ES522110A0 - Mejoras en un mecanismo de ajuste variable del respaldo de una silla. - Google Patents

Mejoras en un mecanismo de ajuste variable del respaldo de una silla.

Info

Publication number
ES522110A0
ES522110A0 ES522110A ES522110A ES522110A0 ES 522110 A0 ES522110 A0 ES 522110A0 ES 522110 A ES522110 A ES 522110A ES 522110 A ES522110 A ES 522110A ES 522110 A0 ES522110 A0 ES 522110A0
Authority
ES
Spain
Prior art keywords
chair
adjustment mechanism
variable adjustment
variable
adjustment
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.)
Granted
Application number
ES522110A
Other languages
English (en)
Other versions
ES8501221A1 (es
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.)
Steelcase Inc
Original Assignee
Steelcase Inc
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 Steelcase Inc filed Critical Steelcase Inc
Publication of ES8501221A1 publication Critical patent/ES8501221A1/es
Publication of ES522110A0 publication Critical patent/ES522110A0/es
Granted 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
    • A47C1/03205—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • A47C1/03222—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination by means of screw-and-nut mechanism
    • 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
    • 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
    • A47C1/03272—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
ES522110A 1982-05-06 1983-05-05 Mejoras en un mecanismo de ajuste variable del respaldo de una silla. Granted ES522110A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/375,550 US4494795A (en) 1982-05-06 1982-05-06 Variable back adjuster for chairs

Publications (2)

Publication Number Publication Date
ES8501221A1 ES8501221A1 (es) 1984-11-16
ES522110A0 true ES522110A0 (es) 1984-11-16

Family

ID=23481317

Family Applications (1)

Application Number Title Priority Date Filing Date
ES522110A Granted ES522110A0 (es) 1982-05-06 1983-05-05 Mejoras en un mecanismo de ajuste variable del respaldo de una silla.

Country Status (5)

Country Link
US (1) US4494795A (es)
EP (1) EP0094221B1 (es)
CA (1) CA1209454A (es)
DE (1) DE3369833D1 (es)
ES (1) ES522110A0 (es)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8406697D0 (en) * 1984-03-14 1984-04-18 Teleflex Morse Ltd Seat recline unit
US4720142A (en) * 1986-04-10 1988-01-19 Steelcase Inc. Variable back stop
US4979778A (en) * 1989-01-17 1990-12-25 Brayton International, Inc. Synchrotilt chair
US5029940A (en) * 1990-01-16 1991-07-09 Westinghouse Electric Corporation Chair tilt and chair height control apparatus
US5318346A (en) * 1991-05-30 1994-06-07 Steelcase Inc. Chair with zero front rise control
DE59105058D1 (de) * 1991-06-10 1995-05-04 Siemens Ag Zahnärztlicher Patientenstuhl mit schwenkbarer Rückenlehne.
US5203853A (en) * 1991-09-18 1993-04-20 Herman Miller, Inc. Locking chair tilt mechanism with torsion bar
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
US5328242A (en) * 1992-03-18 1994-07-12 Steelcase Inc. Chair with back lock
US5282670A (en) * 1992-04-20 1994-02-01 Steelcase Inc. Cable actuated variable stop mechanism
BR9306555A (pt) 1992-06-15 1998-09-15 Miller Herman Inc Cadeira de escritório
US5630643A (en) * 1993-06-01 1997-05-20 Steelcase Inc Upholstered chair with two-piece shell
US5427434A (en) * 1993-07-30 1995-06-27 Leggett & Platt, Incorporated Chair tilt and height adjustment mechanism
US5577807A (en) * 1994-06-09 1996-11-26 Steelcase Inc. Adjustable chair actuator
EP0763991A4 (en) * 1994-06-10 2000-10-04 Haworth Inc ERGONOMIC CHAIR
AU2857095A (en) * 1994-08-17 1996-02-29 Ashfield Engineering Company (Wexford) Limited A chair tilting mechanism
US5782536A (en) * 1995-02-17 1998-07-21 Steelcase Inc. Modular chair construction and method of assembly
US5765914A (en) * 1995-06-07 1998-06-16 Herman Miller, Inc. Chair with a tilt control mechanism
US5676425A (en) * 1996-03-19 1997-10-14 R.A.M. Machines (1990) Ltd. Releasable lock forchair control mechanism
US5810439A (en) * 1996-05-09 1998-09-22 Haworth, Inc. Forward-rearward tilt control for chair
US5909924A (en) * 1997-04-30 1999-06-08 Haworth, Inc. Tilt control for chair
US6250715B1 (en) * 1998-01-21 2001-06-26 Herman Miller, Inc. Chair
US6598936B1 (en) 2001-04-11 2003-07-29 Michael N. Klein Multi-task mid-pivot chair control mechanism
US6585320B2 (en) 2001-06-15 2003-07-01 Virco Mgmt. Corporation Tilt control mechanism for a tilt back chair
US7396082B2 (en) 2002-03-29 2008-07-08 Garrex Llc Task chair
US7625046B2 (en) * 2002-03-29 2009-12-01 Garrex Llc Task chair
US20050046258A1 (en) * 2003-07-09 2005-03-03 Sanchez Gary L. Task chair
US7040703B2 (en) * 2002-03-29 2006-05-09 Garrex Llc Health chair a dynamically balanced task chair
US7066538B2 (en) * 2003-12-30 2006-06-27 Hni Technologies, Inc. Chair with tilt lock mechanism
US7500718B2 (en) * 2004-05-14 2009-03-10 Haworth, Inc. Tilt tension mechanism for chair
WO2006094257A2 (en) * 2005-03-01 2006-09-08 Haworth, Inc. Tension adjustment mechanism for a chair
BRPI0823267A2 (pt) 2007-01-29 2013-09-24 Miller Herman Inc estrutura de assento e mÉtodos para uso da mesma
DE202008011703U1 (de) * 2008-02-22 2009-07-02 Bock 1 Gmbh & Co. Kg Mechanik für einen Bürostuhl
EP2892390B1 (en) * 2012-09-05 2017-06-07 Godrej & Boyce Mfg Co Ltd Chair with adjustable backrest and seat
CN108371436B (zh) * 2018-04-25 2023-10-27 严澄宇 弹力跷跷板式的自由倾仰机构及自由调节转椅
SE544527C2 (en) * 2019-01-18 2022-07-05 Flokk Ab A tilt locking device for a chair seat

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US964394A (en) * 1909-10-11 1910-07-12 Charles M Stuart Lifting-jack.
US1302212A (en) * 1919-03-03 1919-04-29 Andrew J Phillips Reclining-chair.
US2579305A (en) * 1948-01-26 1951-12-18 Sturgess Inc Position-adjusting mechanism
US3059890A (en) * 1959-09-03 1962-10-23 Bostrom Corp Seat for highway trucks
US3046055A (en) * 1960-02-19 1962-07-24 Anderson Co Position-adjusting mechanism
US3127788A (en) * 1960-12-29 1964-04-07 Anderson Co Position-retaining device
US3062584A (en) * 1961-01-31 1962-11-06 Ford Motor Co Vehicular seat assembly
DE1429262C3 (de) * 1963-07-25 1974-08-29 The Anderson Co., Gary, Ind. (V.St.A.) Einrichtung zum Festlegen der Stellung der einstellbaren Rückenlehne eines Sessels
US3246868A (en) * 1964-07-14 1966-04-19 Anderson Co Position-retaining device
US3369841A (en) * 1964-12-10 1968-02-20 Lear Siegler Inc Positioning mechanism for a reclining seat
US3356411A (en) * 1965-02-18 1967-12-05 Lear Siegler Inc Seat back positioning mechanism
US3339975A (en) * 1966-04-05 1967-09-05 Lear Siegler Inc Reclining seat assembly
US3398986A (en) * 1966-12-08 1968-08-27 Lear Siegler Inc Seat positioning mechanism
CA869338A (en) * 1969-09-23 1971-04-27 Doerner Products Co. Limited Chair control with torsion spring with tilting seat and chair back
US3799486A (en) * 1972-08-31 1974-03-26 Steelcase Inc Height adjusting mechanism
US3991965A (en) * 1976-01-27 1976-11-16 Gf Business Equipment, Inc. Chair height adjusting mechanism
GB1604916A (en) * 1978-02-10 1981-12-16 Inventec Licensing Bv Seats for children
US4291914A (en) * 1980-01-10 1981-09-29 Hoover Universal, Inc. Adjustable seat hinge
US4375301A (en) * 1980-05-01 1983-03-01 Steelcase Inc. Chair seat adjustment assembly
DE3039656A1 (de) * 1980-10-21 1982-05-27 Wilkhahn Wilkening & Hahne Sitzmoebel mit in verschiedenen stellungen arretierbarem sitz

Also Published As

Publication number Publication date
US4494795A (en) 1985-01-22
EP0094221A3 (en) 1984-10-17
ES8501221A1 (es) 1984-11-16
DE3369833D1 (en) 1987-04-02
EP0094221B1 (en) 1987-02-25
CA1209454A (en) 1986-08-12
EP0094221A2 (en) 1983-11-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000601