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 languages
Japanese (ja)
Other versions
JPWO2020255195A5 (
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—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
    • 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—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
    • A47C7/443—Support 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—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
    • A47C7/443—Support 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—Support 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—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
    • 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
    • A47C7/4454—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 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 ( )

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 ( ) 2020-12-24
JPWO2020255195A5 JPWO2020255195A5 ( ) 2022-05-26

Family

ID=74040166

Family Applications (1)

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

Country Status (4)

Country Link
US (1) US20220378208A1 ( )
JP (1) JPWO2020255195A1 ( )
DE (1) DE112019007468T5 ( )
WO (1) WO2020255195A1 ( )

Families Citing this family (1)

* 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

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 ( ) * 1968-07-18 1970-06-22
NO125836B ( ) * 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.
US4783121A (en) * 1987-05-11 1988-11-08 Luyk Harley E Improved chair with convex upper backrest and forward seat surfaces
US4786106A (en) * 1987-05-11 1988-11-22 Homecrest Industries Incorporated Rocking chair construction and method of making same
ES2021653B3 (es) * 1987-08-14 1991-11-16 Grammer Ag Asiento, especialmente asiento de trabajo, o sea, silla de oficina o asiento de conductor
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
US5383712A (en) * 1988-04-25 1995-01-24 Perry; Charles O. Flexible chair
CA1304666C (en) * 1988-04-25 1992-07-07 Charles O. Perry Reclining chair
US5338094A (en) * 1988-04-25 1994-08-16 Perry Charles O Flexible reclining 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
ATE128612T1 (de) * 1990-02-28 1995-10-15 Svein Asbjornsen & Jan Lade A Verstellbarer stuhl.
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
CA2371901A1 (en) * 1999-06-17 2000-12-28 Steelcase Inc. Chair construction
DE29910620U1 (de) * 1999-06-17 2000-10-19 König + Neurath AG, 61184 Karben Stuhl, insbesondere Bürostuhl
DE19938485C2 (de) * 1999-08-13 2003-02-06 Grammer Buerostuehle Gmbh Stuhl
KR20020001831A (ko) * 2000-02-18 2002-01-09 스가사와라 츠네오 등받이가 있는 의자 및 회전댐퍼장치
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
ATE422315T1 (de) * 2006-10-06 2009-02-15 Stoll Giroflex Ag Synchron-bürostuhl
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
US9241570B2 (en) * 2010-08-25 2016-01-26 L&P Property Management Company Tilt mechanism for a chair and chair
CN103108572B (zh) * 2010-08-25 2015-10-07 L&P财产管理公司 用于椅子的倾斜机构及椅子
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
US9609952B2 (en) * 2012-05-04 2017-04-04 Itoki Corporation Chair, especially, office chair
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
EP3197319B1 (de) * 2014-09-26 2021-01-06 Vitra Patente AG Stuhl mit zueinander synchroner auslenkung zwischen rückenlehne und sitz
DE102015102007B3 (de) * 2015-02-12 2016-07-28 Wilkhahn Wilkening + Hahne Gmbh + Co. Sitzmöbel
EP3307114B1 (en) * 2015-06-10 2020-12-23 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
PL3556252T3 (pl) * 2018-04-17 2020-11-16 L&P Property Management Company Mechanizm przechyłu dla krzesła i krzesło
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
US11166553B2 (en) * 2019-06-05 2021-11-09 Davis Furniture Industries, Inc. 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
WO2023055918A1 (en) * 2021-10-01 2023-04-06 Current Products Corp. Seating system

Also Published As

Publication number Publication date
DE112019007468T5 (de) 2022-02-24
US20220378208A1 (en) 2022-12-01
WO2020255195A1 (ja) 2020-12-24

Similar Documents

Publication Publication Date Title
BR112021017339A2 ( )
BR112021018450A2 ( )
BR112019016141A2 ( )
AU2020104490A5 ( )
BR112019016138A2 ( )
BR112021017637A2 ( )
BR112021018452A2 ( )
BR112021017234A2 ( )
BR112021017355A2 ( )
BR112021017703A2 ( )
BR112021017173A2 ( )
BR112021018584A2 ( )
BR112021017083A2 ( )
BR112021015080A2 ( )
BR112021013944A2 ( )
BR112021018484A2 ( )
BR112021016996A2 ( )
BR112021017010A2 ( )
AT524962A5 ( )
JPWO2020255195A1 ( )
BR112019016136A2 ( )
BR112021016821A2 ( )
BR112021016784A2 ( )
BR112021016979A2 ( )
BR112021017310A2 ( )

Legal Events

Date Code Title Description
A529 Written submission of copy of amendment under article 34 pct

Free format text: JAPANESE INTERMEDIATE CODE: A5211

Effective date: 20211209

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230406

A917 Reason for reinstatement of right to file examination request

Free format text: JAPANESE INTERMEDIATE CODE: A917

Effective date: 20230406