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JPWO2020255195A1 - - Google Patents

Info

Publication number
JPWO2020255195A1
JPWO2020255195A1 JP2021528049A JP2021528049A JPWO2020255195A1 JP WO2020255195 A1 JPWO2020255195 A1 JP WO2020255195A1 JP 2021528049 A JP2021528049 A JP 2021528049A JP 2021528049 A JP2021528049 A JP 2021528049A JP WO2020255195 A1 JPWO2020255195 A1 JP WO2020255195A1
Authority
JP
Japan
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.)
Pending
Application number
JP2021528049A
Other versions
JPWO2020255195A5 (ja
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 filed Critical
Publication of JPWO2020255195A1 publication Critical patent/JPWO2020255195A1/ja
Publication of JPWO2020255195A5 publication Critical patent/JPWO2020255195A5/ja
Pending 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
    • A47C1/03294—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
    • 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
    • A47C1/03288—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with resilient blocks
    • 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
    • A47C3/12—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats with shell-shape seat and back-rest unit, e.g. having arm rests
    • 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 back-rest or backrest-seat unit in the base frame
    • 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
    • A47C1/03261—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
    • 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 back-rest or backrest-seat unit in the base frame
    • A47C7/443—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil 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 back-rest or backrest-seat unit in the base frame
    • A47C7/443—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil springs
    • A47C7/444—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame 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
    • 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 back-rest or backrest-seat unit in the base frame
    • A47C7/445—Supports 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
    • 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 back-rest or backrest-seat unit in the base frame
    • A47C7/445—Supports 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
    • A47C7/4454—Supports 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 of torsion type

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Chairs Characterized By Structure (AREA)
JP2021528049A 2019-06-17 2019-06-17 Pending JPWO2020255195A1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/023872 WO2020255195A1 (ja) 2019-06-17 2019-06-17 傾動椅子

Publications (2)

Publication Number Publication Date
JPWO2020255195A1 true JPWO2020255195A1 (ja) 2020-12-24
JPWO2020255195A5 JPWO2020255195A5 (ja) 2022-05-26

Family

ID=74040166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021528049A Pending JPWO2020255195A1 (ja) 2019-06-17 2019-06-17

Country Status (4)

Country Link
US (1) US12089741B2 (ja)
JP (1) JPWO2020255195A1 (ja)
DE (1) DE112019007468T5 (ja)
WO (1) WO2020255195A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202100014576A1 (it) * 2021-06-04 2022-12-04 Pro Cord Spa Sedia con schienale flessibile
CN115413901B (zh) * 2022-08-18 2024-12-03 圣奥科技股份有限公司 一种符合人体工学的椅子的底盘装置

Family Cites Families (153)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US293813A (en) * 1884-02-19 Chair
US1789337A (en) * 1929-01-24 1931-01-20 Floral City Furniture Company Reclining chair
US1802608A (en) * 1929-03-12 1931-04-28 Krause Max Chair
US2034412A (en) * 1931-10-12 1936-03-17 Neutra Richard Joseph Construction of a sitting device
US2063781A (en) * 1934-02-10 1936-12-08 Briggs Mfg Co Chair
US2035489A (en) * 1934-03-05 1936-03-31 Warren Mcarthur Corp Furniture
US2085804A (en) * 1936-04-01 1937-07-06 Morris A Heimann Chair
US2838095A (en) * 1955-12-07 1958-06-10 Charles U Deaton Posture chairs
DE1152791B (de) * 1958-10-01 1963-08-14 Fritz Drabert Dr Ing Stuhl mit am Traggestell gegen Federkraft verschwenkbarem Sitz
US3337267A (en) * 1966-01-27 1967-08-22 Royal Dev Co Positionable chair
US3337266A (en) * 1966-02-01 1967-08-22 Belvedere Products Inc Compensating back chair
FR1596508A (ja) * 1968-07-18 1970-06-22
NO125836B (ja) * 1970-10-29 1972-11-13 Ekornes Fabrikker As J E
US3934932A (en) * 1971-10-28 1976-01-27 J.E. Ekornes Fabrikker A/S Adjustable chair
BE799878A (fr) * 1973-01-24 1973-09-17 Lusch Ferdinand Chaise longue reglable
US3863980A (en) * 1973-06-15 1975-02-04 Elliot Ciner Geriatric chair
CA1059892A (en) * 1975-06-13 1979-08-07 Emilio Ambasz Chair
JPS522656A (en) * 1975-06-24 1977-01-10 Nhk Spring Co Ltd Chair
ZA756831B (en) * 1975-10-29 1976-10-27 Kiang Piao Tv chair with double pillow case and two-step ottoman
CH636759A5 (de) * 1978-09-08 1983-06-30 Syntech Sa Ergonomischer stuhl.
US4333683A (en) * 1978-12-04 1982-06-08 Center For Design Research And Development N.V. Chair with automatically adjustable tilting back
DE8025516U1 (de) * 1980-09-24 1981-01-15 Zapf, Otto, 6240 Koenigstein Sitzmoebel
US4429917A (en) * 1981-04-29 1984-02-07 Hauserman Inc. Int. Furniture & Textile Division Chair
IT1151580B (it) * 1982-06-04 1986-12-24 Emu Spa Dispositivo di regolazione della inclinazione reciproca fra lo schienale ed il sedile di una poltrona, sdraio o simile
CH662257A5 (de) * 1983-07-20 1987-09-30 Syntech Sa Arbeitsstuhl.
DE8401000U1 (de) * 1984-01-14 1984-04-05 Mauser Waldeck AG, 3544 Waldeck Drehsessel
JPS60117742U (ja) * 1984-01-18 1985-08-09 株式会社岡村製作所 椅子のリクライニング装置
DE3429186A1 (de) * 1984-08-08 1986-02-20 Uredat-Neuhoff, Angela, 4592 Lindern Sitzmoebel, insbesondere buerostuhl
DE8515221U1 (de) * 1985-05-23 1986-05-22 VOKO - Franz Vogt & Co, 6301 Pohlheim Sitzmöbel
US4607883A (en) * 1985-08-23 1986-08-26 Tzu Chun Huang Y Reclining mechanism for easy chair
US4711491A (en) * 1986-06-09 1987-12-08 Jonathan Ginat Swivel tilt mechanism for chair
DE3630503A1 (de) * 1986-09-08 1988-03-10 Girsberger Holding Ag Stuhl
DE3642796A1 (de) * 1986-12-15 1988-06-23 Eckhard Hansen Punktsynchronverstelleinrichtung fuer buerostuehle, sitzmoebel o. dgl.
US4786106A (en) * 1987-05-11 1988-11-22 Homecrest Industries Incorporated Rocking chair construction and method of making same
US4783121A (en) * 1987-05-11 1988-11-08 Luyk Harley E Improved chair with convex upper backrest and forward seat surfaces
DE3769316D1 (de) * 1987-08-14 1991-05-16 Grammer Ag Sitz, insbesondere arbeitssitz, bspw. buerostuhl oder fahrersitz.
US4840426A (en) * 1987-09-30 1989-06-20 Davis Furniture Industries, Inc. Office chair
FR2627967A1 (fr) * 1988-03-01 1989-09-08 Vriend Hendrik Chaise a deux positions
US4889385A (en) * 1988-03-09 1989-12-26 American Seating Company Chair seat-and-back support
WO1989010080A1 (en) * 1988-04-25 1989-11-02 Perry Charles O Reclining chair
US5338094A (en) * 1988-04-25 1994-08-16 Perry Charles O Flexible reclining chair
US5383712A (en) * 1988-04-25 1995-01-24 Perry; Charles O. Flexible chair
DE3817761A1 (de) * 1988-05-19 1989-11-30 Roeder Gmbh Stuhl, insbesondere arbeits- oder buerostuhl
US5197781A (en) * 1988-07-18 1993-03-30 Hirofumi Tada Reclining apparatus
FI81952C (sv) * 1988-09-09 1991-01-10 Mekrapid Låsmekanism för fällbar sittmöbel
US4911501A (en) * 1989-06-09 1990-03-27 Harter Corporation Suspension mechanism for connecting chair backs and seats to a pedestal
US5108149A (en) * 1989-11-14 1992-04-28 Center For Design Research And Development N.V Adjustable seating
EP0517692B1 (en) * 1990-02-28 1995-10-04 SVEIN ASBJORNSEN & JAN LADE A/S An adjustable chair
JPH0815446B2 (ja) * 1990-04-10 1996-02-21 ペリー、チャールズ・オー 可撓性を有する積重ね可能な椅子
DE9010340U1 (de) * 1990-07-09 1990-09-13 Zapf, Otto, 6240 Königstein Sitzmöbel
US5100201A (en) * 1990-09-21 1992-03-31 J.G. Furniture Systems Inc. Passive ergonomic work chair
DE4033972A1 (de) * 1990-10-25 1992-04-30 Buerositzmoebelfabrik Friedric Freischwinger-stuhl
DE9104854U1 (de) * 1991-04-20 1991-06-06 Bürositzmöbelfabrik Friedrich-W. Dauphin GmbH & Co, 8561 Offenhausen Stuhl, insbesondere Bürostuhl
US5318346A (en) * 1991-05-30 1994-06-07 Steelcase Inc. Chair with zero front rise control
JPH05329031A (ja) 1992-06-03 1993-12-14 Masahide Koga 椅 子
US5333368A (en) * 1992-09-08 1994-08-02 Haworth, Inc. Chair control with forward tilt
US5630643A (en) * 1993-06-01 1997-05-20 Steelcase Inc Upholstered chair with two-piece shell
US5582459A (en) * 1993-09-30 1996-12-10 Itoki Crebio Corporation Chair having tiltable seat back
US5551758A (en) 1993-11-30 1996-09-03 Roger And Bonita Lieb Trust Durable patient chair
NO300754B1 (no) * 1994-10-14 1997-07-21 Handicare Ind As Anordning ved stillbar stol
GB9500022D0 (en) * 1995-01-04 1995-03-01 Unwalla Jamshed Integrated seat and back and mechanism for chairs
DK172786B1 (da) * 1995-05-02 1999-07-19 Haag As Møbel med to op til hinanden liggende drejelige støttedele
US5826940A (en) * 1995-11-27 1998-10-27 Hodgdon; Dewey Reactive multi-position 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
WO1998019579A1 (en) * 1996-11-07 1998-05-14 Charles Owen Perry Flexible chair with adjustable support frame
US5887946A (en) * 1997-01-03 1999-03-30 Raftery Design, Inc. Chair with movable back support
GB2326586A (en) * 1997-06-25 1998-12-30 Wallis Office Furniture Limite Reclining chair
US6070937A (en) * 1998-09-02 2000-06-06 Ginat; Jonathan Chair with user responsive reclinable back-support
ITVI980182A1 (it) * 1998-09-25 2000-03-25 Enrico Cioncada Sedia ad assetto variabile.
US6523895B1 (en) * 1999-02-05 2003-02-25 Davis Furniture Industries, Inc. Ergonomic chair
IT247837Y1 (it) * 1999-03-26 2002-09-10 Urbino Donato D Una sedia a schienale inclinabile,contro reazione elastica
DE19924600A1 (de) * 1999-05-28 2000-11-30 Thomas Wanner Verstellbares Sitzmöbel mit Schaukeleffekt
US6109694A (en) * 1999-06-01 2000-08-29 Hon Technololgy, Inc. Chair with four-bar linkage for self-adjusting back tension
US6296309B1 (en) * 1999-06-04 2001-10-02 Hon Technology Inc. Chair construction
DE19927691A1 (de) * 1999-06-17 2000-12-28 Koenig & Neurath Ag Stuhl, insbesondere Bürostuhl
MXPA01012487A (es) * 1999-06-17 2002-06-04 Steelcase Inc Construccion de silla.
DE19938485C2 (de) * 1999-08-13 2003-02-06 Grammer Buerostuehle Gmbh Stuhl
CN100396213C (zh) * 2000-02-18 2008-06-25 思嘎茨讷工业株式会社 靠背椅子
US6435615B1 (en) * 2000-08-08 2002-08-20 Otto Zapf Seating furniture with downwardly movable, pivoting backrest
WO2002069762A2 (en) * 2001-02-23 2002-09-12 Krueger International, Inc. Flexible bar-type back pivot mounting arrangement for a chair
DE10126001A1 (de) * 2001-05-18 2002-11-21 Bock 1 Gmbh & Co Vorgespannte Federanordnung, insbesondere zur Federbeaufschlagung von Synchronmechaniken von Bürostühlen
US6585320B2 (en) * 2001-06-15 2003-07-01 Virco Mgmt. Corporation Tilt control mechanism for a tilt back chair
US6811218B2 (en) * 2001-12-14 2004-11-02 Kimball International, Inc. Chair with conforming seat
US20030127896A1 (en) * 2001-12-14 2003-07-10 Deimen Michael L. Chair with lumbar support and conforming back
US7234775B2 (en) * 2002-06-18 2007-06-26 Hector Serber Dynamically balanced seat assembly having independently and arcuately movable seat and backrest and method
US6685267B1 (en) * 2002-12-19 2004-02-03 L & P Property Management Company Chair and synchrotilt chair mechanism
DE10306851A1 (de) * 2003-02-18 2004-08-26 Dózsa-Farkas, Andras Stuhl, insbesondere Büro- oder Arbeitsstuhl
US7234772B2 (en) * 2003-04-02 2007-06-26 Wells Harold G Articulated seating mechanism
US7188900B1 (en) * 2003-11-17 2007-03-13 Hni Technologies Inc. Flexible support for a chair backrest
US6945602B2 (en) * 2003-12-18 2005-09-20 Haworth, Inc. Tilt control mechanism for chair
US7147285B2 (en) * 2004-01-20 2006-12-12 Tung Yu Oa Co., Ltd. Reclining apparatus for chair
US7273253B2 (en) * 2004-06-09 2007-09-25 Kimball International, Inc. Chair ride mechanism with tension assembly
HK1064859A2 (en) * 2004-06-21 2005-01-14 Yu Yeung Tin Synchronous coordinate system of back of chair.
KR20080037029A (ko) * 2005-08-18 2008-04-29 가부시키가이샤 이토키 의자
JP4721183B2 (ja) * 2005-11-11 2011-07-13 コクヨ株式会社 バネの取付構造
US7226127B1 (en) * 2005-12-21 2007-06-05 Tk Canada Limited Ergonomic chair backrest
JP4950486B2 (ja) 2005-12-26 2012-06-13 株式会社イトーキ 椅子
US7311361B2 (en) * 2006-01-26 2007-12-25 Yu-Ching Hung Apparatus for simultaneously folding seat back and armrest
US20070222266A1 (en) * 2006-03-21 2007-09-27 Ditto Sales, Inc. Nestable and stackable chair
US7427107B2 (en) * 2006-08-10 2008-09-23 Po Hsuan Yang Movable backrest for a chair
WO2008026264A1 (fr) * 2006-08-30 2008-03-06 Itoki Corporation Chaise
US7278688B1 (en) * 2006-10-04 2007-10-09 Hsiang-Lin Hung Elastic support structure for a human body to lean against
US10842280B2 (en) * 2006-10-04 2020-11-24 Access Enterprise, Llc Therapeutic back support and stabilization
ES2322301T3 (es) * 2006-10-06 2009-06-18 Stoll Giroflex Ag Silla de oficina sincronizada.
US8662586B2 (en) * 2006-10-10 2014-03-04 Hector Serber Dynamically balanced seat assembly having independently and arcuately movable backrest and method
JP5386071B2 (ja) 2007-02-05 2014-01-15 タカノ株式会社 椅子
CN201123561Y (zh) * 2007-09-06 2008-10-01 陈登慧 椅子结构
US10383445B2 (en) * 2007-10-10 2019-08-20 Hector Serber Dynamically balanced seat assembly having independently and arcuately movable backrest and method
US7611202B2 (en) * 2007-12-12 2009-11-03 L & P Property Management Company Tilt mechanism for a chair
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
US8979199B2 (en) * 2009-07-25 2015-03-17 Wen-Shan Ko Chair with pre-stressing structure
US8474912B2 (en) * 2009-10-14 2013-07-02 L & P Property Management Company Seating arrangement with seat and back rest that adjust together to recline
JP5514509B2 (ja) * 2009-10-26 2014-06-04 株式会社イトーキ ロッキング椅子
US8613482B2 (en) * 2010-02-08 2013-12-24 Hangzhou Zhongtai Industrial Co., Ltd. Chair chassis
TWM390712U (en) * 2010-05-31 2010-10-21 Wen-Shan Ke Chair adjustment device
WO2012025134A1 (en) * 2010-08-25 2012-03-01 L&P Swiss Holding Ag Tilt mechanism for a chair and chair
CA2808205C (en) * 2010-08-25 2015-10-13 L&P Property Management Company Tilt mechanism for a chair and chair
GB201014953D0 (en) * 2010-09-08 2010-10-20 Birkbeck Hilary R Slide chair action
GB201015414D0 (en) * 2010-09-15 2010-10-27 Birkbeck Hilary R Link chair action
JP2013000445A (ja) 2011-06-20 2013-01-07 Kokuyo Co Ltd 椅子
TWM414875U (en) * 2011-06-24 2011-11-01 Fuh Shyan Co Ltd Elastic leaning and restoration device of lifting back of office chair
WO2013164078A1 (de) * 2012-05-04 2013-11-07 Sander, Armin Stuhl, insbesondere bürostuhl
JP6000085B2 (ja) 2012-05-29 2016-09-28 株式会社クオリ ロッキング機構付格納椅子
JP6185231B2 (ja) 2012-11-14 2017-08-23 株式会社イトーキ 椅子
PL2772156T3 (pl) * 2013-02-27 2020-09-21 L&P Property Management Company Mechanizm przechyłu dla krzesła i krzesło
EP2805848B1 (en) * 2013-05-22 2018-09-26 Fabricacion Asientos Vehiculos Industriales, S.A. Seat for vehicles
US9144311B2 (en) * 2013-06-06 2015-09-29 Office Master Integrated chair back and seat movement
ITVE20130034A1 (it) * 2013-07-03 2015-01-04 Imarc Spa Dispositivo per il montaggio rapido di uno schienale su di un meccanismo per sedie da ufficio
CN103479112A (zh) * 2013-09-24 2014-01-01 浙江永艺家具股份有限公司 一种转椅底盘
US9462889B2 (en) * 2014-02-13 2016-10-11 Pro-Cord S.P.A. Chair with a seat and backrest movable in a synchronized way
CA2852691A1 (en) * 2014-05-27 2015-11-27 Keilhauer Ltd. Seat pan-based spring tilt mechanism
GB201412733D0 (en) * 2014-07-17 2014-09-03 Boss Design Ltd Chair
US10433642B2 (en) * 2014-09-26 2019-10-08 Vitra Patente Ag Chair having a deflection that is mutually synchronous between backrest and a seat
DE102015102007B3 (de) * 2015-02-12 2016-07-28 Wilkhahn Wilkening + Hahne Gmbh + Co. Sitzmöbel
WO2016201231A2 (en) * 2015-06-10 2016-12-15 Fellowes, Inc. Chair with ergonomic motion features
US9713381B2 (en) * 2015-06-11 2017-07-25 Davis Furniture Industries, Inc. Chair
IT201700112144A1 (it) * 2017-10-06 2019-04-06 Co Fe Mo Ind S R L Sistema di oscillazione per sedie
US10383448B1 (en) * 2018-03-28 2019-08-20 Haworth, Inc. Forward tilt assembly for chair seat
EP3556252B1 (en) * 2018-04-17 2020-05-13 L&P Property Management Company Tilt mechanism for a chair and chair
JP7243306B2 (ja) 2019-03-08 2023-03-22 コニカミノルタ株式会社 静電荷像現像用トナー及び画像形成方法
EP3741258A1 (de) * 2019-05-20 2020-11-25 BOCK 1 GmbH & Co. KG Stuhl mit sitzneigemechanik
WO2020247435A1 (en) * 2019-06-05 2020-12-10 Davis Furniture Industries, Inc. Improved tilting chair
WO2020252191A1 (en) * 2019-06-11 2020-12-17 Herman Miller, Inc. Chair
JP7382178B2 (ja) * 2019-08-30 2023-11-16 株式会社イトーキ 椅子
TWM589493U (zh) * 2019-09-05 2020-01-21 林長貞 座椅組成結構
IT201900025363A1 (it) * 2019-12-23 2021-06-23 Nardi S P A Sedia reclinabile
WO2021178206A1 (en) * 2020-03-02 2021-09-10 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
US11166554B1 (en) * 2020-05-29 2021-11-09 Office Master Inc. Nesting chair with flip seat and movement
US11690455B2 (en) * 2020-09-18 2023-07-04 Dinkar Chellaram Synchronous-tilt reclining chair
IT202100006467A1 (it) * 2021-03-18 2022-09-18 Pro Cord Spa Sedia con sedile e schienale oscillanti
US11337525B1 (en) * 2021-04-14 2022-05-24 Comfordy Co., Ltd. Reclining seatback support device
US11564500B1 (en) * 2021-08-04 2023-01-31 Alberto Palma Mesh chair with full lumbar back support
US12022959B2 (en) * 2021-10-01 2024-07-02 Current Products Corp. Seating system

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