CA1156923A - Office chair - Google Patents

Office chair

Info

Publication number
CA1156923A
CA1156923A CA000376626A CA376626A CA1156923A CA 1156923 A CA1156923 A CA 1156923A CA 000376626 A CA000376626 A CA 000376626A CA 376626 A CA376626 A CA 376626A CA 1156923 A CA1156923 A CA 1156923A
Authority
CA
Canada
Prior art keywords
article according
seat portion
back portion
article
seat
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
Application number
CA000376626A
Other languages
English (en)
French (fr)
Inventor
Klaus Franck
Werner Sauer
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.)
Wilkhahn Wilkening and Hahne GmbH and Co KG
Original Assignee
Wilkhahn Wilkening and Hahne GmbH and Co KG
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 Wilkhahn Wilkening and Hahne GmbH and Co KG filed Critical Wilkhahn Wilkening and Hahne GmbH and Co KG
Application granted granted Critical
Publication of CA1156923A publication Critical patent/CA1156923A/en
Expired 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
    • 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
    • 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
    • A47C1/03266—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with adjustable elasticity
    • 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
    • A47C1/03277—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means 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
    • 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
    • A47C1/03277—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs
    • A47C1/03279—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs of torsion type

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs Characterized By Structure (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Special Chairs (AREA)
CA000376626A 1980-10-01 1981-04-30 Office chair Expired CA1156923A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3036993.8 1980-10-01
DE19803036993 DE3036993A1 (de) 1980-10-01 1980-10-01 Arbeits-sitzmoebel

Publications (1)

Publication Number Publication Date
CA1156923A true CA1156923A (en) 1983-11-15

Family

ID=6113289

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000376626A Expired CA1156923A (en) 1980-10-01 1981-04-30 Office chair

Country Status (12)

Country Link
US (1) US4451085A (en, 2012)
EP (1) EP0049310B1 (en, 2012)
JP (1) JPS5764014A (en, 2012)
AR (1) AR227548A1 (en, 2012)
AT (1) ATE12169T1 (en, 2012)
AU (1) AU542582B2 (en, 2012)
BR (1) BR8102728A (en, 2012)
CA (1) CA1156923A (en, 2012)
DE (2) DE3036993A1 (en, 2012)
ES (1) ES267165Y (en, 2012)
MX (1) MX152858A (en, 2012)
ZA (1) ZA814319B (en, 2012)

Families Citing this family (102)

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DE3232771A1 (de) * 1982-09-03 1984-03-08 Wilkhahn Wilkening + Hahne GmbH + Co, 3252 Bad Münder Arbeits-sitzmoebel
CH662257A5 (de) * 1983-07-20 1987-09-30 Syntech Sa Arbeitsstuhl.
USD289120S (en) 1984-02-17 1987-04-07 Herman Miller, Inc. Chair shell
DE3429186A1 (de) * 1984-08-08 1986-02-20 Uredat-Neuhoff, Angela, 4592 Lindern Sitzmoebel, insbesondere buerostuhl
SE456397C (sv) * 1984-10-19 1990-02-12 Johan Magnus Ullman Stol innefattande en sits med ett framaat lutande parti
EP0179357B1 (de) * 1984-10-23 1989-06-14 Protoned B.V. Sitzmöbel
DE3537203A1 (de) * 1984-10-24 1986-04-24 Klöber GmbH & Co, 7770 Überlingen Arbeitsstuhl mit neigungsmechanik von sitzschale und rueckenlehne
FR2575051B1 (fr) * 1984-12-21 1987-02-27 Linguanotto Ets Siege, notamment siege de travail, a plusieurs positions
DE8515221U1 (de) * 1985-05-23 1986-05-22 VOKO - Franz Vogt & Co, 6301 Pohlheim Sitzmöbel
USD300587S (en) 1985-06-26 1989-04-11 Cirkel B.V. Chair
USD295926S (en) 1985-06-26 1988-05-31 Cirkel B.V. Chair
DE3528335A1 (de) * 1985-08-07 1987-02-26 Roeder Soehne Sitzmoebelfab Vorrichtung zum abstuetzen eines teiles eines moebels, insbesondere eines buerostuhles, an einem anderen teil dieses moebels
DE8607194U1 (de) * 1986-03-15 1986-04-30 Drabert Söhne Minden (Westf.), 4950 Minden Sitzmöbel
US4744603A (en) * 1986-04-10 1988-05-17 Steelcase Inc. Chair shell with selective back stiffening
US5567012A (en) * 1986-04-10 1996-10-22 Steelcase, Inc. Chair control
IT206947Z2 (it) * 1986-06-12 1987-10-26 Pro Cord Srl Sedia con schienale articolato
DE3642796A1 (de) * 1986-12-15 1988-06-23 Eckhard Hansen Punktsynchronverstelleinrichtung fuer buerostuehle, sitzmoebel o. dgl.
CA1324313C (en) * 1987-01-19 1993-11-16 Satoshi Kabaya Rocking chair
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DE3719784A1 (de) * 1987-06-13 1988-12-22 Roeder Soehne Sitzmoebelfab Sitzmoebel
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US4840426A (en) * 1987-09-30 1989-06-20 Davis Furniture Industries, Inc. Office chair
DE3737492C2 (de) * 1987-11-05 2003-03-27 Wilkhahn Wilkening & Hahne Stuhl mit vier Drehgelenken
DE3737491C2 (de) * 1987-11-05 2003-03-20 Wilkhahn Wilkening & Hahne Stuhl
US4786105A (en) * 1988-02-24 1988-11-22 All Day Chair Company Continually positionable chair with adjustable lumbar support
DE3837727A1 (de) * 1988-11-07 1990-05-10 Link Wilhelm Kg Stuhl, insbesondere buerostuhl
DE3900220A1 (de) * 1989-01-05 1990-07-12 Wilkhahn Wilkening & Hahne Stuhl
WO1990007887A1 (en) * 1989-01-11 1990-07-26 Maxton Fox Commercial Furniture Pty. Limited A chair
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US5133587A (en) * 1989-11-20 1992-07-28 Hadden Jr James R Seat
JPH047022U (en, 2012) * 1990-05-10 1992-01-22
FR2671702A1 (fr) * 1991-01-22 1992-07-24 Lavigne Pierre Siege a geometrie variable.
US5318346A (en) * 1991-05-30 1994-06-07 Steelcase Inc. Chair with zero front rise control
US5203853A (en) * 1991-09-18 1993-04-20 Herman Miller, Inc. Locking chair tilt mechanism with torsion bar
US5320410A (en) * 1992-01-14 1994-06-14 Steelcase Inc. Chair control
US5308142A (en) * 1992-01-23 1994-05-03 Steelcase, Inc. Chair with arm mounted motion control
DE4209066C1 (en, 2012) * 1992-03-20 1993-04-08 Simon 4807 Borgholzhausen De Desanta
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US5630643A (en) * 1993-06-01 1997-05-20 Steelcase Inc Upholstered chair with two-piece shell
DE4410383C2 (de) * 1994-03-25 1996-07-25 Desanta Stuhl
US5577807A (en) * 1994-06-09 1996-11-26 Steelcase Inc. Adjustable chair actuator
WO1995034233A1 (en) * 1994-06-10 1995-12-21 Haworth, Inc. Ergonomic chair
US5810438A (en) * 1994-06-13 1998-09-22 Herman Miller, Inc. One piece molded seating structure
US5486035A (en) * 1994-08-01 1996-01-23 Koepke; Marcus C. Occupant weight operated chair
GB9500022D0 (en) * 1995-01-04 1995-03-01 Unwalla Jamshed Integrated seat and back and mechanism for chairs
US5890763A (en) * 1996-12-11 1999-04-06 Svein Asbj.o slashed.rnsen Produktdesign AS Arrangement in a pivotable mounting, especially for a chair
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KR200154297Y1 (ko) * 1997-04-03 1999-08-02 한무길 등받이용 탄성가동수단을 구비한 고정의자
US5909923A (en) * 1997-10-24 1999-06-08 Steelcase Inc. Chair with novel pivot mounts and method of assembly
USD414349S (en) 1997-10-24 1999-09-28 Steelcase Inc. Chair
USD421540S (en) * 1999-04-02 2000-03-14 Steelcase Inc. Chair back
USD439451S1 (en) 1999-04-09 2001-03-27 Steelcase Development Inc. Back for a seating unit
USD438733S1 (en) 1999-04-09 2001-03-13 Steelcase Development Inc. Lumbar region of a chair back
USD439101S1 (en) 1999-04-09 2001-03-20 Steelcase Development Inc. Back cover for a seating unit
NZ504871A (en) * 2000-05-22 2002-04-26 Miller Herman Inc A chair with a preload mechanism to assist in the manufacture of reclining chairs so that the spring mechanism may be easily inserted
JP4818506B2 (ja) * 2000-11-06 2011-11-16 株式会社岡村製作所 椅子における背凭れの傾動装置
KR100434997B1 (ko) * 2002-01-02 2004-06-09 주식회사 일룸 의자의 등받이
US6779846B2 (en) * 2002-08-06 2004-08-24 Mity-Lite, Inc. Chair with flexible, resilient back support
WO2004089162A2 (en) * 2003-04-02 2004-10-21 Wells Harold G Articulated seating mechanism
CA2829902C (en) * 2005-03-01 2014-07-15 Haworth, Inc. Chair back with lumbar and pelvic supports
US7422287B2 (en) * 2005-03-08 2008-09-09 Steelcase Inc. Seating with shape-changing back support frame
US20060202536A1 (en) * 2005-03-09 2006-09-14 Robert Luchetti Associates, Inc. Chair with self-adjusting chair back
AR057387A1 (es) * 2005-06-20 2007-12-05 Humanscale Corp Aparato de asiento con movimiento reclinable
USD661135S1 (en) 2006-06-20 2012-06-05 Humanscale Corporation Pair of armrests for a chair or the like
US7896439B2 (en) * 2006-08-30 2011-03-01 Itoki Corporation Chair
EP1992255A1 (de) * 2007-05-18 2008-11-19 Eckhard Dipl.-Ing. Hansen Sitzmöbel
USD591986S1 (en) 2007-09-21 2009-05-12 Herman Miller, Inc. Body support structure
EP2689693B1 (en) 2007-09-20 2016-09-14 Herman Miller, Inc. Load support structure
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US7654617B2 (en) * 2008-06-06 2010-02-02 Mity-Lite, Inc. Flexible chair seat
JP2010096325A (ja) * 2008-10-20 2010-04-30 Oki Electric Ind Co Ltd 緩衝装置、椅子
US8322787B2 (en) 2008-12-24 2012-12-04 Mity-Lite, Inc. Clamping joint for a chair
US8038221B2 (en) 2008-12-24 2011-10-18 Mity-Lite, Inc. Folding mesh chair with nesting hoops
US8317269B2 (en) 2008-12-24 2012-11-27 Mity-Lite, Inc. Mesh stacking chair
US8454093B2 (en) 2008-12-24 2013-06-04 Mity-Lite, Inc. Mesh chair with open-end hoop
USD599127S1 (en) 2009-04-13 2009-09-01 Mity-Lite, Inc. Mesh folding chair
USD648554S1 (en) 2009-11-04 2011-11-15 Mity-Lite, Inc. Mesh stacking chair
CA2801962C (en) 2010-06-15 2016-08-02 Claudia Plikat Chair with torsionally supported rear part
USD660612S1 (en) 2010-11-16 2012-05-29 Mity-Lite, Inc. Mesh banquet chair
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US9504326B1 (en) 2012-04-10 2016-11-29 Humanscale Corporation Reclining chair
WO2013169718A1 (en) 2012-05-07 2013-11-14 Johnson Controls Technology Company Seat adjustment device for vertical adjustment of a vehicle seat
DE102012013208B4 (de) 2012-05-07 2019-07-25 Adient Luxembourg Holding S.À R.L. Sitzteil eines Fahrzeugsitzes
DE102012208721A1 (de) * 2012-05-24 2013-11-28 Lufthansa Technik Ag Flugzeugsitz mit einer Sitzbaugruppe
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DE202014100062U1 (de) * 2014-01-08 2015-04-10 Innotec Motion GmbH Sitzmöbel mit federnder Rückenlehne
AU2016206557B2 (en) 2015-01-16 2020-01-23 MillerKnoll, Inc Zoned suspension seating structure
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US11589678B2 (en) 2019-01-17 2023-02-28 Hni Technologies Inc. Chairs including flexible frames
CN113507865A (zh) 2019-02-21 2021-10-15 斯特尔凯斯公司 身体支撑组件和用于该身体支撑组件的使用和组装的方法
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WO2021178206A1 (en) 2020-03-02 2021-09-10 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
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US868052A (en) * 1905-12-21 1907-10-15 John F Wilmot Adjustable reclining-chair.
US1789337A (en) * 1929-01-24 1931-01-20 Floral City Furniture Company Reclining chair
US2365200A (en) * 1942-03-16 1944-12-19 Lorenz Anton Adjustable chair
GB611651A (en) * 1946-05-02 1948-11-02 Maximilian Heller Adjustable chair or the like
FR1216435A (fr) * 1958-11-25 1960-04-25 Grosfillex Freres Article façonné en matière plastique pouvant servir notamment de siège et de dossier amovibles pour chaises et autres meubles analogues
US3140118A (en) * 1961-07-03 1964-07-07 Pacific Car & Foundry Co Seat for cab of automotive truck
US3133765A (en) * 1962-08-30 1964-05-19 Ion Corp Chair
US3317241A (en) * 1966-04-18 1967-05-02 David E Pace Reclining chair
US3387887A (en) * 1966-06-09 1968-06-11 Schlumberger Ltd Chair
DE2222840C2 (de) * 1972-05-10 1984-05-17 Baresel-Bofinger, Rudolf, 7129 Ilsfeld Sessel
DE2731618A1 (de) * 1977-07-13 1979-01-25 Wilkhahn Wilkening & Hahne Sitzmoebel, insbesondere stuhl
DE7815561U1 (en, 2012) * 1978-05-24 1978-09-14 Martin Stoll Giroflex Gmbh, 7897 Tiengen
CH636252A5 (de) * 1978-10-20 1983-05-31 Syntech Sa Ergonomischer stuhl.

Also Published As

Publication number Publication date
ZA814319B (en) 1982-07-28
ES267165U (es) 1983-03-16
ES267165Y (es) 1983-10-16
BR8102728A (pt) 1982-08-17
AU542582B2 (en) 1985-02-28
AR227548A1 (es) 1982-11-15
DE3070356D1 (en) 1985-04-25
EP0049310A1 (de) 1982-04-14
ATE12169T1 (de) 1985-04-15
EP0049310B1 (de) 1985-03-20
JPS6348529B2 (en, 2012) 1988-09-29
DE3036993A1 (de) 1982-05-13
MX152858A (es) 1986-06-23
AU6866581A (en) 1982-04-22
US4451085A (en) 1984-05-29
JPS5764014A (en) 1982-04-17

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