WO2014047255A3 - Chair arm assembly - Google Patents

Chair arm assembly Download PDF

Info

Publication number
WO2014047255A3
WO2014047255A3 PCT/US2013/060560 US2013060560W WO2014047255A3 WO 2014047255 A3 WO2014047255 A3 WO 2014047255A3 US 2013060560 W US2013060560 W US 2013060560W WO 2014047255 A3 WO2014047255 A3 WO 2014047255A3
Authority
WO
WIPO (PCT)
Prior art keywords
bar linkage
assembly
linkage assembly
arm assembly
arm
Prior art date
Application number
PCT/US2013/060560
Other languages
French (fr)
Other versions
WO2014047255A2 (en
Inventor
Robert J. Battey
Richard N. Roslund, Jr.
Nathan MCCAUGHAN
Pradeep MYDUR
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
Priority claimed from US29/432,793 external-priority patent/USD699061S1/en
Priority claimed from US29/432,765 external-priority patent/USD697726S1/en
Priority to BR112015006200-8A priority Critical patent/BR112015006200A2/en
Priority to JP2015533175A priority patent/JP6244364B2/en
Priority to MX2015003446A priority patent/MX2015003446A/en
Priority to AU2013318083A priority patent/AU2013318083B2/en
Application filed by Steelcase Inc. filed Critical Steelcase Inc.
Priority to CA2881887A priority patent/CA2881887A1/en
Priority to CN201380049111.5A priority patent/CN104661567B/en
Priority to EP13839191.7A priority patent/EP2897492B1/en
Priority to EP20198549.6A priority patent/EP3808221A1/en
Publication of WO2014047255A2 publication Critical patent/WO2014047255A2/en
Publication of WO2014047255A3 publication Critical patent/WO2014047255A3/en
Priority to ZA2015/02715A priority patent/ZA201502715B/en
Priority to HK15106736.9A priority patent/HK1206222A1/en

Links

Classifications

    • 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
    • A47C31/02—Upholstery attaching means
    • A47C31/023—Upholstery attaching means connecting upholstery to frames, e.g. by hooks, clips, snap fasteners, clamping means or the like
    • 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
    • A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/03—Reclining or easy chairs having independently-adjustable supporting parts the parts being arm-rests
    • A47C1/0308—Reclining or easy chairs having independently-adjustable supporting parts the parts being arm-rests adjustable by rotation
    • 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
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/20—Chairs or stools with vertically-adjustable seats
    • A47C3/30—Chairs or stools with vertically-adjustable seats with vertically-acting fluid cylinder
    • 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
    • A47C7/002—Chair or stool bases
    • A47C7/006—Chair or stool bases with castors
    • 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
    • A47C7/02—Seat parts
    • A47C7/029—Seat parts of non-adjustable shape adapted to a user contour or ergonomic seating positions
    • 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
    • A47C7/02—Seat parts
    • A47C7/14—Seat parts of adjustable shape; elastically mounted ; adaptable to a user contour or ergonomic seating positions
    • 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
    • A47C7/02—Seat parts
    • A47C7/18—Seat parts having foamed material included in cushioning part
    • 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
    • A47C7/02—Seat parts
    • A47C7/18—Seat parts having foamed material included in cushioning part
    • A47C7/185—Seat parts having foamed material included in cushioning part with a stiff, rigid support
    • 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
    • A47C7/02—Seat parts
    • A47C7/24—Upholstered seats
    • 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
    • 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
    • A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile 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
    • A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
    • A47C7/462—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means
    • 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
    • A47C7/54—Supports for the arms
    • A47C7/543—Supports for the arms movable to inoperative position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/12—Attachments or mountings
    • F16F1/121—Attachments or mountings adjustable, e.g. to modify spring characteristics

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chairs Characterized By Structure (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Special Chairs (AREA)

Abstract

A chair assembly includes a four-bar linkage assembly including a first linkage member, a second linkage member, a third linkage member and a fourth linkage member each pivotably coupled to one another such that the four-bar linkage assembly includes an upper end that is adjustable between raised and lowered positions, and an arm rest assembly adapted to support the arm of a seated user thereon and supported the upper end of the four-bar linkage assembly, wherein a lower end of the four-bar linkage assembly is pivotably supported from an arm support structure for pivotable movement, such that the upper end of the four-bar linkage assembly is moveable between a first position and second position located laterally outward from the first position.
PCT/US2013/060560 2012-09-20 2013-09-19 Chair arm assembly WO2014047255A2 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
EP20198549.6A EP3808221A1 (en) 2012-09-20 2013-09-19 Chair arm assembly
EP13839191.7A EP2897492B1 (en) 2012-09-20 2013-09-19 Chair assembly
JP2015533175A JP6244364B2 (en) 2012-09-20 2013-09-19 Chair arm assembly
MX2015003446A MX2015003446A (en) 2012-09-20 2013-09-19 Chair arm assembly.
AU2013318083A AU2013318083B2 (en) 2012-09-20 2013-09-19 Chair arm assembly
BR112015006200-8A BR112015006200A2 (en) 2012-09-20 2013-09-19 chair arm set
CA2881887A CA2881887A1 (en) 2012-09-20 2013-09-19 Chair arm assembly
CN201380049111.5A CN104661567B (en) 2012-09-20 2013-09-19 Chair arm component
ZA2015/02715A ZA201502715B (en) 2012-09-20 2015-04-20 Chair arm assembly
HK15106736.9A HK1206222A1 (en) 2012-09-20 2015-07-15 Chair arm assembly

Applications Claiming Priority (22)

Application Number Priority Date Filing Date Title
US201261703515P 2012-09-20 2012-09-20
US201261703667P 2012-09-20 2012-09-20
US201261703663P 2012-09-20 2012-09-20
US201261703677P 2012-09-20 2012-09-20
US201261703661P 2012-09-20 2012-09-20
US201261703666P 2012-09-20 2012-09-20
US201261703659P 2012-09-20 2012-09-20
US61/703,666 2012-09-20
US61/703,515 2012-09-20
US61/703,663 2012-09-20
US61/703,677 2012-09-20
US29/432,793 USD699061S1 (en) 2012-09-20 2012-09-20 Arm assembly
US29/432,793 2012-09-20
US29/432,765 2012-09-20
US29/432,765 USD697726S1 (en) 2012-09-20 2012-09-20 Chair
US61/703,659 2012-09-20
US61/703,661 2012-09-20
US61/703,667 2012-09-20
US201361754803P 2013-01-21 2013-01-21
US61/754,803 2013-01-21
US14/029,206 2013-09-17
US14/029,206 US9028001B2 (en) 2012-09-20 2013-09-17 Chair arm assembly

Publications (2)

Publication Number Publication Date
WO2014047255A2 WO2014047255A2 (en) 2014-03-27
WO2014047255A3 true WO2014047255A3 (en) 2014-07-10

Family

ID=50342067

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2013/060560 WO2014047255A2 (en) 2012-09-20 2013-09-19 Chair arm assembly

Country Status (8)

Country Link
JP (1) JP6244364B2 (en)
CN (3) CN106235713B (en)
AU (1) AU2013318083B2 (en)
CA (1) CA2881887A1 (en)
HK (1) HK1206222A1 (en)
MX (2) MX2015003446A (en)
MY (1) MY169026A (en)
WO (1) WO2014047255A2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2551829B (en) * 2016-06-30 2019-12-11 Posturite Ltd Chair with adjustable armrest
DE102017110492A1 (en) * 2017-05-15 2018-11-15 Bock 1 Gmbh & Co. Kg Armrest, especially for an office chair
DK3409256T3 (en) * 2017-06-01 2020-04-06 Permobil Ab ARM LOCK ARM LOCKING MECHANISM
US11083301B2 (en) * 2018-06-01 2021-08-10 Steelcase Inc. Seating arrangement
CN108937288A (en) * 2018-06-14 2018-12-07 杭州睿图思创工业产品设计有限公司 A kind of hand propelled height adjustment device for handrail
JP7169166B2 (en) * 2018-10-09 2022-11-10 株式会社イトーキ Chair
KR101974037B1 (en) * 2018-11-23 2019-05-02 (주)퍼맥스 Hinge unit and arm-rest having the hinge unit
CZ201932A3 (en) * 2019-01-21 2020-03-11 BORCAD Medical a.s. Medical chair with adjustable armrests
US10870489B2 (en) * 2019-05-24 2020-12-22 B/E Aerospace, Inc. Position adjustable armrest assemblies for passenger seats
CN111006369B (en) * 2019-12-17 2021-11-30 广东美的暖通设备有限公司 Transmission mechanism, indoor unit and air conditioner
CN112172988B (en) * 2020-09-18 2022-11-08 安徽金百合医疗器械有限公司 Walk-substituting vehicle
CN112841967A (en) * 2020-12-31 2021-05-28 恒林家居股份有限公司 Self-loading tray and chair
CN114027658B (en) * 2021-12-03 2024-06-07 鹤山市四方家具有限公司 Engineering chair
CN115054477B (en) * 2022-05-07 2023-07-07 浙江豪中豪健康产品有限公司 Four-bar damping groove handrail opening and closing mechanism with lock catch

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224444A (en) * 1938-09-26 1940-12-10 Martha W Murrin Hinge
US4244623A (en) * 1979-05-08 1981-01-13 Uop Inc. Multi-position armrest
US4957321A (en) * 1988-10-12 1990-09-18 Ford Motor Company Stowable vehicle seat with seat back position controller
US5143422A (en) * 1991-04-22 1992-09-01 Gerd Althofer Adjustable active arm support for keyboard operators
US20100102170A1 (en) * 2008-10-29 2010-04-29 Harper Engineering Co. Energy absorbing seat

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4496190A (en) * 1983-02-10 1985-01-29 Uop Inc. Parallel folding armrest
US5143442A (en) * 1991-05-07 1992-09-01 Tamapack Co., Ltd. Portable projection device
DE69333862T2 (en) * 1992-06-15 2006-01-12 Herman Miller, Inc., Zeeland An uncovered fabric for seats and method of making a chair with such fabric
US5899530A (en) * 1995-08-23 1999-05-04 Global Upholstery Company Control mechanism for a chair
JPH09315147A (en) * 1996-05-27 1997-12-09 Suzuki Motor Corp Vehicular sunvisor bearing structure
EP0951226B1 (en) * 1996-10-22 2001-09-12 Assmann, Gabriele Seating arrangement
EP1405582B1 (en) * 2002-10-04 2005-12-28 Sedus Stoll AG Arm-rest
DE10309920A1 (en) * 2003-03-07 2004-09-16 Dauphin Entwicklungs- Und Beteiligungs-Gmbh Chair, especially office chair
US20040227388A1 (en) * 2003-05-16 2004-11-18 Ching-Chang Wang Rotational armrest apparatus
US6923505B2 (en) * 2003-07-01 2005-08-02 The Regents Of The University Of California Ergonomically neutral arm support system
JP4093936B2 (en) * 2003-08-21 2008-06-04 株式会社稲葉製作所 Armrest device
JP4286183B2 (en) * 2004-05-24 2009-06-24 株式会社クボタ Armrest device
EP1855565B1 (en) * 2005-03-01 2015-05-20 Haworth, Inc. Chair including a height-adjustment assembly
US7234779B2 (en) * 2005-04-08 2007-06-26 Steelcase Development Corporation Armrest with height adjustment mechanism

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224444A (en) * 1938-09-26 1940-12-10 Martha W Murrin Hinge
US4244623A (en) * 1979-05-08 1981-01-13 Uop Inc. Multi-position armrest
US4957321A (en) * 1988-10-12 1990-09-18 Ford Motor Company Stowable vehicle seat with seat back position controller
US5143422A (en) * 1991-04-22 1992-09-01 Gerd Althofer Adjustable active arm support for keyboard operators
US20100102170A1 (en) * 2008-10-29 2010-04-29 Harper Engineering Co. Energy absorbing seat

Also Published As

Publication number Publication date
JP2015529144A (en) 2015-10-05
CN104661567B (en) 2018-07-13
MX2015003446A (en) 2015-06-04
CN108784085A (en) 2018-11-13
CN106235713A (en) 2016-12-21
JP6244364B2 (en) 2017-12-06
WO2014047255A2 (en) 2014-03-27
CN104661567A (en) 2015-05-27
CN106235713B (en) 2019-12-20
CA2881887A1 (en) 2014-03-27
HK1206222A1 (en) 2016-01-08
AU2013318083B2 (en) 2018-09-13
MX2022011894A (en) 2022-10-18
AU2013318083A1 (en) 2015-02-26
MY169026A (en) 2019-02-04

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