JP3874392B2 - 椅子 - Google Patents

椅子 Download PDF

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Publication number
JP3874392B2
JP3874392B2 JP09881299A JP9881299A JP3874392B2 JP 3874392 B2 JP3874392 B2 JP 3874392B2 JP 09881299 A JP09881299 A JP 09881299A JP 9881299 A JP9881299 A JP 9881299A JP 3874392 B2 JP3874392 B2 JP 3874392B2
Authority
JP
Japan
Prior art keywords
shell
backrest
bent
upper shell
frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP09881299A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000079034A (ja
JP2000079034A5 (https=
Inventor
諭司 長光
浩 益永
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Okamura Corp
Original Assignee
Okamura Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Okamura Corp filed Critical Okamura Corp
Priority to JP09881299A priority Critical patent/JP3874392B2/ja
Priority to JP09881199A priority patent/JP3884186B2/ja
Priority claimed from JP09881399A external-priority patent/JP4181266B2/ja
Priority to DE19930922A priority patent/DE19930922B4/de
Priority to US09/342,574 priority patent/US6257665B1/en
Publication of JP2000079034A publication Critical patent/JP2000079034A/ja
Publication of JP2000079034A5 publication Critical patent/JP2000079034A5/ja
Application granted granted Critical
Publication of JP3874392B2 publication Critical patent/JP3874392B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/405—Supports for the head or the back for the back with double backrests
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03283—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with fluid springs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted frame
    • A47C7/445—Supports for the head or the back for the back with elastically-mounted frame with bar or leaf springs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/46—Supports for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S297/00—Chairs and seats
    • Y10S297/02—Molded

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Chairs Characterized By Structure (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Special Chairs (AREA)
JP09881299A 1998-07-09 1999-04-06 椅子 Expired - Fee Related JP3874392B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP09881299A JP3874392B2 (ja) 1998-07-09 1999-04-06 椅子
JP09881199A JP3884186B2 (ja) 1998-07-09 1999-04-06 椅子
DE19930922A DE19930922B4 (de) 1998-07-09 1999-07-06 Stuhl
US09/342,574 US6257665B1 (en) 1998-07-09 1999-07-08 Chair

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP19387198 1998-07-09
JP10-193871 1998-07-09
JP09881399A JP4181266B2 (ja) 1999-04-06 1999-04-06 椅子
JP09881299A JP3874392B2 (ja) 1998-07-09 1999-04-06 椅子
JP09881199A JP3884186B2 (ja) 1998-07-09 1999-04-06 椅子

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006157304A Division JP4015674B2 (ja) 1998-07-09 2006-06-06 椅子

Publications (3)

Publication Number Publication Date
JP2000079034A JP2000079034A (ja) 2000-03-21
JP2000079034A5 JP2000079034A5 (https=) 2006-07-13
JP3874392B2 true JP3874392B2 (ja) 2007-01-31

Family

ID=27468674

Family Applications (2)

Application Number Title Priority Date Filing Date
JP09881299A Expired - Fee Related JP3874392B2 (ja) 1998-07-09 1999-04-06 椅子
JP09881199A Expired - Fee Related JP3884186B2 (ja) 1998-07-09 1999-04-06 椅子

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP09881199A Expired - Fee Related JP3884186B2 (ja) 1998-07-09 1999-04-06 椅子

Country Status (3)

Country Link
US (1) US6257665B1 (https=)
JP (2) JP3874392B2 (https=)
DE (1) DE19930922B4 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009060644A1 (ja) * 2007-11-09 2009-05-14 Uchida Yoko Co., Ltd. 椅子の背もたれ取付構造
US11109683B2 (en) 2019-02-21 2021-09-07 Steelcase Inc. Body support assembly and method for the use and assembly thereof

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002119366A (ja) 2000-10-16 2002-04-23 Kokuyo Co Ltd 椅 子
JP3999453B2 (ja) * 2000-10-16 2007-10-31 コクヨ株式会社 椅子
JP4477766B2 (ja) * 2000-10-30 2010-06-09 株式会社岡村製作所 椅子の背板
WO2002036061A2 (en) * 2000-11-01 2002-05-10 Cascade Designs, Inc. Adjustable quick release seatback system particularly for use with wheelchairs
US6848744B1 (en) * 2001-06-13 2005-02-01 Paoli, Inc. Chair back and chair formed therewith
US7014269B2 (en) * 2001-06-15 2006-03-21 Hon Technology Inc. Chair back construction
JP4626929B2 (ja) * 2001-06-27 2011-02-09 コクヨ株式会社 椅子
JP4627931B2 (ja) * 2001-07-13 2011-02-09 株式会社イトーキ 椅子の背もたれの支持機構
US6565153B2 (en) * 2001-07-31 2003-05-20 Johnson Controls Technology Corporation Upper back support for a seat
US20030127896A1 (en) * 2001-12-14 2003-07-10 Deimen Michael L. Chair with lumbar support and conforming back
KR100434997B1 (ko) * 2002-01-02 2004-06-09 주식회사 일룸 의자의 등받이
CN100420404C (zh) * 2002-10-11 2008-09-24 国誉株式会社 椅子的靠背结构
KR100474392B1 (ko) * 2002-12-03 2005-03-10 주식회사 일룸 틸팅 가능 의자
USD481232S1 (en) 2003-03-27 2003-10-28 Dennis M. Turner Chair back
USD489554S1 (en) 2003-04-15 2004-05-11 Cosco Management, Inc. Chair back
US7322653B2 (en) * 2003-06-13 2008-01-29 Vlad Dragusin Integrated videogaming and computer workstation
US6726278B1 (en) * 2003-06-13 2004-04-27 First Source Furniture Group Llc Back pad for chair back
US6974188B2 (en) * 2003-08-13 2005-12-13 Cosco Management, Inc. Chair with pivotable chair back
DE10337881A1 (de) * 2003-08-18 2005-03-24 Schukra Gerätebau AG Lordosenstützkorb
US7063384B2 (en) * 2004-01-09 2006-06-20 Huang Chang Liu Flexible chair back
CA2570357A1 (en) * 2004-06-14 2005-12-29 Hni Technologies Inc. Backrest and adjustable arm for a chair
US7854481B2 (en) * 2004-06-15 2010-12-21 Star Cushion Products, Inc. Methods and apparatus for assembling a wheel chair
US20060138821A1 (en) * 2004-12-27 2006-06-29 Oasyschair Co., Ltd. Chair backrest
EP1855569B1 (en) 2005-03-01 2022-02-16 Haworth, Inc. Chair back with lumbar and pelvic supports
CN100407964C (zh) * 2006-01-24 2008-08-06 吴文进 一种承托腰部的座椅
JP2009509592A (ja) * 2005-10-03 2009-03-12 ヴィトラ・パテンテ・アクチエンゲゼルシャフト 椅子
JP5002835B2 (ja) 2005-10-27 2012-08-15 コクヨ株式会社 部材の接続構造
JP4719905B2 (ja) * 2005-10-27 2011-07-06 コクヨ株式会社 椅子
JP4747311B2 (ja) 2005-11-11 2011-08-17 コクヨ株式会社 椅子
JP4721183B2 (ja) * 2005-11-11 2011-07-13 コクヨ株式会社 バネの取付構造
JP4945781B2 (ja) 2005-11-11 2012-06-06 コクヨ株式会社 椅子
US7226127B1 (en) 2005-12-21 2007-06-05 Tk Canada Limited Ergonomic chair backrest
WO2007071891A1 (en) * 2005-12-23 2007-06-28 Springvale Leisure Limited Upholstery component
US7992936B2 (en) * 2006-03-24 2011-08-09 Herman Miller, Inc. Seat
CA2645964C (en) * 2006-03-24 2014-05-06 Herman Miller, Inc. Seating arrangement
WO2007124609A2 (de) * 2006-04-27 2007-11-08 Vitra Patente Ag Mechanik für einen stuhl
JP4964507B2 (ja) * 2006-06-13 2012-07-04 株式会社岡村製作所 椅子
JP5041510B2 (ja) * 2006-06-13 2012-10-03 テイ・エス テック株式会社 車両用シート
WO2008041868A2 (en) * 2006-10-04 2008-04-10 Formway Furniture Limited A chair
JP5079307B2 (ja) * 2006-11-10 2012-11-21 株式会社岡村製作所 椅子における背板の取付方法
DE102007026327A1 (de) * 2007-06-06 2008-12-11 Klöber GmbH Flexible Rückenlehne für einen Arbeitsstuhl
USD591986S1 (en) 2007-09-21 2009-05-12 Herman Miller, Inc. Body support structure
JP5391201B2 (ja) 2007-09-20 2014-01-15 ハーマン、ミラー、インコーポレイテッド 荷重支持構造
JP2009165663A (ja) * 2008-01-16 2009-07-30 Kokuyo Co Ltd 椅子
NO328092B1 (no) * 2008-03-10 2009-12-07 Efg Europ Furniture Group Ab Ryggestotteanordning
US7775601B2 (en) * 2008-03-17 2010-08-17 Yao-Chuan Wu Back structure for a chair
IL200365A (en) * 2008-08-18 2013-05-30 Ass For Public Health Services Stable trainer
US8991930B2 (en) * 2008-09-22 2015-03-31 Johnson Controls Technology Company Closed cell foam vehicle interior component and method of making same
KR100903215B1 (ko) 2008-10-10 2009-06-18 주식회사 시디즈 틸팅 가능 의자
JP5434211B2 (ja) * 2009-04-09 2014-03-05 トヨタ紡織株式会社 車両用シートの面状弾性体の組み付け構造
FR2947775B1 (fr) * 2009-07-08 2011-08-05 Cera Armature de siege de vehicule automobile
US8991932B2 (en) * 2009-11-12 2015-03-31 Okamura Corporation Backrest mechanism for chair
JP5513212B2 (ja) * 2010-03-30 2014-06-04 日本発條株式会社 車両用シートバック及びこれを備えた車両用シート
US8408647B2 (en) * 2010-05-21 2013-04-02 Yao-Chuan Wu Movable chair backrest
USD659417S1 (en) 2010-06-04 2012-05-15 Herman Miller, Inc. Chair and components thereof
JP5279773B2 (ja) * 2010-08-16 2013-09-04 株式会社イトーキ 椅子の背もたれの支持機構
JP5284339B2 (ja) * 2010-12-02 2013-09-11 株式会社岡村製作所 椅子のヘッドレスト装置
US8567864B2 (en) 2011-08-12 2013-10-29 Hni Corporation Flexible back support member with integrated recline stop notches
JP5611919B2 (ja) * 2011-09-21 2014-10-22 株式会社イトーキ 椅子の背もたれ板及び座板
US9609952B2 (en) * 2012-05-04 2017-04-04 Itoki Corporation Chair, especially, office chair
USD707995S1 (en) 2012-05-23 2014-07-01 Hni Technologies Inc. Chair
US9198514B2 (en) 2012-05-23 2015-12-01 Hni Technologies Inc. Chair with pivot function and method of making
US8820835B2 (en) 2012-08-29 2014-09-02 Hni Technologies Inc. Resilient chair incorporating multiple flex zones
USD707477S1 (en) 2012-08-29 2014-06-24 Hni Technologies, Inc. Chair
US8973990B2 (en) 2012-09-20 2015-03-10 Steelcase Inc. Chair assembly
US11229294B2 (en) 2012-09-20 2022-01-25 Steelcase Inc. Chair assembly with upholstery covering
US11304528B2 (en) 2012-09-20 2022-04-19 Steelcase Inc. Chair assembly with upholstery covering
USD697729S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD697726S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
US8998339B2 (en) * 2012-09-20 2015-04-07 Steelcase Inc. Chair assembly with upholstery covering
US9661930B2 (en) * 2012-09-21 2017-05-30 Steelcase Inc. Chair construction
JP6317747B2 (ja) * 2012-09-21 2018-04-25 スティールケース インコーポレイテッド 椅子構成
JP6106398B2 (ja) * 2012-10-12 2017-03-29 株式会社岡村製作所 椅子
JP2014094597A (ja) * 2012-11-07 2014-05-22 Shiroki Corp ランバーサポート装置
JP5566438B2 (ja) * 2012-11-26 2014-08-06 株式会社イトーキ 椅子の背もたれの支持機構
JP6353443B2 (ja) * 2013-06-06 2018-07-04 株式会社イトーキ 椅子
US9340162B2 (en) * 2013-07-01 2016-05-17 Ford Global Technologies, Llc Seat cushion assembly
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JP6192220B2 (ja) * 2013-10-29 2017-09-06 株式会社岡村製作所 椅子
JP6235303B2 (ja) * 2013-10-29 2017-11-22 株式会社岡村製作所 椅子
WO2015064500A1 (ja) * 2013-10-29 2015-05-07 株式会社岡村製作所 椅子
JP5829722B2 (ja) * 2014-06-03 2015-12-09 株式会社岡村製作所 椅子
US9173492B1 (en) * 2014-06-06 2015-11-03 Jacques Fortin Self-reclining chair
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US10194750B2 (en) 2015-04-13 2019-02-05 Steelcase Inc. Seating arrangement
US10966527B2 (en) 2017-06-09 2021-04-06 Steelcase Inc. Seating arrangement and method of construction
US10021984B2 (en) 2015-04-13 2018-07-17 Steelcase Inc. Seating arrangement
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JP6451501B2 (ja) * 2015-05-25 2019-01-16 トヨタ紡織株式会社 乗物用シート
EP3100906A1 (en) * 2015-06-05 2016-12-07 Schukra Gerätebau GmbH Shoulder adjuster
JP6770306B2 (ja) * 2015-11-09 2020-10-14 株式会社イトーキ 椅子の身体支持体
JP6817694B2 (ja) * 2015-11-09 2021-01-20 株式会社イトーキ 椅子
DE102016102556A1 (de) * 2016-02-15 2017-08-17 Interstuhl Büromöbel GmbH & Co. KG Rückenlehne für einen Bürostuhl
US9717343B1 (en) * 2016-03-07 2017-08-01 Oasyschair Co., Ltd. Chair backrest panel positioning device
JP6455471B2 (ja) 2016-03-16 2019-01-23 トヨタ自動車株式会社 車両用シート
US10279714B2 (en) 2016-08-26 2019-05-07 Ford Global Technologies, Llc Seating assembly with climate control features
US10799028B2 (en) * 2017-08-10 2020-10-13 NHI Corporation Chairs including flexible frames
JP6465525B2 (ja) * 2017-10-26 2019-02-06 株式会社オカムラ 椅子
KR101917582B1 (ko) * 2018-08-17 2018-11-09 주식회사 대하정공 텐션 등판이 구비된 의자
US11357329B2 (en) 2019-12-13 2022-06-14 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
US11690457B2 (en) * 2020-02-04 2023-07-04 Hni Technologies Inc. Chair with flexible internal support
JP7693314B2 (ja) * 2020-12-25 2025-06-17 株式会社イトーキ 椅子及びその背もたれ
CN113180953B (zh) * 2021-06-15 2022-09-13 宁波欣雷医疗设备有限公司 一种护理床的起背机构

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009060644A1 (ja) * 2007-11-09 2009-05-14 Uchida Yoko Co., Ltd. 椅子の背もたれ取付構造
JP2009112728A (ja) * 2007-11-09 2009-05-28 Uchida Yoko Co Ltd 椅子の背もたれ取付構造
CN101854835A (zh) * 2007-11-09 2010-10-06 株式会社内田洋行 椅子的靠背安装构造
CN101854835B (zh) * 2007-11-09 2013-05-29 株式会社内田洋行 椅子的靠背安装构造
US11109683B2 (en) 2019-02-21 2021-09-07 Steelcase Inc. Body support assembly and method for the use and assembly thereof
US11602223B2 (en) 2019-02-21 2023-03-14 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
US11910934B2 (en) 2019-02-21 2024-02-27 Steelcase Inc. Body support assembly and methods for the use and assembly thereof

Also Published As

Publication number Publication date
US6257665B1 (en) 2001-07-10
JP2000079034A (ja) 2000-03-21
DE19930922A1 (de) 2000-05-04
DE19930922B4 (de) 2004-02-26
JP3884186B2 (ja) 2007-02-21
JP2000287782A (ja) 2000-10-17

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