USD696546S1 - Chair back - Google Patents

Chair back Download PDF

Info

Publication number
USD696546S1
USD696546S1 US29/462,033 US201329462033F USD696546S US D696546 S1 USD696546 S1 US D696546S1 US 201329462033 F US201329462033 F US 201329462033F US D696546 S USD696546 S US D696546S
Authority
US
United States
Prior art keywords
flexible finger
back
chair back
load
plurality
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.)
Active
Application number
US29/462,033
Inventor
Luke Pearson
Tom Lloyd
Nick Carpenter
James Ludwig
Bruce Smith
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
Priority to US5605108P priority Critical
Priority to US12/454,995 priority patent/US8876209B2/en
Application filed by Steelcase Inc filed Critical Steelcase Inc
Priority to US29/462,033 priority patent/USD696546S1/en
Assigned to STEELCASE, INC. reassignment STEELCASE, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LLOYD, TOM, CARPENTER, NICK, PEARSON, LUKE, LUDWIG, JAMES, SMITH, BRUCE
Application granted granted Critical
Publication of USD696546S1 publication Critical patent/USD696546S1/en
Application status is Active legal-status Critical
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/44Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/445Support 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
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C3/00Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C3/00Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/12Chairs 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
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/405Support for the head or the back for the back with double backrests
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/44Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame

Abstract

According to the present invention a back for a seating unit is provided. The back comprises a plurality of flexible finger elements. Each of the plurality of flexible finger elements has a distal end. The back further comprises a retainer connecting at least two of the flexible finger elements proximate their distal ends. When a load is applied to a flexible finger element, the retainer distributes at least a portion of the load to at least one adjacent flexible finger element.

Description

FIG. 1 is a rear perspective view of a chair back according to the new design; and,

FIG. 2 is a rear view of the chair back shown in FIG. 1.

In the drawings, the broken lines form no part of the claimed design.

Claims (1)

    CLAIM
  1. We claim the ornamental design for a chair back, as shown and described.
US29/462,033 2008-05-26 2013-07-30 Chair back Active USD696546S1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US5605108P true 2008-05-26 2008-05-26
US12/454,995 US8876209B2 (en) 2008-05-26 2009-05-26 Conforming back for a seating unit
US29/462,033 USD696546S1 (en) 2008-05-26 2013-07-30 Chair back

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/462,033 USD696546S1 (en) 2008-05-26 2013-07-30 Chair back

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US12/454,995 Continuation US8876209B2 (en) 2008-05-26 2009-05-26 Conforming back for a seating unit

Publications (1)

Publication Number Publication Date
USD696546S1 true USD696546S1 (en) 2013-12-31

Family

ID=41417285

Family Applications (5)

Application Number Title Priority Date Filing Date
US12/454,995 Active 2030-01-18 US8876209B2 (en) 2008-05-26 2009-05-26 Conforming back for a seating unit
US29/462,026 Active USD696055S1 (en) 2008-05-26 2013-07-30 Chair back
US29/462,033 Active USD696546S1 (en) 2008-05-26 2013-07-30 Chair back
US14/515,097 Active US9648956B2 (en) 2008-05-26 2014-10-15 Conforming back for a seating unit
US15/488,372 Pending US20170224119A1 (en) 2008-05-26 2017-04-14 Conforming back for a seating unit

Family Applications Before (2)

Application Number Title Priority Date Filing Date
US12/454,995 Active 2030-01-18 US8876209B2 (en) 2008-05-26 2009-05-26 Conforming back for a seating unit
US29/462,026 Active USD696055S1 (en) 2008-05-26 2013-07-30 Chair back

Family Applications After (2)

Application Number Title Priority Date Filing Date
US14/515,097 Active US9648956B2 (en) 2008-05-26 2014-10-15 Conforming back for a seating unit
US15/488,372 Pending US20170224119A1 (en) 2008-05-26 2017-04-14 Conforming back for a seating unit

Country Status (9)

Country Link
US (5) US8876209B2 (en)
EP (1) EP2252179B1 (en)
JP (2) JP5603329B2 (en)
CN (2) CN104188409B (en)
AU (2) AU2009258164A1 (en)
CA (1) CA2698242C (en)
ES (1) ES2388713T3 (en)
HK (1) HK1202034A1 (en)
WO (1) WO2009151545A2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD767321S1 (en) * 2015-08-19 2016-09-27 Yang Xingchang Chair back
USD817681S1 (en) 2017-02-01 2018-05-15 Commercial Seating Products, Inc. Chair back
USD818295S1 (en) 2017-02-01 2018-05-22 Commercial Seating Products, Inc. Chair back
USD818753S1 (en) 2017-02-01 2018-05-29 Commercial Seating Products, Inc. Chair back

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2009258164A1 (en) * 2008-05-26 2009-12-17 Steelcase Inc. Conforming back for a seating unit
US8702171B2 (en) * 2010-06-10 2014-04-22 Knoll, Inc. Article of furniture
JP5597848B2 (en) * 2010-06-30 2014-10-01 コクヨ株式会社 Chair
JP5568775B2 (en) * 2010-06-30 2014-08-13 コクヨ株式会社 Chair
JP2012040062A (en) * 2010-08-16 2012-03-01 Kokuyo Co Ltd Chair
JP2012040110A (en) * 2010-08-17 2012-03-01 Kokuyo Co Ltd Chair
CN103124507B (en) * 2010-09-27 2015-11-25 宫本诚三 The chair sheet material that chair with backrest and this chair with backrest adopt
US9504326B1 (en) * 2012-04-10 2016-11-29 Humanscale Corporation Reclining chair
WO2015054047A1 (en) * 2013-10-07 2015-04-16 Johnson Controls Technology Company A seat structure
US9775759B2 (en) * 2014-01-14 2017-10-03 Acuity Ophthalmics, Llc Chair for use with ophthalmic instruments
CA2965806C (en) * 2016-05-09 2019-09-17 Evolution Technologies Inc. Walker apparatus and backrest therefor
US10368645B2 (en) * 2014-06-05 2019-08-06 Okamura Corporation Chair and backrest for chair
GB2530297B (en) * 2014-09-18 2019-06-05 Perch Dynamic Solutions Ltd A chair back
USD777494S1 (en) * 2015-05-22 2017-01-31 Davis Furniture Industries, Inc. Chair frame
US10058185B2 (en) * 2016-03-09 2018-08-28 Exemplis Llc Thermoplastic chair flexor
JP2018158648A (en) * 2017-03-23 2018-10-11 テイ・エス テック株式会社 Reinforcement structure of seat back frame
US10426269B1 (en) * 2018-04-30 2019-10-01 Buzz Seating, Inc. Chair with appendage accommodations

Citations (220)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US56718A (en) 1866-07-31 Improvement in combined cradle and chair
US293833A (en) 1884-02-19 Chair
US398179A (en) 1889-02-19 parry
US538708A (en) * 1895-05-07 Eldridge j
US2016953A (en) 1935-05-01 1935-10-08 Pee Dee Chair Co Inc Chair
US2182485A (en) 1939-02-15 1939-12-05 Fred J Murdock Chair
US2365334A (en) * 1943-09-28 1944-12-19 Vries Nicholas A De Curved plywood structure
US2512353A (en) 1946-04-16 1950-06-20 Newburgh Metal Mfg Corp Reclining chair
US2530924A (en) * 1945-02-27 1950-11-21 Turner John Reclining chair
US2648372A (en) 1949-05-25 1953-08-11 Southern Household Products Co Chair with spring seat and back
US2649147A (en) 1947-11-28 1953-08-18 Sanford Products Inc Metal chair
US2798538A (en) 1954-08-18 1957-07-09 Raymond F Dreifke Chair construction employing tension-held slats
US2843195A (en) * 1956-01-25 1958-07-15 Alvar E A Barvaeus Self-adjusting back support
US2893476A (en) 1956-09-10 1959-07-07 Shirley S Liljengren Seat construction
US2894565A (en) 1957-05-17 1959-07-14 Hubert R Crane Contouring back rest for motor vehicle seats
US3036864A (en) 1960-05-31 1962-05-29 Arai Zentaro Fixing device for back board, elbow rests and legs of a chair
US3106423A (en) 1960-11-21 1963-10-08 Schwarz Johann Back rest having an adjustable shaped element
US3135552A (en) 1962-09-27 1964-06-02 Hampden Specialty Products Cor Chair construction
US3135553A (en) 1962-11-02 1964-06-02 Hampden Specialty Products Cor Chair construction
US3203734A (en) * 1963-01-15 1965-08-31 Seymer Vivian Home Chair
US3565482A (en) 1968-06-24 1971-02-23 Leif Blodee Adjustable contour chair
US3669499A (en) 1970-12-30 1972-06-13 Steelcase Inc Chair
US3672723A (en) 1969-05-03 1972-06-27 Giorgio Decursu Modular unit element for furniture
US3752533A (en) 1972-04-05 1973-08-14 E Gilbert Upholstered seat
US3813148A (en) 1972-04-17 1974-05-28 H Kraus Adjustable back support
US3877750A (en) 1972-08-05 1975-04-15 Porsche Ag Reposing furniture
US3948558A (en) 1975-03-31 1976-04-06 Deere & Company Seat backrest having an adjustable lumbar support
US3982785A (en) 1974-07-29 1976-09-28 Center For Design Research And Development Chair
US3989297A (en) 1973-01-29 1976-11-02 Fritz Kerstholt Chair or couch with a movable back support
US4007962A (en) 1975-01-10 1977-02-15 Fehlbaum Chair with adjustable back
US4054318A (en) 1975-10-15 1977-10-18 Lear Siegler, Inc. Seat cushion mounting arrangement
US4062590A (en) 1976-05-24 1977-12-13 Fixtures Manufacturing Corporation Chair structure
US4084850A (en) 1975-06-13 1978-04-18 Center For Design Research And Development N.V. Chair
US4157203A (en) 1977-05-09 1979-06-05 Center For Design Research And Development N.V. Articulated double back for chairs
US4314728A (en) 1980-05-01 1982-02-09 Steelcase Inc. Chair control
US4316632A (en) 1978-09-08 1982-02-23 Protoned Bv Ergonomic chair
US4333683A (en) 1978-12-04 1982-06-08 Center For Design Research And Development N.V. Chair with automatically adjustable tilting back
US4372609A (en) 1979-11-14 1983-02-08 Societe Industrielle Bertrand Faure Vehicle seats comprising a shell-shaped frame
US4380352A (en) 1979-06-11 1983-04-19 Knoll International, Inc. Reclining chair
US4386805A (en) 1980-03-26 1983-06-07 Societe Industrielle Bertrand Faure Seats with an adjustable-tilt back-rest
US4410214A (en) 1978-09-26 1983-10-18 Concept Engineering, Inc. Leisure chair
US4498702A (en) 1982-06-11 1985-02-12 Steelcase Inc. Seating unit with front flex area
US4502728A (en) 1982-10-08 1985-03-05 Nepsco, Inc. Portable seat and back rest
US4521053A (en) 1981-06-23 1985-06-04 Gispen+Staalmeubel B.V. Chair
US4544204A (en) 1981-11-11 1985-10-01 Keiper Automobiltechnik Gmbh & Co. Kg Back frame for seat, particularly for power vehicle seat
US4580836A (en) 1982-12-23 1986-04-08 Intercollection Development S.A. Gyrenmoos Chair
US4585272A (en) 1982-10-22 1986-04-29 Castelli S.P.A. Chair having a back comprising a plurality of articulated segments
US4621866A (en) 1985-05-17 1986-11-11 Giuseppe Zani Armchair structure having an adjustable anatomical configuration
US4641884A (en) 1985-02-21 1987-02-10 Honda Giken Kogyo Kabushiki Kaisha Seat for vehicles
US4660887A (en) 1985-09-11 1987-04-28 The Shaw-Walker Company Ergonomic support
US4685730A (en) 1984-12-21 1987-08-11 Etablissements Linguanotto Seat, especially work seat, with several positions
US4703974A (en) 1984-10-23 1987-11-03 Protoned B.V. Seat furniture
US4744603A (en) 1986-04-10 1988-05-17 Steelcase Inc. Chair shell with selective back stiffening
US4810033A (en) 1987-02-12 1989-03-07 Kemman & Koch Adjustable backrest
US4834453A (en) 1986-09-08 1989-05-30 Girsberger Holding Ag Swivel chair
US4848837A (en) 1986-10-15 1989-07-18 Voelkle Rolf Chair having a pelvis-hip support adjustable relative to a front seat portion
US4861108A (en) 1988-06-07 1989-08-29 American Seating Company Auditorium seat
US4896918A (en) 1987-10-20 1990-01-30 Aisin Seiki Kabushiki Kaisha Lumbar support regulating apparatus
US4919485A (en) 1987-06-12 1990-04-24 Grosfillex S.A.R.L. Seats constructed of interlocking elements
US4925244A (en) 1988-04-29 1990-05-15 Spa Tonon & C. Chair element which can be personalized
US4928334A (en) 1986-02-05 1990-05-29 Honda Giken Kogyo Kabushiki Kaisha Joint structure for fabric web having high modulus of elasticity
US4966413A (en) 1989-08-17 1990-10-30 Palarski Timothy D Articulated relaxation chair
US4968093A (en) * 1987-10-16 1990-11-06 Fiat Auto S.P.A. Adjustable backrest for the seats of vehicles, particularly cars
US4981326A (en) 1987-09-22 1991-01-01 Steelcase Strafor Ergonomic chair
US5009466A (en) 1988-04-25 1991-04-23 Perry Charles O Reclining chair
US5015034A (en) 1988-11-25 1991-05-14 Prince Corporation Upholstery system
US5015038A (en) 1989-06-12 1991-05-14 The Shaw-Walker Company Ergonomic seat and back structure for a chair
US5039163A (en) 1988-09-14 1991-08-13 Shelby Williams Industries, Inc. Reinforced flexible backrest assembly for a chair
US5040847A (en) 1989-11-02 1991-08-20 Nguyen Chuong Q B Chair and method for constructing a chair
USD319354S (en) 1987-10-27 1991-08-27 Seat
US5044693A (en) 1989-10-31 1991-09-03 Tachi-S Co., Ltd. Seat back structure of an automotive seat
US5050930A (en) 1989-08-04 1991-09-24 Wilhelm Schuster Lordosis-support backrest for a vehicle seat
US5062676A (en) 1990-04-16 1991-11-05 Mars Suzanne P Adjustable chair
US5087098A (en) 1990-09-25 1992-02-11 Tachi-S Co., Ltd. Lumbar support device
US5100201A (en) 1990-09-21 1992-03-31 J.G. Furniture Systems Inc. Passive ergonomic work chair
US5102196A (en) 1988-08-31 1992-04-07 Kokuyo Co., Ltd. Chair provided with a backrest
US5112108A (en) 1990-07-09 1992-05-12 Otto Zapf Seating furniture
US5120109A (en) 1988-07-25 1992-06-09 Sicam S.P.A. Motor vehicle seat
US5121963A (en) 1990-10-03 1992-06-16 Lear Seating Corporation Retainer ring
US5217278A (en) 1991-03-13 1993-06-08 Findlay Industries, Inc. Mechanism for providing adjustable lumbar support in a seat
US5240308A (en) 1983-11-09 1993-08-31 Goldstein Glenn A Ergonomic adjustable chair and method
US5249839A (en) 1991-11-12 1993-10-05 Steelcase Inc. Split back chair
US5277475A (en) 1992-07-15 1994-01-11 Engineered Components, Inc. One piece back support for a chair
US5299851A (en) 1993-05-19 1994-04-05 Lin Kuen Yuan Adjustable cushion assembly for a chair
US5302002A (en) 1990-09-28 1994-04-12 Shiroki Corporation Hip supporting apparatus of seat
US5320410A (en) 1992-01-14 1994-06-14 Steelcase Inc. Chair control
US5338091A (en) 1991-11-07 1994-08-16 Miller Elmo E Welt lock furniture construction
US5338094A (en) 1988-04-25 1994-08-16 Perry Charles O Flexible reclining chair
US5354120A (en) 1991-10-31 1994-10-11 Voelkle Rolf Reclining chair
US5366273A (en) 1991-11-02 1994-11-22 Gotthard Bresch Chair or the like
US5380063A (en) 1992-08-18 1995-01-10 Dauphin Entwicklungs- U. Beteiligungs-Gmbh Chair with seat depth adjustment
US5405188A (en) 1993-10-21 1995-04-11 Mdt Corporation Mechanical chair
US5435621A (en) 1991-10-11 1995-07-25 La-Z-Boy Chair Company Modular reclining chair and method
USD360538S (en) * 1994-03-01 1995-07-25 Victor Stanley, Inc. Bench
US5447356A (en) 1990-05-01 1995-09-05 B.V. Linido Chair for disabled persons
US5460427A (en) 1990-10-29 1995-10-24 Serber; Hector Seat assembly and method
USD363844S (en) 1994-06-01 1995-11-07 Sunbeam Corporation Chair back
US5474360A (en) 1993-10-06 1995-12-12 Chang; Chung L. Seatback recliner mechanism
US5498065A (en) 1993-06-28 1996-03-12 Effezeta S.R.L. Office armchair body which can be dismantled
US5518294A (en) 1993-04-05 1996-05-21 Ligon Brothers Manufacturing Company Variable apex back support
US5540481A (en) 1991-05-30 1996-07-30 Steelcase, Inc. Chair with zero front rise control
US5573302A (en) 1994-11-08 1996-11-12 Harrison; Patrick N. Lower back support
US5575534A (en) 1995-06-16 1996-11-19 Institute Of Occupational Safety And Health, Council Of Labor Affairs Work chair
US5577811A (en) 1995-06-07 1996-11-26 Hon Industries Inc. Ergonomic chair
US5577807A (en) 1994-06-09 1996-11-26 Steelcase Inc. Adjustable chair actuator
US5582459A (en) 1993-09-30 1996-12-10 Itoki Crebio Corporation Chair having tiltable seat back
US5590932A (en) 1994-11-07 1997-01-07 Fisher Dynamics Corporation Anti-chuck seat recliner
DE19526437A1 (en) 1995-07-20 1997-01-23 Desanta Chair, in particular linking chair
US5597203A (en) 1994-06-14 1997-01-28 Board Of Trustees Operating Michigan State University Seat with biomechanical articulation
US5630647A (en) 1995-02-17 1997-05-20 Steelcase Inc. Tension adjustment mechanism for chairs
US5662383A (en) 1995-08-11 1997-09-02 Bemis Manufacturing Company Apparatus for attaching fabric to a chair frame
US5664835A (en) * 1994-03-25 1997-09-09 Peter Roeder Chair
US5683142A (en) 1996-06-20 1997-11-04 Krueger International, Inc. Mounting assembly for chair back
US5716099A (en) 1996-08-14 1998-02-10 Novimex Fashion Ltd. Chair with split reclining seat
US5762403A (en) 1996-11-13 1998-06-09 Woodard, Inc. Sling type furniture product
US5769500A (en) 1996-02-01 1998-06-23 Tropitone Furniture Co., Inc. Furniture and method of assembly
US5791736A (en) 1993-08-31 1998-08-11 Heygarth South Pty. Ltd. Ergonomic seating apparatus with inclined femoral portion
US5810438A (en) 1994-06-13 1998-09-22 Herman Miller, Inc. One piece molded seating structure
US5826944A (en) 1996-03-19 1998-10-27 Bertrand Faure Sitztechnik Gmbh & Co. Kg Connector formation between seat areas of a motor vehicle seat
US5863094A (en) 1996-06-24 1999-01-26 Yoe Institute Co., Ltd. Saddle for bicycle
US5871258A (en) 1997-10-24 1999-02-16 Steelcase Inc. Chair with novel seat construction
US5904397A (en) 1995-05-02 1999-05-18 Hag A/S Seating unit comprising two adjacent, pivotal support elements
US5938284A (en) 1996-07-19 1999-08-17 Cascade Engineering, Inc. Seat bolster adjustment assembly
US6027171A (en) 1995-11-27 2000-02-22 Lear Corporation Automotive modular seat frame assembly
US6059368A (en) 1992-06-15 2000-05-09 Herman Miller, Inc. Office chair
US6139110A (en) 1998-08-05 2000-10-31 Berkeley Products, Inc. Reinforced cantilever bench
US6164726A (en) 1998-04-22 2000-12-26 Reeves; Christina M. Folding chair
USD437134S1 (en) 1999-08-04 2001-02-06 R. Jett Anderson Multi-position chair
US6186594B1 (en) 1998-04-07 2001-02-13 Corporation De L'ecole Polytechnique Flexible contour wheelchair backrest
US6231125B1 (en) 1997-12-26 2001-05-15 Ts Tech Co., Ltd. Seat with resilient sheet-formed seat cushion
USD443430S1 (en) 1999-08-04 2001-06-12 R. Jett Anderson Chair
USD449172S1 (en) 2000-05-22 2001-10-16 Herman Miller, Inc. Chair
US20020003371A1 (en) 2000-07-06 2002-01-10 Werner Link Back of a chair
US6378942B1 (en) * 2000-06-20 2002-04-30 Global Total Office Backrest with adjustable lumbar support
USD456159S1 (en) * 2000-05-25 2002-04-30 Steelcase Development Corporation Chair
US6378944B1 (en) 2000-03-29 2002-04-30 Koenig + Neurath Ag Seat and/or back of seat cover for a chair
US6386638B1 (en) 1999-05-27 2002-05-14 Tcg Unitech Aktiengesellschaft Seat back for a vehicle
USD457739S1 (en) * 2000-05-25 2002-05-28 Steelcase Development Corporation Chair
US6409268B1 (en) 2000-06-09 2002-06-25 Stylex, Inc. Flexible chair back
USD459923S1 (en) * 2000-06-19 2002-07-09 Global Total Office Chair
US6419318B1 (en) 2000-04-11 2002-07-16 United Chair Company, Inc. Chair having an adjustable lumbar mechanism
US6422650B1 (en) 2001-06-06 2002-07-23 The E Chair Company Seat pad adjusting structure of a chair
USD461079S1 (en) * 2001-10-30 2002-08-06 Office Impact Llc Chair back rest
US6439665B1 (en) 2000-06-09 2002-08-27 Stylex Ergonomic chair with mesh seat and back
USD463174S1 (en) * 2001-11-30 2002-09-24 First Source Furniture Group, Llc Chair
US20020140276A1 (en) * 2000-11-28 2002-10-03 Funk Nancy A. Method of manufacturing furniture article
US20020195863A1 (en) 2001-06-25 2002-12-26 Tung-Hua Su Chair backrest with ventilating function
US6499802B2 (en) 2000-05-16 2002-12-31 Art Design International Inc. Articulated seat
US6511562B1 (en) 2000-09-06 2003-01-28 Dahti, Inc. Bonding strip for load bearing fabric
USD469619S1 (en) 2001-10-09 2003-02-04 Landscape Forms, Inc. Seat
US6523898B1 (en) 1999-06-17 2003-02-25 Steelcase Development Corporation Chair construction
US6540950B1 (en) 2000-09-20 2003-04-01 Dahti, Inc. Carrier and attachment method for load bearing fabric
US6550866B1 (en) 2002-01-24 2003-04-22 Tung-Hua Su Chair backrest with ventilating function
US6619749B2 (en) 2001-12-11 2003-09-16 Scott Willy Ready-to-assemble articles of furniture
US6669292B2 (en) 2001-06-15 2003-12-30 Hon Technology Inc. Ergonomic chair
US6688690B2 (en) 2001-01-25 2004-02-10 Jsj Seating Company Texas, L.P. Office chair
US6712427B1 (en) 1999-11-24 2004-03-30 Schukra-Geratebau Gesmbh Lumbar support member
US6715839B2 (en) 2002-05-07 2004-04-06 Lafuma, Sa Device for locating and attaching fabric to receiving furnishing, furniture and seat structures
US6725523B2 (en) 2001-02-14 2004-04-27 Jolly Wood Sdn Bhd Knockdown chair
US6739671B2 (en) 2002-02-01 2004-05-25 Petra Italia S.A.S. Di Marina Bordo & C. Vehicle seat
US6752464B1 (en) 2003-02-26 2004-06-22 Shin Yeh Enterprise Co., Ltd. Modular furniture frame
US6755467B1 (en) * 2000-06-20 2004-06-29 Global Total Office Conformable backrest for a chair
US6758528B2 (en) 1999-12-28 2004-07-06 Asahi Gomu Kako Co., Ltd. Cushion structure manufacturing method and apparatus of the same
US6811218B2 (en) 2001-12-14 2004-11-02 Kimball International, Inc. Chair with conforming seat
US20040245840A1 (en) 2002-09-12 2004-12-09 Tubergen Renard G. Seating with comfort surface
US20040262975A1 (en) 2003-06-27 2004-12-30 Tung-Hua Su Backrest assembly
US6839950B2 (en) 2001-05-21 2005-01-11 Hickory Springs Manufacturing Company Frame assembly for modular furniture and method of assembling the same
US6890030B2 (en) 2001-07-31 2005-05-10 Haworth, Inc. Chair having a seat with adjustable front edge
US6908159B2 (en) 2000-09-28 2005-06-21 Formway Furniture Limited Seat for a reclining office chair
USD506629S1 (en) 2004-03-26 2005-06-28 Hni Technologies Inc. Chair back
US6918633B2 (en) 2001-09-07 2005-07-19 Brose Fahrzeugteile Gmbh & Co Kg, Coburg Support element for upholstering on a vehicle seat
US6942300B2 (en) 2002-07-23 2005-09-13 Okamura Corporation Structure for mounting a net member to a frame for a seat or backrest of a chair
US20050200189A1 (en) 2004-03-12 2005-09-15 Richard Schultz Interior weld and improved sling
USD509975S1 (en) 2004-12-29 2005-09-27 Oasyschair Co., Ltd. Chair back
US6955402B2 (en) 2000-05-22 2005-10-18 Herman Miller Inc. Office chair
USD510671S1 (en) 2003-11-25 2005-10-18 Yao-Chuan Wu Backrest frame of a chair
US6971717B1 (en) * 2004-06-17 2005-12-06 Iwi Ltd. Backrest
US6983997B2 (en) 2001-06-29 2006-01-10 Haworth, Inc. Chair having a suspension seat assembly
US20060006715A1 (en) 2004-07-08 2006-01-12 Chadwick Donald T Office chair
US6991285B1 (en) 2004-03-17 2006-01-31 Hemenway Michael S Reversible seatback for a vehicle
US7032971B2 (en) * 2001-03-14 2006-04-25 David Nicholas Lewis Williams Seat backs
US7097247B2 (en) 2003-06-05 2006-08-29 Steelcase Development Corporation Seating unit with adjustable lumbar device
US7128373B2 (en) 2002-09-27 2006-10-31 Dow Global Technologies, Inc. Seating system and method of forming same
US7131694B1 (en) 2005-04-29 2006-11-07 Buffa John A Adjustable lumbar support for vehicle seat
US20070035169A1 (en) 2005-07-14 2007-02-15 Henry Sawyer Portable back support for a car seat or other seat
US7216933B2 (en) * 2004-02-21 2007-05-15 Armin Sander Backrest, particularly for an office chair
USD544720S1 (en) * 2006-04-06 2007-06-19 Vicente Berbegal Perez Chair
US7252339B2 (en) 2003-09-15 2007-08-07 Larry Owens Bracket furniture components
US20070228799A1 (en) 2006-03-28 2007-10-04 Kokuyo Furniture Co., Ltd. Chair
USD553376S1 (en) * 2006-07-11 2007-10-23 Itoki Corporation Chair
US20070257531A1 (en) 2004-09-29 2007-11-08 Ts Tech Co., Ltd. Clip for Hanging and Fixing Trim Cover
US20070267912A1 (en) 2003-12-02 2007-11-22 J. R. Britton & Associates, Inc. Molded Wood Flake Article with Integral Flexible Spring Member
US7331633B2 (en) 2004-11-29 2008-02-19 Cosco Management, Inc. Juvenile vehicle seat with quick-connect backrest
JP2008080092A (en) 2006-08-30 2008-04-10 Itoki Corp Chair
JP2008080090A (en) 2006-08-30 2008-04-10 Itoki Corp Backrest board for chair
US7367629B2 (en) 2002-05-15 2008-05-06 Intier Automotive Inc. Adjustable attachment and tensioning assembly for the suspension of a seat assembly
US20080122284A1 (en) 2006-08-10 2008-05-29 Jui Hung Yang Supporting structure for a chair
US20080122285A1 (en) 2006-11-29 2008-05-29 Peter Lin Chair
USD571570S1 (en) 2006-11-21 2008-06-24 Zhejiang Yongyi Furniture Co., Ltd. Swivel chair
USD575085S1 (en) * 2008-03-30 2008-08-19 Tung-Hua Su Chair backrest
USD575969S1 (en) * 2007-07-20 2008-09-02 Tung-Hua Su Chair backrest
USD577521S1 (en) * 2008-04-23 2008-09-30 Tung-Hua Su Chair backrest
USD581708S1 (en) * 2008-04-22 2008-12-02 Shu O Su Chair back
USD600952S1 (en) * 2008-05-26 2009-09-29 Steelcase Inc. Chair back
USD600931S1 (en) * 2008-05-26 2009-09-29 Steelcase Inc. Seating unit
US7604298B2 (en) 2007-06-01 2009-10-20 Steelcase Development Corporation Chair back attachment and method of assembly
US7841664B2 (en) 2008-06-04 2010-11-30 Steelcase Inc. Chair with control system
US7841666B2 (en) 2002-02-13 2010-11-30 Herman Miller, Inc. Back support structure
USD654291S1 (en) * 2008-05-26 2012-02-21 Steelcase Inc. Seating unit
USD654709S1 (en) * 2008-10-09 2012-02-28 Okamura Corporation Chair
USD675456S1 (en) * 2011-09-14 2013-02-05 Z-Line Designs, Inc. Task chair
USD676254S1 (en) * 2011-07-27 2013-02-19 Jianhua Yang Office chair
USD677068S1 (en) * 2011-07-28 2013-03-05 Jianhua Yang, Foshan Nanhai Lainuo Furniture Co., Ltd. Office chair
USD679107S1 (en) * 2012-05-16 2013-04-02 Haworth, Inc. Office chair
USD680765S1 (en) * 2011-10-11 2013-04-30 Dauphin Entwicklungs-u.Beteiligungs-GmbH Chair
USD683150S1 (en) * 2012-09-20 2013-05-28 Steelcase Inc. Chair
USD688061S1 (en) * 2011-10-31 2013-08-20 Okamura Corporation Chair
USD688055S1 (en) * 2011-09-01 2013-08-20 Flexform Industria Metalurgica Ltda Chair
USD688497S1 (en) * 2012-09-20 2013-08-27 Steelcase Inc. Chair
USD689314S1 (en) * 2012-09-20 2013-09-10 Steelcase Inc. Chair

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US190967A (en) * 1877-05-22 Improvement in chairs
US242633A (en) * 1881-06-07 gueeeant and petee m
US2817390A (en) * 1954-02-19 1957-12-24 Rockwel Spring And Axle Compan Spring and spring assembly
JPS4820706U (en) * 1971-07-13 1973-03-09
JPS5637411Y2 (en) * 1978-02-18 1981-09-02
US4962964A (en) * 1988-11-03 1990-10-16 Warren Snodgrass Flexible plastic seating shell
EP0364309B1 (en) * 1989-03-01 1993-02-10 GROSFILLEX S.A.R.L. Société à responsabilité limitée dite : One-shell extruded plastic armchair stackable in a compact manner
US5154485A (en) * 1990-05-11 1992-10-13 Fleishman Gregg R Spring plate furniture
US5343573A (en) 1992-09-16 1994-09-06 Guardian Products Inc. Integrally molded stackable commode chair
USD354405S (en) * 1992-11-02 1995-01-17 Resinform, Inc. Chair
JP3120097B2 (en) * 1997-07-08 2000-12-25 タイガー魔法瓶株式会社 Negative ion generator
JP4477766B2 (en) * 2000-10-30 2010-06-09 株式会社岡村製作所 Chair backboard
US6869142B2 (en) * 2002-09-12 2005-03-22 Steelcase Development Corporation Seating unit having motion control
AT475557T (en) * 2003-11-11 2010-08-15 Johnson Controls Tech Co Mechanism for adjusting a seat backrest
USD506893S1 (en) * 2004-04-28 2005-07-05 Feng-Tien Hsien Chair back
USD535838S1 (en) 2004-05-14 2007-01-30 Steelcase Development Corporation Seating unit
USD661135S1 (en) 2006-06-20 2012-06-05 Humanscale Corporation Pair of armrests for a chair or the like
USD550471S1 (en) 2005-10-20 2007-09-11 Okamura Corporation Chair
USD587915S1 (en) 2005-10-20 2009-03-10 Okamura Corporation Chair
USD575542S1 (en) 2005-10-20 2008-08-26 Okamura Corporation Chair
JP4719905B2 (en) * 2005-10-27 2011-07-06 コクヨ株式会社 Chair
JP5054917B2 (en) * 2005-11-30 2012-10-24 株式会社イトーキ Chair
USD564264S1 (en) 2006-04-28 2008-03-18 Steelcase Development Corporation Seating unit
CA118565S (en) 2006-06-06 2008-01-30 Hni Tech Inc Chair
CA2669068A1 (en) * 2006-11-10 2008-05-15 Okamura Corporation Chair backrest device
US20090140568A1 (en) * 2007-10-25 2009-06-04 Eric Ping Pang Chan Body support structure
USD600051S1 (en) * 2008-04-09 2009-09-15 Formway Furniture Limited Chair back
USD604535S1 (en) * 2008-04-09 2009-11-24 Formway Furniture Limited Chair
USD600949S1 (en) * 2008-05-26 2009-09-29 Steelcase Inc. Seating unit
AU2009258164A1 (en) * 2008-05-26 2009-12-17 Steelcase Inc. Conforming back for a seating unit
DE202008007476U1 (en) 2008-06-04 2008-07-31 Vitra Patente Ag Chair with elastic backrest
US8075061B2 (en) * 2009-07-25 2011-12-13 Wen-Shan Ko Bearing mechanism with integrated flexible bearing surface
US8991932B2 (en) * 2009-11-12 2015-03-31 Okamura Corporation Backrest mechanism for chair
USD646085S1 (en) 2010-02-01 2011-10-04 Steelcase Inc. Seating unit
USD638232S1 (en) * 2010-02-24 2011-05-24 Formway Furniture Limited Chair
USD650197S1 (en) 2010-03-12 2011-12-13 Russell International Corporation Chair
US9486079B2 (en) * 2010-06-10 2016-11-08 Office Master Inc. Chair with seat depth adjustment and back support
US8256845B2 (en) * 2010-09-28 2012-09-04 Wen-Tsan Wang Bamboo chair
USD661504S1 (en) 2010-12-27 2012-06-12 Okamura Corporation Chair
USD691407S1 (en) * 2011-11-17 2013-10-15 Itoki Corporation Chair
USD715068S1 (en) * 2013-06-07 2014-10-14 Itoki Corporation Chair
USD696545S1 (en) * 2013-07-30 2013-12-31 Steelcase, Inc. Rear surface of a chair back
CN106455824A (en) * 2014-04-17 2017-02-22 Hni技术公司 Flex lumbar support
USD731833S1 (en) * 2014-04-17 2015-06-16 Allsteel Inc. Chair
USD767321S1 (en) * 2015-08-19 2016-09-27 Yang Xingchang Chair back
US9596941B1 (en) * 2016-02-02 2017-03-21 Office Master Inc. Chair back with height and lumbar adjustment
USD815868S1 (en) * 2016-02-02 2018-04-24 Office Master Inc. Office chair

Patent Citations (263)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US293833A (en) 1884-02-19 Chair
US398179A (en) 1889-02-19 parry
US538708A (en) * 1895-05-07 Eldridge j
US56718A (en) 1866-07-31 Improvement in combined cradle and chair
US2016953A (en) 1935-05-01 1935-10-08 Pee Dee Chair Co Inc Chair
US2182485A (en) 1939-02-15 1939-12-05 Fred J Murdock Chair
US2365334A (en) * 1943-09-28 1944-12-19 Vries Nicholas A De Curved plywood structure
US2530924A (en) * 1945-02-27 1950-11-21 Turner John Reclining chair
US2512353A (en) 1946-04-16 1950-06-20 Newburgh Metal Mfg Corp Reclining chair
US2649147A (en) 1947-11-28 1953-08-18 Sanford Products Inc Metal chair
US2648372A (en) 1949-05-25 1953-08-11 Southern Household Products Co Chair with spring seat and back
US2798538A (en) 1954-08-18 1957-07-09 Raymond F Dreifke Chair construction employing tension-held slats
US2843195A (en) * 1956-01-25 1958-07-15 Alvar E A Barvaeus Self-adjusting back support
US2893476A (en) 1956-09-10 1959-07-07 Shirley S Liljengren Seat construction
US2894565A (en) 1957-05-17 1959-07-14 Hubert R Crane Contouring back rest for motor vehicle seats
US3036864A (en) 1960-05-31 1962-05-29 Arai Zentaro Fixing device for back board, elbow rests and legs of a chair
US3106423A (en) 1960-11-21 1963-10-08 Schwarz Johann Back rest having an adjustable shaped element
US3135552A (en) 1962-09-27 1964-06-02 Hampden Specialty Products Cor Chair construction
US3135553A (en) 1962-11-02 1964-06-02 Hampden Specialty Products Cor Chair construction
US3203734A (en) * 1963-01-15 1965-08-31 Seymer Vivian Home Chair
US3565482A (en) 1968-06-24 1971-02-23 Leif Blodee Adjustable contour chair
US3672723A (en) 1969-05-03 1972-06-27 Giorgio Decursu Modular unit element for furniture
US3669499A (en) 1970-12-30 1972-06-13 Steelcase Inc Chair
US3752533A (en) 1972-04-05 1973-08-14 E Gilbert Upholstered seat
US3813148A (en) 1972-04-17 1974-05-28 H Kraus Adjustable back support
US3877750A (en) 1972-08-05 1975-04-15 Porsche Ag Reposing furniture
US3989297A (en) 1973-01-29 1976-11-02 Fritz Kerstholt Chair or couch with a movable back support
US3982785A (en) 1974-07-29 1976-09-28 Center For Design Research And Development Chair
US4007962A (en) 1975-01-10 1977-02-15 Fehlbaum Chair with adjustable back
US3948558A (en) 1975-03-31 1976-04-06 Deere & Company Seat backrest having an adjustable lumbar support
US4084850A (en) 1975-06-13 1978-04-18 Center For Design Research And Development N.V. Chair
US4054318A (en) 1975-10-15 1977-10-18 Lear Siegler, Inc. Seat cushion mounting arrangement
US4062590A (en) 1976-05-24 1977-12-13 Fixtures Manufacturing Corporation Chair structure
US4157203A (en) 1977-05-09 1979-06-05 Center For Design Research And Development N.V. Articulated double back for chairs
US4316632A (en) 1978-09-08 1982-02-23 Protoned Bv Ergonomic chair
US4410214A (en) 1978-09-26 1983-10-18 Concept Engineering, Inc. Leisure chair
US4333683A (en) 1978-12-04 1982-06-08 Center For Design Research And Development N.V. Chair with automatically adjustable tilting back
US4380352A (en) 1979-06-11 1983-04-19 Knoll International, Inc. Reclining chair
US4372609A (en) 1979-11-14 1983-02-08 Societe Industrielle Bertrand Faure Vehicle seats comprising a shell-shaped frame
US4386805A (en) 1980-03-26 1983-06-07 Societe Industrielle Bertrand Faure Seats with an adjustable-tilt back-rest
US4314728A (en) 1980-05-01 1982-02-09 Steelcase Inc. Chair control
US4521053A (en) 1981-06-23 1985-06-04 Gispen+Staalmeubel B.V. Chair
US4544204A (en) 1981-11-11 1985-10-01 Keiper Automobiltechnik Gmbh & Co. Kg Back frame for seat, particularly for power vehicle seat
US4498702A (en) 1982-06-11 1985-02-12 Steelcase Inc. Seating unit with front flex area
US4502728A (en) 1982-10-08 1985-03-05 Nepsco, Inc. Portable seat and back rest
US4585272A (en) 1982-10-22 1986-04-29 Castelli S.P.A. Chair having a back comprising a plurality of articulated segments
US4580836A (en) 1982-12-23 1986-04-08 Intercollection Development S.A. Gyrenmoos Chair
US5240308A (en) 1983-11-09 1993-08-31 Goldstein Glenn A Ergonomic adjustable chair and method
US4703974A (en) 1984-10-23 1987-11-03 Protoned B.V. Seat furniture
US4685730A (en) 1984-12-21 1987-08-11 Etablissements Linguanotto Seat, especially work seat, with several positions
US4641884A (en) 1985-02-21 1987-02-10 Honda Giken Kogyo Kabushiki Kaisha Seat for vehicles
US4621866A (en) 1985-05-17 1986-11-11 Giuseppe Zani Armchair structure having an adjustable anatomical configuration
US4660887A (en) 1985-09-11 1987-04-28 The Shaw-Walker Company Ergonomic support
US4928334A (en) 1986-02-05 1990-05-29 Honda Giken Kogyo Kabushiki Kaisha Joint structure for fabric web having high modulus of elasticity
US4744603A (en) 1986-04-10 1988-05-17 Steelcase Inc. Chair shell with selective back stiffening
US5333934A (en) 1986-04-10 1994-08-02 Steelcase Inc. Back shell with selective stiffening
US5352022A (en) 1986-04-10 1994-10-04 Steelcase Inc. Controlled deflection front lip for seating
US5611598A (en) 1986-04-10 1997-03-18 Steelcase Inc. Chair having back shell with selective stiffening
US5050931A (en) 1986-04-10 1991-09-24 Steelcase Inc. Controlled deflection front lip for seating
US4776633A (en) 1986-04-10 1988-10-11 Steelcase Inc. Integrated chair and control
US5487591A (en) 1986-04-10 1996-01-30 Steelcase, Inc. Back shell with selective stiffening
US4834453A (en) 1986-09-08 1989-05-30 Girsberger Holding Ag Swivel chair
US4848837A (en) 1986-10-15 1989-07-18 Voelkle Rolf Chair having a pelvis-hip support adjustable relative to a front seat portion
US4810033A (en) 1987-02-12 1989-03-07 Kemman & Koch Adjustable backrest
US4919485A (en) 1987-06-12 1990-04-24 Grosfillex S.A.R.L. Seats constructed of interlocking elements
US4981326A (en) 1987-09-22 1991-01-01 Steelcase Strafor Ergonomic chair
US4968093A (en) * 1987-10-16 1990-11-06 Fiat Auto S.P.A. Adjustable backrest for the seats of vehicles, particularly cars
US4896918A (en) 1987-10-20 1990-01-30 Aisin Seiki Kabushiki Kaisha Lumbar support regulating apparatus
USD319354S (en) 1987-10-27 1991-08-27 Seat
US5338094A (en) 1988-04-25 1994-08-16 Perry Charles O Flexible reclining chair
US5009466A (en) 1988-04-25 1991-04-23 Perry Charles O Reclining chair
US4925244A (en) 1988-04-29 1990-05-15 Spa Tonon & C. Chair element which can be personalized
US4861108A (en) 1988-06-07 1989-08-29 American Seating Company Auditorium seat
US5120109A (en) 1988-07-25 1992-06-09 Sicam S.P.A. Motor vehicle seat
US5102196A (en) 1988-08-31 1992-04-07 Kokuyo Co., Ltd. Chair provided with a backrest
US5039163A (en) 1988-09-14 1991-08-13 Shelby Williams Industries, Inc. Reinforced flexible backrest assembly for a chair
US5015034A (en) 1988-11-25 1991-05-14 Prince Corporation Upholstery system
US5015038A (en) 1989-06-12 1991-05-14 The Shaw-Walker Company Ergonomic seat and back structure for a chair
US5050930A (en) 1989-08-04 1991-09-24 Wilhelm Schuster Lordosis-support backrest for a vehicle seat
US4966413A (en) 1989-08-17 1990-10-30 Palarski Timothy D Articulated relaxation chair
US5044693A (en) 1989-10-31 1991-09-03 Tachi-S Co., Ltd. Seat back structure of an automotive seat
US5040847A (en) 1989-11-02 1991-08-20 Nguyen Chuong Q B Chair and method for constructing a chair
USD332530S (en) * 1989-11-02 1993-01-19 Chair
USD330292S (en) 1989-11-02 1992-10-20 Arm chair
US5062676A (en) 1990-04-16 1991-11-05 Mars Suzanne P Adjustable chair
US5447356A (en) 1990-05-01 1995-09-05 B.V. Linido Chair for disabled persons
US5112108A (en) 1990-07-09 1992-05-12 Otto Zapf Seating furniture
US5100201A (en) 1990-09-21 1992-03-31 J.G. Furniture Systems Inc. Passive ergonomic work chair
US5087098A (en) 1990-09-25 1992-02-11 Tachi-S Co., Ltd. Lumbar support device
US5302002A (en) 1990-09-28 1994-04-12 Shiroki Corporation Hip supporting apparatus of seat
US5121963A (en) 1990-10-03 1992-06-16 Lear Seating Corporation Retainer ring
US5460427A (en) 1990-10-29 1995-10-24 Serber; Hector Seat assembly and method
US5217278A (en) 1991-03-13 1993-06-08 Findlay Industries, Inc. Mechanism for providing adjustable lumbar support in a seat
US5540481A (en) 1991-05-30 1996-07-30 Steelcase, Inc. Chair with zero front rise control
US5435621A (en) 1991-10-11 1995-07-25 La-Z-Boy Chair Company Modular reclining chair and method
US5354120A (en) 1991-10-31 1994-10-11 Voelkle Rolf Reclining chair
US5366273A (en) 1991-11-02 1994-11-22 Gotthard Bresch Chair or the like
US5338091A (en) 1991-11-07 1994-08-16 Miller Elmo E Welt lock furniture construction
US5249839A (en) 1991-11-12 1993-10-05 Steelcase Inc. Split back chair
US5385388A (en) 1991-11-12 1995-01-31 Steelcase Inc. Split back chair
USD341265S (en) 1991-11-25 1993-11-16 Westinghouse Electric Corp. Cafe chair
USD344191S (en) * 1991-11-25 1994-02-15 Westinghouse Electric Corp. Dining chair
US5320410A (en) 1992-01-14 1994-06-14 Steelcase Inc. Chair control
USD344202S (en) 1992-05-15 1994-02-15 Omni Products International, Inc. Back support for a chair
USD345656S (en) * 1992-05-20 1994-04-05 Chair
US6386634B1 (en) 1992-06-15 2002-05-14 Herman Miller, Inc. Office chair
US6059368A (en) 1992-06-15 2000-05-09 Herman Miller, Inc. Office chair
US6726286B2 (en) 1992-06-15 2004-04-27 Herman Miller, Inc. Seating structure having a fabric with a weave pattern
USD343317S (en) 1992-06-24 1994-01-18 Omni Products Int'l Inc. Chairback
US5277475A (en) 1992-07-15 1994-01-11 Engineered Components, Inc. One piece back support for a chair
US5380063A (en) 1992-08-18 1995-01-10 Dauphin Entwicklungs- U. Beteiligungs-Gmbh Chair with seat depth adjustment
US5518294A (en) 1993-04-05 1996-05-21 Ligon Brothers Manufacturing Company Variable apex back support
US5299851A (en) 1993-05-19 1994-04-05 Lin Kuen Yuan Adjustable cushion assembly for a chair
US5498065A (en) 1993-06-28 1996-03-12 Effezeta S.R.L. Office armchair body which can be dismantled
US5791736A (en) 1993-08-31 1998-08-11 Heygarth South Pty. Ltd. Ergonomic seating apparatus with inclined femoral portion
US5582459A (en) 1993-09-30 1996-12-10 Itoki Crebio Corporation Chair having tiltable seat back
US5474360A (en) 1993-10-06 1995-12-12 Chang; Chung L. Seatback recliner mechanism
US5405188A (en) 1993-10-21 1995-04-11 Mdt Corporation Mechanical chair
USD360538S (en) * 1994-03-01 1995-07-25 Victor Stanley, Inc. Bench
US5664835A (en) * 1994-03-25 1997-09-09 Peter Roeder Chair
USD384511S (en) 1994-05-11 1997-10-07 Syroco, Inc. Dining chair
USD363844S (en) 1994-06-01 1995-11-07 Sunbeam Corporation Chair back
US5577807A (en) 1994-06-09 1996-11-26 Steelcase Inc. Adjustable chair actuator
US5810438A (en) 1994-06-13 1998-09-22 Herman Miller, Inc. One piece molded seating structure
US5597203A (en) 1994-06-14 1997-01-28 Board Of Trustees Operating Michigan State University Seat with biomechanical articulation
US5590932A (en) 1994-11-07 1997-01-07 Fisher Dynamics Corporation Anti-chuck seat recliner
US5573302A (en) 1994-11-08 1996-11-12 Harrison; Patrick N. Lower back support
US5630647A (en) 1995-02-17 1997-05-20 Steelcase Inc. Tension adjustment mechanism for chairs
US5904397A (en) 1995-05-02 1999-05-18 Hag A/S Seating unit comprising two adjacent, pivotal support elements
US5577811A (en) 1995-06-07 1996-11-26 Hon Industries Inc. Ergonomic chair
US5575534A (en) 1995-06-16 1996-11-19 Institute Of Occupational Safety And Health, Council Of Labor Affairs Work chair
DE19526437A1 (en) 1995-07-20 1997-01-23 Desanta Chair, in particular linking chair
US5662383A (en) 1995-08-11 1997-09-02 Bemis Manufacturing Company Apparatus for attaching fabric to a chair frame
US6027171A (en) 1995-11-27 2000-02-22 Lear Corporation Automotive modular seat frame assembly
US5769500A (en) 1996-02-01 1998-06-23 Tropitone Furniture Co., Inc. Furniture and method of assembly
US5826944A (en) 1996-03-19 1998-10-27 Bertrand Faure Sitztechnik Gmbh & Co. Kg Connector formation between seat areas of a motor vehicle seat
US5683142A (en) 1996-06-20 1997-11-04 Krueger International, Inc. Mounting assembly for chair back
US5863094A (en) 1996-06-24 1999-01-26 Yoe Institute Co., Ltd. Saddle for bicycle
US6019428A (en) 1996-07-19 2000-02-01 Cascade Engineering Seat bolster adjustment assembly
US5938284A (en) 1996-07-19 1999-08-17 Cascade Engineering, Inc. Seat bolster adjustment assembly
US5716099A (en) 1996-08-14 1998-02-10 Novimex Fashion Ltd. Chair with split reclining seat
US5762403A (en) 1996-11-13 1998-06-09 Woodard, Inc. Sling type furniture product
US6394548B1 (en) 1997-10-24 2002-05-28 Steelcase Development Corporation Seating unit with novel seat construction
US5871258A (en) 1997-10-24 1999-02-16 Steelcase Inc. Chair with novel seat construction
US6231125B1 (en) 1997-12-26 2001-05-15 Ts Tech Co., Ltd. Seat with resilient sheet-formed seat cushion
US6186594B1 (en) 1998-04-07 2001-02-13 Corporation De L'ecole Polytechnique Flexible contour wheelchair backrest
US6164726A (en) 1998-04-22 2000-12-26 Reeves; Christina M. Folding chair
US6139110A (en) 1998-08-05 2000-10-31 Berkeley Products, Inc. Reinforced cantilever bench
USD415626S (en) * 1998-09-28 1999-10-26 Euro United Corporation Stackable chair
USD413452S (en) * 1998-10-26 1999-09-07 Euro United Corporation Chair with straight slats on back
USD420824S (en) 1999-04-22 2000-02-22 Chair
USD420522S (en) * 1999-05-13 2000-02-15 Euro United Corporation Stackable chair
USD431922S (en) 1999-05-17 2000-10-17 Grosfillex Sarl Armchair
USD430975S (en) 1999-05-17 2000-09-19 Grosfillex Sarl Armchair
US6386638B1 (en) 1999-05-27 2002-05-14 Tcg Unitech Aktiengesellschaft Seat back for a vehicle
US6523898B1 (en) 1999-06-17 2003-02-25 Steelcase Development Corporation Chair construction
US20050093354A1 (en) 1999-06-17 2005-05-05 Ball Douglas C. Back construction for seating unit
US20070057549A1 (en) 1999-06-17 2007-03-15 Ball Douglas C Back construction for seating unit
US6698833B2 (en) 1999-06-17 2004-03-02 Steelcase Development Corporation Chair construction
US6913315B2 (en) * 1999-06-17 2005-07-05 Steelcase Development Corporation Chair construction
USD443430S1 (en) 1999-08-04 2001-06-12 R. Jett Anderson Chair
USD437134S1 (en) 1999-08-04 2001-02-06 R. Jett Anderson Multi-position chair
US6712427B1 (en) 1999-11-24 2004-03-30 Schukra-Geratebau Gesmbh Lumbar support member
US6969115B2 (en) 1999-11-24 2005-11-29 Schukra Geratebau Ag Lumbar support member
US6758528B2 (en) 1999-12-28 2004-07-06 Asahi Gomu Kako Co., Ltd. Cushion structure manufacturing method and apparatus of the same
US6378944B1 (en) 2000-03-29 2002-04-30 Koenig + Neurath Ag Seat and/or back of seat cover for a chair
US6419318B1 (en) 2000-04-11 2002-07-16 United Chair Company, Inc. Chair having an adjustable lumbar mechanism
US6499802B2 (en) 2000-05-16 2002-12-31 Art Design International Inc. Articulated seat
USD456160S1 (en) 2000-05-22 2002-04-30 Herman Miller, Inc. Chair
US6955402B2 (en) 2000-05-22 2005-10-18 Herman Miller Inc. Office chair
USD449172S1 (en) 2000-05-22 2001-10-16 Herman Miller, Inc. Chair
USD456650S1 (en) * 2000-05-25 2002-05-07 Steelcase Development Corporation Chair component
USD457739S1 (en) * 2000-05-25 2002-05-28 Steelcase Development Corporation Chair
USD456159S1 (en) * 2000-05-25 2002-04-30 Steelcase Development Corporation Chair
USD457023S1 (en) * 2000-05-25 2002-05-14 Steelcase Development Corporation Chair component
US6439665B1 (en) 2000-06-09 2002-08-27 Stylex Ergonomic chair with mesh seat and back
US6409268B1 (en) 2000-06-09 2002-06-25 Stylex, Inc. Flexible chair back
USD459923S1 (en) * 2000-06-19 2002-07-09 Global Total Office Chair
US6755467B1 (en) * 2000-06-20 2004-06-29 Global Total Office Conformable backrest for a chair
US6688687B2 (en) * 2000-06-20 2004-02-10 Global Total Office Backrest with adjustable lumbar support
US6378942B1 (en) * 2000-06-20 2002-04-30 Global Total Office Backrest with adjustable lumbar support
US20020003371A1 (en) 2000-07-06 2002-01-10 Werner Link Back of a chair
US6511562B1 (en) 2000-09-06 2003-01-28 Dahti, Inc. Bonding strip for load bearing fabric
US6540950B1 (en) 2000-09-20 2003-04-01 Dahti, Inc. Carrier and attachment method for load bearing fabric
US6899398B2 (en) 2000-09-20 2005-05-31 Dahti, Inc. Carrier and attachment method for load-bearing fabric
US7096549B2 (en) 2000-09-20 2006-08-29 Dahti, Inc. Carrier and attachment method for load-bearing fabric
US6966606B2 (en) 2000-09-20 2005-11-22 Dahti, Inc. Carrier and attachment method for load bearing fabric
US6908159B2 (en) 2000-09-28 2005-06-21 Formway Furniture Limited Seat for a reclining office chair
US6669301B1 (en) 2000-11-28 2003-12-30 Steelcase Development Corporation Furniture article having panel and integral perimeter frame
US20020140276A1 (en) * 2000-11-28 2002-10-03 Funk Nancy A. Method of manufacturing furniture article
US6842959B2 (en) 2001-01-25 2005-01-18 Dahti, Inc. Load bearing fabric attachment and associated method
US7159293B2 (en) 2001-01-25 2007-01-09 Dahti, Inc. Load bearing fabric attachment and associated method
US6688690B2 (en) 2001-01-25 2004-02-10 Jsj Seating Company Texas, L.P. Office chair
US6725523B2 (en) 2001-02-14 2004-04-27 Jolly Wood Sdn Bhd Knockdown chair
US7032971B2 (en) * 2001-03-14 2006-04-25 David Nicholas Lewis Williams Seat backs
US6839950B2 (en) 2001-05-21 2005-01-11 Hickory Springs Manufacturing Company Frame assembly for modular furniture and method of assembling the same
US6422650B1 (en) 2001-06-06 2002-07-23 The E Chair Company Seat pad adjusting structure of a chair
US6669292B2 (en) 2001-06-15 2003-12-30 Hon Technology Inc. Ergonomic chair
US20020195863A1 (en) 2001-06-25 2002-12-26 Tung-Hua Su Chair backrest with ventilating function
US6983997B2 (en) 2001-06-29 2006-01-10 Haworth, Inc. Chair having a suspension seat assembly
US7270378B2 (en) 2001-06-29 2007-09-18 Haworth, Inc. Chair having a suspension seat assembly
US6890030B2 (en) 2001-07-31 2005-05-10 Haworth, Inc. Chair having a seat with adjustable front edge
US6918633B2 (en) 2001-09-07 2005-07-19 Brose Fahrzeugteile Gmbh & Co Kg, Coburg Support element for upholstering on a vehicle seat
USD469619S1 (en) 2001-10-09 2003-02-04 Landscape Forms, Inc. Seat
USD470669S1 (en) 2001-10-09 2003-02-25 Landscape Forms, Inc. Seat
USD461079S1 (en) * 2001-10-30 2002-08-06 Office Impact Llc Chair back rest
USD463174S1 (en) * 2001-11-30 2002-09-24 First Source Furniture Group, Llc Chair
US6619749B2 (en) 2001-12-11 2003-09-16 Scott Willy Ready-to-assemble articles of furniture
US6811218B2 (en) 2001-12-14 2004-11-02 Kimball International, Inc. Chair with conforming seat
US6550866B1 (en) 2002-01-24 2003-04-22 Tung-Hua Su Chair backrest with ventilating function
US6739671B2 (en) 2002-02-01 2004-05-25 Petra Italia S.A.S. Di Marina Bordo & C. Vehicle seat
US7841666B2 (en) 2002-02-13 2010-11-30 Herman Miller, Inc. Back support structure
US6715839B2 (en) 2002-05-07 2004-04-06 Lafuma, Sa Device for locating and attaching fabric to receiving furnishing, furniture and seat structures
US7367629B2 (en) 2002-05-15 2008-05-06 Intier Automotive Inc. Adjustable attachment and tensioning assembly for the suspension of a seat assembly
US6942300B2 (en) 2002-07-23 2005-09-13 Okamura Corporation Structure for mounting a net member to a frame for a seat or backrest of a chair
US20040245840A1 (en) 2002-09-12 2004-12-09 Tubergen Renard G. Seating with comfort surface
US7128373B2 (en) 2002-09-27 2006-10-31 Dow Global Technologies, Inc. Seating system and method of forming same
US6752464B1 (en) 2003-02-26 2004-06-22 Shin Yeh Enterprise Co., Ltd. Modular furniture frame
US7097247B2 (en) 2003-06-05 2006-08-29 Steelcase Development Corporation Seating unit with adjustable lumbar device
US20040262975A1 (en) 2003-06-27 2004-12-30 Tung-Hua Su Backrest assembly
US7252339B2 (en) 2003-09-15 2007-08-07 Larry Owens Bracket furniture components
USD510671S1 (en) 2003-11-25 2005-10-18 Yao-Chuan Wu Backrest frame of a chair
US20070267912A1 (en) 2003-12-02 2007-11-22 J. R. Britton & Associates, Inc. Molded Wood Flake Article with Integral Flexible Spring Member
US7216933B2 (en) * 2004-02-21 2007-05-15 Armin Sander Backrest, particularly for an office chair
US20050200189A1 (en) 2004-03-12 2005-09-15 Richard Schultz Interior weld and improved sling
US6991285B1 (en) 2004-03-17 2006-01-31 Hemenway Michael S Reversible seatback for a vehicle
USD506629S1 (en) 2004-03-26 2005-06-28 Hni Technologies Inc. Chair back
US6971717B1 (en) * 2004-06-17 2005-12-06 Iwi Ltd. Backrest
US20060006715A1 (en) 2004-07-08 2006-01-12 Chadwick Donald T Office chair
US20070257531A1 (en) 2004-09-29 2007-11-08 Ts Tech Co., Ltd. Clip for Hanging and Fixing Trim Cover
US7331633B2 (en) 2004-11-29 2008-02-19 Cosco Management, Inc. Juvenile vehicle seat with quick-connect backrest
USD509975S1 (en) 2004-12-29 2005-09-27 Oasyschair Co., Ltd. Chair back
US7131694B1 (en) 2005-04-29 2006-11-07 Buffa John A Adjustable lumbar support for vehicle seat
US20070057548A1 (en) 2005-04-29 2007-03-15 Buffa John A Adjustable Lumbar Support for Vehicle Seat
US20070035169A1 (en) 2005-07-14 2007-02-15 Henry Sawyer Portable back support for a car seat or other seat
US20070228799A1 (en) 2006-03-28 2007-10-04 Kokuyo Furniture Co., Ltd. Chair
USD544720S1 (en) * 2006-04-06 2007-06-19 Vicente Berbegal Perez Chair
USD553376S1 (en) * 2006-07-11 2007-10-23 Itoki Corporation Chair
US20080122284A1 (en) 2006-08-10 2008-05-29 Jui Hung Yang Supporting structure for a chair
JP2008080092A (en) 2006-08-30 2008-04-10 Itoki Corp Chair
JP2008080090A (en) 2006-08-30 2008-04-10 Itoki Corp Backrest board for chair
USD571570S1 (en) 2006-11-21 2008-06-24 Zhejiang Yongyi Furniture Co., Ltd. Swivel chair
US20080122285A1 (en) 2006-11-29 2008-05-29 Peter Lin Chair
US7604298B2 (en) 2007-06-01 2009-10-20 Steelcase Development Corporation Chair back attachment and method of assembly
USD575969S1 (en) * 2007-07-20 2008-09-02 Tung-Hua Su Chair backrest
USD575085S1 (en) * 2008-03-30 2008-08-19 Tung-Hua Su Chair backrest
USD581708S1 (en) * 2008-04-22 2008-12-02 Shu O Su Chair back
USD577521S1 (en) * 2008-04-23 2008-09-30 Tung-Hua Su Chair backrest
USD600931S1 (en) * 2008-05-26 2009-09-29 Steelcase Inc. Seating unit
USD654291S1 (en) * 2008-05-26 2012-02-21 Steelcase Inc. Seating unit
USD600952S1 (en) * 2008-05-26 2009-09-29 Steelcase Inc. Chair back
US7841664B2 (en) 2008-06-04 2010-11-30 Steelcase Inc. Chair with control system
USD654709S1 (en) * 2008-10-09 2012-02-28 Okamura Corporation Chair
USD676254S1 (en) * 2011-07-27 2013-02-19 Jianhua Yang Office chair
USD677068S1 (en) * 2011-07-28 2013-03-05 Jianhua Yang, Foshan Nanhai Lainuo Furniture Co., Ltd. Office chair
USD688055S1 (en) * 2011-09-01 2013-08-20 Flexform Industria Metalurgica Ltda Chair
USD675456S1 (en) * 2011-09-14 2013-02-05 Z-Line Designs, Inc. Task chair
USD680765S1 (en) * 2011-10-11 2013-04-30 Dauphin Entwicklungs-u.Beteiligungs-GmbH Chair
USD688061S1 (en) * 2011-10-31 2013-08-20 Okamura Corporation Chair
USD679107S1 (en) * 2012-05-16 2013-04-02 Haworth, Inc. Office chair
USD683150S1 (en) * 2012-09-20 2013-05-28 Steelcase Inc. Chair
USD688497S1 (en) * 2012-09-20 2013-08-27 Steelcase Inc. Chair
USD689314S1 (en) * 2012-09-20 2013-09-10 Steelcase Inc. Chair

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Extended European Search Report and Preliminary Opinion, European Patent Application No. 09762841.6, Jul. 22, 2011.
Written Opinion and International Search Report Issued in connection with PCT Application No. PCT/US2009/003235 dated Jan. 19, 2010.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD767321S1 (en) * 2015-08-19 2016-09-27 Yang Xingchang Chair back
USD817681S1 (en) 2017-02-01 2018-05-15 Commercial Seating Products, Inc. Chair back
USD818295S1 (en) 2017-02-01 2018-05-22 Commercial Seating Products, Inc. Chair back
USD818753S1 (en) 2017-02-01 2018-05-29 Commercial Seating Products, Inc. Chair back

Also Published As

Publication number Publication date
CN104188409A (en) 2014-12-10
CA2698242C (en) 2017-10-24
ES2388713T3 (en) 2012-10-17
US8876209B2 (en) 2014-11-04
CN102083340A (en) 2011-06-01
US20150091350A1 (en) 2015-04-02
EP2252179A2 (en) 2010-11-24
JP5906289B2 (en) 2016-04-20
AU2009258164A1 (en) 2009-12-17
US20100072799A1 (en) 2010-03-25
EP2252179A4 (en) 2011-08-24
AU2016201581B2 (en) 2017-07-13
US20170224119A1 (en) 2017-08-10
WO2009151545A2 (en) 2009-12-17
HK1202034A1 (en) 2015-09-18
USD696055S1 (en) 2013-12-24
CN102083340B (en) 2014-09-03
CA2698242A1 (en) 2009-12-17
JP2015027468A (en) 2015-02-12
AU2009258164A8 (en) 2011-07-07
WO2009151545A8 (en) 2010-09-30
JP2011520583A (en) 2011-07-21
JP5603329B2 (en) 2014-10-08
US9648956B2 (en) 2017-05-16
WO2009151545A3 (en) 2010-03-11
CN104188409B (en) 2017-07-07
EP2252179B1 (en) 2012-07-11

Similar Documents

Publication Publication Date Title
USD638231S1 (en) Seats
USD625318S1 (en) Graphical user interface for a portion of a display screen
USD710150S1 (en) Warming drawer
USD597280S1 (en) Panty
USD661135S1 (en) Pair of armrests for a chair or the like
USRE47359E1 (en) Cosmetic brush
USD615108S1 (en) Harrow member chain
USRE43754E1 (en) Sofa
USD571105S1 (en) Cosmetic brush with V-cut shaped bristles
USD656329S1 (en) Chair
USD565309S1 (en) Seating furniture
WO2009107092A3 (en) Modular supporting element to make mattresses and the like and mattresses and the like realised with such elements
USD597329S1 (en) Chair
USD604527S1 (en) Chair
USD589713S1 (en) Chair
USD593345S1 (en) Task chair backrest and armrest assembly
USD540573S1 (en) Seat and back rest for a chair
USD574620S1 (en) Chair
USD636494S1 (en) Lumbar belt
USD626719S1 (en) Compression shorts
USD572494S1 (en) Chair
USD572030S1 (en) Chair
USD571116S1 (en) Chair
USD572926S1 (en) Chair
USD580064S1 (en) Wrist support