CA2752446A1 - Chair - Google Patents

Chair Download PDF

Info

Publication number
CA2752446A1
CA2752446A1 CA2752446A CA2752446A CA2752446A1 CA 2752446 A1 CA2752446 A1 CA 2752446A1 CA 2752446 A CA2752446 A CA 2752446A CA 2752446 A CA2752446 A CA 2752446A CA 2752446 A1 CA2752446 A1 CA 2752446A1
Authority
CA
Canada
Prior art keywords
backrest
chair
support rod
vertical
backrest support
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.)
Abandoned
Application number
CA2752446A
Other languages
English (en)
French (fr)
Inventor
Hiroshi Masunaga
Hisato Fujita
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
Priority claimed from JP2008267410A external-priority patent/JP5378747B2/ja
Priority claimed from JP2009042050A external-priority patent/JP5543117B2/ja
Application filed by Okamura Corp filed Critical Okamura Corp
Publication of CA2752446A1 publication Critical patent/CA2752446A1/en
Abandoned legal-status Critical Current

Links

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—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • 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—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/448—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with resilient blocks
    • 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
    • A47C1/03255—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest with a central column, e.g. rocking office chairs
    • 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
    • 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
    • A47C1/03272—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • 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
    • A47C1/03272—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • A47C1/03274—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs of torsion type
    • 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
    • A47C1/03294—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest slidingly movable in the base frame, e.g. by rollers
    • 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—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/48—Support for the head or the back for the back of freely-rotatable type

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Chairs Characterized By Structure (AREA)
CA2752446A 2008-10-16 2009-09-18 Chair Abandoned CA2752446A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2008267410A JP5378747B2 (ja) 2008-10-16 2008-10-16 椅子
JP2008-267410 2008-10-16
JP2009-042050 2009-02-25
JP2009042050A JP5543117B2 (ja) 2009-02-25 2009-02-25 椅子の背凭れ装置
PCT/JP2009/066329 WO2010044331A1 (ja) 2008-10-16 2009-09-18 椅子

Publications (1)

Publication Number Publication Date
CA2752446A1 true CA2752446A1 (en) 2010-04-22

Family

ID=42106496

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2752446A Abandoned CA2752446A1 (en) 2008-10-16 2009-09-18 Chair

Country Status (6)

Country Link
US (1) US20110198907A1 (ja)
EP (1) EP2347679B1 (ja)
KR (1) KR20110084241A (ja)
CN (1) CN102176847B (ja)
CA (1) CA2752446A1 (ja)
WO (1) WO2010044331A1 (ja)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5594878B2 (ja) * 2010-06-30 2014-09-24 コクヨ株式会社 椅子
JP5951960B2 (ja) * 2011-10-28 2016-07-13 株式会社岡村製作所 張材の張設構造
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
USD697730S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD698166S1 (en) 2012-09-20 2014-01-28 Steelcase Inc. Chair
USD683151S1 (en) 2012-09-20 2013-05-28 Steelcase Inc. Chair
USD698165S1 (en) 2012-09-20 2014-01-28 Steelcase Inc. Chair
USD697726S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD694539S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD699959S1 (en) 2012-09-20 2014-02-25 Steelcase Inc. Chair
USD781605S1 (en) 2015-04-24 2017-03-21 Steelcase Inc. Chair
USD694540S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD942767S1 (en) 2012-09-20 2022-02-08 Steelcase Inc. Chair assembly
USD701053S1 (en) 2012-09-20 2014-03-18 Steelcase Inc. Chair
USD683150S1 (en) 2012-09-20 2013-05-28 Steelcase Inc. Chair
US8998339B2 (en) 2012-09-20 2015-04-07 Steelcase Inc. Chair assembly with upholstery covering
USD697729S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD697727S1 (en) 2012-09-20 2014-01-21 Steeelcase Inc. Chair
USD688907S1 (en) 2012-09-20 2013-09-03 Steelcase Inc. Arm assembly
USD694536S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD694538S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD699958S1 (en) 2012-09-20 2014-02-25 Steelcase Inc. Chair
USD697728S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD698164S1 (en) 2012-09-20 2014-01-28 Steelcase Inc. Chair
USD699061S1 (en) 2012-09-20 2014-02-11 Steelcase Inc. Arm assembly
USD699957S1 (en) 2012-09-20 2014-02-25 Steelcase Inc. Chair
USD702981S1 (en) 2012-09-20 2014-04-22 Steelcase Inc. Chair
USD694537S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD695034S1 (en) 2012-11-13 2013-12-10 Steelcase Inc. Chair
KR101378062B1 (ko) * 2013-02-15 2014-03-27 (주) 파트라 의자
WO2014196630A1 (ja) * 2013-06-06 2014-12-11 株式会社イトーキ 椅子
USD758774S1 (en) 2015-04-24 2016-06-14 Steelcase Inc. Headrest assembly
USD781604S1 (en) 2015-04-24 2017-03-21 Steelcase Inc. Chair
USD760526S1 (en) 2015-04-24 2016-07-05 Steelcase Inc. Headrest assembly
USD759415S1 (en) 2015-04-24 2016-06-21 Steelcase Inc. Headrest
US10743677B2 (en) * 2015-06-29 2020-08-18 Herman Miller, Inc. Attachment structure for suspension seating
JP6695113B2 (ja) * 2015-08-31 2020-05-20 株式会社オカムラ 什器
USD773200S1 (en) * 2015-11-03 2016-12-06 Anji Hailong Furniture Co., Ltd. Chair
USD785353S1 (en) * 2015-11-24 2017-05-02 Zhejiang Botai Furniture Co., Ltd. Chair
DK201870155A1 (en) * 2018-03-12 2019-09-30 R82 A/S CONNECTION JOINT
JP7154935B2 (ja) * 2018-10-17 2022-10-18 株式会社オカムラ 椅子の背凭れ、およびそれを備える椅子
JP7163133B2 (ja) * 2018-10-17 2022-10-31 株式会社オカムラ 椅子の背凭れおよびそれを備えた椅子、背凭れの組み立て方法
EP4268676A3 (en) 2019-02-21 2024-02-07 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
US11357329B2 (en) 2019-12-13 2022-06-14 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
KR20210111654A (ko) 2020-03-03 2021-09-13 김보화 공조기 설치를 위한 보조창

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744603A (en) * 1986-04-10 1988-05-17 Steelcase Inc. Chair shell with selective back stiffening
US5100201A (en) * 1990-09-21 1992-03-31 J.G. Furniture Systems Inc. Passive ergonomic work chair
JP3325783B2 (ja) * 1996-10-09 2002-09-17 センター フォア デザイン リサーチ アンド ディベロプメント ナームローゼフェンノートチャップ 調節自在の椅子
JP2000014478A (ja) 1998-07-06 2000-01-18 Toyo Kogei:Kk 椅 子
JP3023791B2 (ja) * 1999-06-10 2000-03-21 株式会社岡村製作所 椅子の背杆カバ―装置
IT1315528B1 (it) * 2000-10-18 2003-02-18 Enrico Cioncada Poltrona ad assetto variabile
JP4491125B2 (ja) 2000-10-30 2010-06-30 株式会社岡村製作所 椅子の背凭れ構造
US6609755B2 (en) * 2001-06-15 2003-08-26 Hon Technology Inc. Ergonomic chair
ATE336187T1 (de) * 2003-02-16 2006-09-15 Stoll Sedus Ag Rückenlehne
CN2798723Y (zh) * 2005-03-22 2006-07-26 关小霏 一种可增加靠背舒展角度的靠椅
US7416251B2 (en) * 2005-06-10 2008-08-26 Global Total Office Chair
WO2007038879A1 (de) * 2005-10-03 2007-04-12 Vitra Patente Ag Stuhl
JP5002835B2 (ja) * 2005-10-27 2012-08-15 コクヨ株式会社 部材の接続構造
JP3118464U (ja) * 2005-11-10 2006-01-26 株式会社クオリ 椅子の背もたれ張着構造
CN200953958Y (zh) * 2006-09-30 2007-10-03 苏同华 座椅椅背

Also Published As

Publication number Publication date
EP2347679A1 (en) 2011-07-27
KR20110084241A (ko) 2011-07-21
EP2347679B1 (en) 2013-03-13
US20110198907A1 (en) 2011-08-18
WO2010044331A1 (ja) 2010-04-22
CN102176847B (zh) 2014-04-09
EP2347679A4 (en) 2012-03-07
CN102176847A (zh) 2011-09-07

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140908

FZDE Dead

Effective date: 20170109