DE69028500D1 - Wippmechanik für einen Stuhl - Google Patents

Wippmechanik für einen Stuhl

Info

Publication number
DE69028500D1
DE69028500D1 DE69028500T DE69028500T DE69028500D1 DE 69028500 D1 DE69028500 D1 DE 69028500D1 DE 69028500 T DE69028500 T DE 69028500T DE 69028500 T DE69028500 T DE 69028500T DE 69028500 D1 DE69028500 D1 DE 69028500D1
Authority
DE
Germany
Prior art keywords
chair
rocker mechanism
rocker
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
DE69028500T
Other languages
English (en)
Other versions
DE69028500T2 (de
Inventor
Shunichi Takamatsu
Hiroji Kubo
Katsunori Hama
Hiroshi Iwabuchi
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.)
Itoki Crebio Corp
Original Assignee
Itoki Crebio 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 JP1990032296U external-priority patent/JP2562808Y2/ja
Application filed by Itoki Crebio Corp filed Critical Itoki Crebio Corp
Application granted granted Critical
Publication of DE69028500D1 publication Critical patent/DE69028500D1/de
Publication of DE69028500T2 publication Critical patent/DE69028500T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
    • A47C31/12—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons
    • A47C31/126—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons for chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs
    • A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
    • A47C3/026—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame with central column, e.g. rocking office chairs; Tilting chairs
    • 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
    • A47C7/441—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with adjustable elasticity
    • 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
    • A47C7/445—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with bar or leaf springs
DE69028500T 1989-11-30 1990-06-22 Wippmechanik für einen Stuhl Expired - Fee Related DE69028500T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13949589 1989-11-30
JP2079153A JPH03222907A (ja) 1989-11-30 1990-03-28 椅子の弾力調節装置
JP1990032296U JP2562808Y2 (ja) 1990-03-28 1990-03-28 椅子のロッキング装置

Publications (2)

Publication Number Publication Date
DE69028500D1 true DE69028500D1 (de) 1996-10-17
DE69028500T2 DE69028500T2 (de) 1997-01-30

Family

ID=27287650

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028500T Expired - Fee Related DE69028500T2 (de) 1989-11-30 1990-06-22 Wippmechanik für einen Stuhl

Country Status (5)

Country Link
US (1) US5080318A (de)
EP (1) EP0434897B1 (de)
JP (1) JPH03222907A (de)
KR (1) KR0166077B1 (de)
DE (1) DE69028500T2 (de)

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2919131B2 (ja) * 1991-10-22 1999-07-12 株式会社イトーキクレビオ 椅子の傾動制御装置
US5267777A (en) * 1992-01-15 1993-12-07 Lavaco Industries, Inc. Resilient chair support
USD386023S (en) * 1996-09-13 1997-11-11 Herman Miller, Inc. Seat and back unit for a chair
US6250715B1 (en) 1998-01-21 2001-06-26 Herman Miller, Inc. Chair
USD420523S (en) * 1998-06-05 2000-02-15 Herman Miller, Inc. Chair
US6523895B1 (en) 1999-02-05 2003-02-25 Davis Furniture Industries, Inc. Ergonomic chair
US6709058B1 (en) 1999-04-09 2004-03-23 Humanscale Corp. Ergonomic chair
US6582019B2 (en) 2000-03-17 2003-06-24 Herman Miller, Inc. Tilt assembly for a chair
JP4543362B2 (ja) * 2000-03-24 2010-09-15 ジロフレックス エントヴィックルンクス アクチェンゲゼルシャフト シート家具、特に、事務用椅子におけるシートと背もたれの配置構造
US6598936B1 (en) 2001-04-11 2003-07-29 Michael N. Klein Multi-task mid-pivot chair control mechanism
DE10122948C1 (de) * 2001-05-11 2003-03-13 Armin Sander Stuhl, insbesondere Bürostuhl
NO317791B1 (no) * 2002-01-04 2004-12-13 Stokke As Bevegelig ledd
DE10200355A1 (de) * 2002-01-08 2003-07-17 Dauphin Friedrich W Gmbh Stuhl
WO2003068025A2 (en) * 2002-02-13 2003-08-21 Herman Miller, Inc. Tilt chair having a flexible back, adjustable armrests and asjustable seat depth, and methods for the use thereof
US6869142B2 (en) 2002-09-12 2005-03-22 Steelcase Development Corporation Seating unit having motion control
US6880886B2 (en) * 2002-09-12 2005-04-19 Steelcase Development Corporation Combined tension and back stop function for seating unit
US7048335B2 (en) 2003-06-05 2006-05-23 Steelcase Development Corporation Seating unit with crossbar seat support
DE10356190B4 (de) 2003-12-02 2007-10-04 Christian Erker Sitzlehnenregulierung
DE602005025169D1 (de) * 2004-05-13 2011-01-13 Humanscale Corp Stuhl mit säulenförmigem Fuss mit Membranplatten
US7585028B2 (en) 2005-02-09 2009-09-08 Jenkins Jeffrey B Mobile ergonomic rotating adjustable chair with lumbar support
DE202005004880U1 (de) * 2005-03-26 2006-08-03 Sander, Armin Stuhl, insbesondere Bürostuhl
ITMI20050751A1 (it) * 2005-04-27 2006-10-28 Donati Spa Meccanismo di regolazione dell'inclinazione di schienali in sedie e polteone specialmente da ufficio
USD623449S1 (en) 2005-05-13 2010-09-14 Humanscale Corporation Mesh backrest for a chair
AR057387A1 (es) * 2005-06-20 2007-12-05 Humanscale Corp Aparato de asiento con movimiento reclinable
US7806478B1 (en) * 2006-01-04 2010-10-05 Sava Cvek Task chair with dual tilting capabilities
US7261368B1 (en) * 2006-02-27 2007-08-28 Todd Clausnitzer Ergonomic chair
CA2646948A1 (en) * 2006-03-24 2007-10-04 Herman Miller Inc. Piece of furniture
USD661135S1 (en) 2006-06-20 2012-06-05 Humanscale Corporation Pair of armrests for a chair or the like
EP2046165B1 (de) * 2006-06-30 2013-07-17 Eckhard Dipl.-Ing. Hansen Sitzmöbel
DE202007006762U1 (de) * 2006-10-13 2008-02-14 Bock 1 Gmbh & Co. Kg Mechanik für einen Bürostuhl
KR100788108B1 (ko) * 2006-11-10 2007-12-21 한정우 의자
CN102151026B (zh) 2007-01-29 2016-05-18 赫尔曼米勒有限公司 座位结构及其使用方法
JP5490004B2 (ja) * 2007-09-20 2014-05-14 ハーマン、ミラー、インコーポレイテッド 身体支持構造
US8577711B2 (en) * 2008-01-25 2013-11-05 Herman Miller, Inc. Occupancy analysis
TW200950726A (en) * 2008-06-06 2009-12-16 Fon Chin Ind Co Ltd Front-and-back reciprocating, reclining, lifting and lowering apparatus for a chair back
US7681952B2 (en) * 2008-06-06 2010-03-23 Pro-Cord S.P.A. Chair with tiltable backrest
US8714646B2 (en) 2010-02-08 2014-05-06 Sava Cvek Mobile task chair and mobile task chair control mechanism with adjustment capabilities and visual setting indicators
US8714645B2 (en) 2010-01-28 2014-05-06 Sava Cvek Pivoting mechanism with gross and fine resistance adjustment
US8556345B2 (en) * 2011-03-14 2013-10-15 Sheng Jia Sheng Co., Ltd. Chair having angle and tension adjusting functions
EP2739183B1 (de) 2011-08-04 2017-10-04 Cramer LLC Ergonomische sitzanordnungen und verfahren dafür
US9504326B1 (en) 2012-04-10 2016-11-29 Humanscale Corporation Reclining chair
US9198514B2 (en) 2012-05-23 2015-12-01 Hni Technologies Inc. Chair with pivot function and method of making
USD707995S1 (en) 2012-05-23 2014-07-01 Hni Technologies Inc. Chair
US9693632B2 (en) * 2012-06-01 2017-07-04 Aaron Duke Chair and chair tilt control assembly
EP2684491A1 (de) * 2012-07-13 2014-01-15 Fumoto Giken Co., Ltd. Haltekrafteinstellungsvorrichtung
USD697726S1 (en) * 2012-09-20 2014-01-21 Steelcase Inc. Chair
DE202014100062U1 (de) 2014-01-08 2015-04-10 Innotec Motion GmbH Sitzmöbel mit federnder Rückenlehne
JP2015150319A (ja) * 2014-02-18 2015-08-24 麓技研株式会社 座面応動装置
WO2015161281A1 (en) 2014-04-17 2015-10-22 Hni Technologies Inc. Chair and chair control assemblies, systems, and methods
GB201412733D0 (en) * 2014-07-17 2014-09-03 Boss Design Ltd Chair
US9883746B2 (en) * 2014-11-11 2018-02-06 Pro-Cord S.P.A. Chair with seat and backrest movable in a synchronized way
US11596235B2 (en) * 2015-02-11 2023-03-07 Aaron DeJule Apparatus with weight responsive changeable adjusting characteristics
WO2016146582A2 (de) 2015-03-14 2016-09-22 Burkhard Schmitz Mechanikbaugruppe für einen stuhl und stuhl mit einer derartigen mechanikbaugruppe
US10966527B2 (en) 2017-06-09 2021-04-06 Steelcase Inc. Seating arrangement and method of construction
US11259637B2 (en) 2015-04-13 2022-03-01 Steelcase Inc. Seating arrangement
MX2017013130A (es) 2015-04-13 2018-03-07 Steelcase Inc Disposicion de asiento.
US10194750B2 (en) 2015-04-13 2019-02-05 Steelcase Inc. Seating arrangement
DE102016104638A1 (de) 2016-03-14 2017-09-14 Burkhard Schmitz Stuhl
US11071386B2 (en) 2016-06-09 2021-07-27 Sava Cvek Seat pivoting mechanism and chair height locking system
IT201700112144A1 (it) * 2017-10-06 2019-04-06 Co Fe Mo Ind S R L Sistema di oscillazione per sedie
US10682933B2 (en) 2018-05-16 2020-06-16 Eric Bischoff Adjustable seat suspension assembly
US10625647B1 (en) * 2018-10-04 2020-04-21 The Boeing Company Seatback support structures with variable and adjustable stiffness
WO2020172243A1 (en) 2019-02-21 2020-08-27 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

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US391822A (en) * 1888-10-30 Alexander w
US2360428A (en) * 1943-01-12 1944-10-17 Heywood Wakefield Co Chair
US2478112A (en) * 1944-07-20 1949-08-02 Heywood Wakefield Co Adjustable rocking chair
US2818911A (en) * 1954-11-05 1958-01-07 Trumbull Dev Corp Tiltable office chair
US2956619A (en) * 1958-10-03 1960-10-18 Cramer Posture Chair Company I Tilt back chair
BE669160A (de) * 1964-09-03 1965-12-31
US3627252A (en) * 1969-12-22 1971-12-14 Yoshiomi Yamaguchi Tilting chair
GB1343305A (en) * 1971-04-01 1974-01-10 Werner P G Adjustable resiliently hinged device for chairs and the like
US4077596A (en) * 1975-06-18 1978-03-07 Bliss & Laughlin Industries, Incorporated Low silhouette chair tilting control assembly
DE7831546U1 (de) * 1978-10-23 1979-02-08 Drabert Soehne Minden (Westf.), 4950 Minden Sitzmoebel, insbesondere buerodrehstuhl, mit einem neigungsmechanismus
DE3530868A1 (de) * 1985-08-29 1987-03-05 Kusch Co Sitzmoebel Wippmechanik fuer sitzmoebel
US4744600A (en) * 1986-05-06 1988-05-17 Itoki Co., Ltd. Cushioning mechanism for use with seat of chair and interlocking cushioning mechanism for seat and backrest
DE3617624A1 (de) * 1986-05-26 1987-12-03 Drabert Soehne Stuhl
FR2627968A1 (fr) * 1988-03-07 1989-09-08 Eurosit Siege articule
US4889384A (en) * 1988-07-10 1989-12-26 Leggett & Platt, Incorporated Knee-action chair control

Also Published As

Publication number Publication date
JPH03222907A (ja) 1991-10-01
DE69028500T2 (de) 1997-01-30
KR910009210A (ko) 1991-06-28
KR0166077B1 (ko) 1999-02-18
EP0434897B1 (de) 1996-09-11
EP0434897A1 (de) 1991-07-03
JPH0576841B2 (de) 1993-10-25
US5080318A (en) 1992-01-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee