low, you'll lean forward, straining your upper back. If they're too high, your shoulders will shrug towards your ears, leading to neck and shoulder tension. Correct adjustment keeps your elbows at approximately 90°, allowing your wrists to rest naturally on the keyboard. Q: Where should the headrest of an office chair be positioned? A common mistake is positioning the headrest behind the neck. To reduce neck strain, when leaning back, adjust the headrest to support the center of your head (the occipital bone). This maintains a natural gaze and prevents forcing your neck into an awkward angle. Q: When is it time to buy a new ergonomic chair? If your current chair lacks multi-directional adjustment features like seat depth adjustment or 3D/4D armrests, if your legs go numb after about an hour of sitting, or if the backrest is flat and offers insufficient support, it's time to consider an upgrade. Modern ergonomic chairs like the HBADA E3 Pro or X7 Smart Chair feature AI-powered dynamic lumbar tracking and breathable mesh materials, making them suitable for those who sit for 8 or more hours a day. Q: How can I tell if my chair is properly adjusted? If your feet are flat on the floor and your lower back feels naturally supported, your chair is generally adjusted correctly. Q: Can an ergonomic chair really help with back pain? Yes. A properly adjusted ergonomic chair helps maintain a neutral spine, reduces pressure on spinal discs, and contributes to long-term comfort. Q: What is the best ergonomic chair for working from home? An office chair with adjustable lumbar support, breathable materials, and multi-angle recline functions is recommended. Examples include the HBADA X7 Smart and E3 Air. Conclusion An excellent ergonomic environment contributes not only to comfort but also to long-term health. Adjusting your chair to fit your body helps prevent pain, improves posture, and increases work efficiency. 🪑 Find the chair that's right for you: Explore the HBADA Ergonomic Chair Series → Aug 04, 2026 5 ways incorrect armrest positioning strains your shoulders and how to fix them 5 ways incorrect armrest positioning strains your shoulders and how to fix them Table of Contents Armrest height causes shoulder shrug Strain on the rotator cuff due to overly wide armrests "Floating arms" syndrome Obstacles to desk proximity Left-right load imbalance and posture tilt HBADA Armrest Technology Comparison Frequently Asked Questions Summary If you experience discomfort in your shoulders and neck at the end of the workday, the position of your armrests may be to blame. Though often overlooked, armrest positioning plays a crucial role in distributing upper body weight. Poorly positioned armrests can place undue strain on muscles, leading to fatigue and stiffness. Here are five common chair setup mistakes that strain your shoulders, and how to fix them. Shoulder elevation and the "shrug effect" One of the most common problems occurs when armrests are too high. Armrests that are too high can cause your shoulders to constantly be "shrugged," compressing the trapezius muscles and potentially impeding blood flow around the neck. If this condition persists for several hours, muscle tension can accumulate, leading to severe stiffness and tension headaches. Solution: Precise height adjustment To relieve shoulder strain and support good posture, it's important to lower the armrests until your shoulders are in a natural, relaxed position. The ideal height is when your forearms rest on the pads and your elbows form approximately a 90-degree angle. If your chair's height adjustment range is too large to allow for fine-tuning, choosing an ergonomic chair with precise armrest positioning will make it easier to find the optimal, body-friendly height. Overly wide armrests, "wing span," and rotator cuff strain Many common office chairs have armrests that are too wide. This causes your arms to splay outward and your shoulder blades to move away from your spine, putting strain on your rotator cuff and surrounding tendons. Solution: Inward angle adjustment Choose an HBADA office chair with multi-directional adjustment features that allow the arm pads to rotate inward. By bringing the armrests closer to your body, you can keep your elbows naturally at your sides. This helps stabilize the humerus within the shoulder joint, reducing long-term strain from continuously extending your arms. "Floating Arms" Syndrome If armrests are too low or non-existent, the weight of your arms will be supported solely by your shoulders. Since arms can account for about 10% of your body weight, continuous downward pulling can strain ligaments and contribute to "hunchback" posture. When your chest slumps forward, it can also disrupt the natural alignment of your spine. Solution: Full support for prolonged work To alleviate shoulder strain caused by office chairs, stable weight distribution is crucial. For prolonged use, an ergonomic chair with adjustable armrests ensures that your arms are always properly supported, whether you're leaning back to read or sitting upright to type. High-performance ergonomic chairs with full arm support adjustment provide the necessary range of adjustment to naturally bridge the gap between your body and your desk. Obstacles to desk proximity If your armrests hit the edge of your desk, you'll be forced to sit further away from your keyboard. As a result, you'll be more likely to lean forward or hunch your back, which is a major cause of shoulder impingement and lower back strain. Left-right load imbalance and posture tilt Because most people are right- or left-handed, they may lean their weight on one armrest while the opposite arm "floats." This can cause pelvic tilt and asymmetry in the shoulder line, potentially leading to scoliosis-like symptoms in the long run or exacerbating existing spinal disorders. Solution: Symmetrical adjustment and core awareness Even when using an adjustable ergonomic chair designed to reduce shoulder strain, it's important to be mindful of your body's balance. Setting both armrests to the same height and width promotes a stable sitting posture that keeps your body centered. This symmetrical support is especially important for those with complex physical concerns. For example, when considering appropriate sitting positions for people with herniated discs, distributing pressure evenly on both sides is crucial for reducing spinal load. HBADA Armrest Technology Comparison At HBADA, we design our products to provide proactive comfort support. We pursue armrest technology that can adapt to each user's body movements, from mild fatigue to strain caused by prolonged use. Frequently Asked Questions (FAQ) Q: How can I check if my armrests are at the correct height?A: The correct height is when your elbows form a 90-degree angle with your shoulders relaxed in a natural position. Ideally, you should be able to reach your keyboard without shrugging your shoulders or dropping your elbows. Q: Should I use my armrests while typing?A: Yes. Using armrests while typing can support your arms and reduce strain on your back and neck. Q: Does armrest position affect my lower back?A: Yes. Improper armrest positioning can lead to slouching, which can put strain on your lower back. Q: What are the benefits of "multi-directional adjustable" armrests? A: Multi-directional adjustable armrests allow you to adjust height, width, depth, and angle, so you can set them to the optimal position for various tasks and body types. Q: Can a better chair help with a herniated disc? A: While not a cure, ergonomic chairs can properly support your spine and help reduce pressure on your discs. Summary Your shoulders already endure enough daily strain. Your office chair shouldn't add to it. By understanding these five common armrest mistakes, you can immediately take steps to balance your body and reduce discomfort during work. True ergonomic comfort isn't about conforming your body to the chair; it's about the chair adjusting to your body. Choose a chair with multi-directional adjustable armrests and gain comfortable support tailored to your body. Find the optimal ergonomic chair to reduce shoulder strain and create an environment where you can focus on what truly matters: your work and your health. Jul 30, 2026
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