EP0954997A3 - Device for the synchronized adjustment of the position of the seat and back of a chair - Google Patents

Device for the synchronized adjustment of the position of the seat and back of a chair Download PDF

Info

Publication number
EP0954997A3
EP0954997A3 EP99108525A EP99108525A EP0954997A3 EP 0954997 A3 EP0954997 A3 EP 0954997A3 EP 99108525 A EP99108525 A EP 99108525A EP 99108525 A EP99108525 A EP 99108525A EP 0954997 A3 EP0954997 A3 EP 0954997A3
Authority
EP
European Patent Office
Prior art keywords
chair
seat
box
synchronized adjustment
supporting element
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
EP99108525A
Other languages
German (de)
French (fr)
Other versions
EP0954997A2 (en
EP0954997B1 (en
Inventor
Sergio Moreschi
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.)
Cofemo SpA
Original Assignee
Cofemo SpA
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 Cofemo SpA filed Critical Cofemo SpA
Publication of EP0954997A2 publication Critical patent/EP0954997A2/en
Publication of EP0954997A3 publication Critical patent/EP0954997A3/en
Application granted granted Critical
Publication of EP0954997B1 publication Critical patent/EP0954997B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A47C1/03238—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 peg-and-notch or pawl-and-ratchet 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
    • A47C1/03261—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
    • A47C1/03255—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

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)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Abstract

A device for the synchronized adjustment of the position of the seat and back of a chair, comprising a box-like body (2) which is adapted to support a first element (3) for supporting a seat (4) of the chair and also comprising a second supporting element (12) which is adapted to support the back (10) of the chair and is articulated to the first supporting element (3) and to the box-like body (2); the device also comprises means (20) for mutually engaging the box-like body (2) and a curved plate-like element (31) which is provided at one end of the first supporting element (3) and in which a plurality of slots (19) are formed which are adapted to engage the engagement means (20), the engagement means and the slots being arranged in a mutually staggered position, so as to allow adjustment of the back (10) in a plurality of mutually closely spaced positions.
EP99108525A 1998-05-05 1999-05-04 Device for the synchronized adjustment of the position of the seat and back of a chair Expired - Lifetime EP0954997B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1998MI000966A IT1305620B1 (en) 1998-05-05 1998-05-05 SYNCHRONISM ADJUSTMENT DEVICE OF THE SEAT SET UP OF A CHAIR
ITMI980966 1998-05-05

Publications (3)

Publication Number Publication Date
EP0954997A2 EP0954997A2 (en) 1999-11-10
EP0954997A3 true EP0954997A3 (en) 2000-11-22
EP0954997B1 EP0954997B1 (en) 2004-07-28

Family

ID=11379951

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99108525A Expired - Lifetime EP0954997B1 (en) 1998-05-05 1999-05-04 Device for the synchronized adjustment of the position of the seat and back of a chair

Country Status (3)

Country Link
EP (1) EP0954997B1 (en)
ES (1) ES2226227T3 (en)
IT (1) IT1305620B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1305620B1 (en) 1998-05-05 2001-05-09 Cofemo Spa SYNCHRONISM ADJUSTMENT DEVICE OF THE SEAT SET UP OF A CHAIR
EP1265513B1 (en) * 2000-03-24 2005-01-19 Giroflex-Entwicklungs-AG Seat and backrest assembly for seating, in particular office chairs
ITTV20030021A1 (en) * 2003-02-12 2004-08-13 O M S Spa MECHANICAL DEVICE, IN PARTICULAR FOR THE HANDLING OF THE SEAT AND BACK OF A SEAT.
ITMI20070718A1 (en) * 2007-04-06 2008-10-07 L & P Property Management Co ADJUSTMENT DEVICE FOR ADJUSTABLE AND SIMILAR CHAIRS.
WO2009127863A2 (en) * 2008-04-17 2009-10-22 Simclar Seating Technologies Limited Tilt limit and locking mechanism for a chair
PL3556252T3 (en) 2018-04-17 2020-11-16 L&P Property Management Company Tilt mechanism for a chair and chair

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1696153A (en) * 1924-08-16 1928-12-18 Bettcher Stamping & Mfg Compan Chair
DE2642739A1 (en) * 1976-09-23 1978-03-30 Stoll Kg Christof INCLINATION DEVICE FOR FURNITURE
US4384741A (en) * 1977-10-29 1983-05-24 Christof Stoll Gmbh & Co. Kg Tilting device for seating units
US4626029A (en) * 1982-10-21 1986-12-02 Protoned B.V. Work chair
EP0737431A1 (en) * 1995-04-14 1996-10-16 CO.FE.MO. S.p.A. Device to lock the oscillating support of a chair seat in various positions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1305620B1 (en) 1998-05-05 2001-05-09 Cofemo Spa SYNCHRONISM ADJUSTMENT DEVICE OF THE SEAT SET UP OF A CHAIR

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1696153A (en) * 1924-08-16 1928-12-18 Bettcher Stamping & Mfg Compan Chair
DE2642739A1 (en) * 1976-09-23 1978-03-30 Stoll Kg Christof INCLINATION DEVICE FOR FURNITURE
US4384741A (en) * 1977-10-29 1983-05-24 Christof Stoll Gmbh & Co. Kg Tilting device for seating units
US4626029A (en) * 1982-10-21 1986-12-02 Protoned B.V. Work chair
EP0737431A1 (en) * 1995-04-14 1996-10-16 CO.FE.MO. S.p.A. Device to lock the oscillating support of a chair seat in various positions

Also Published As

Publication number Publication date
IT1305620B1 (en) 2001-05-09
EP0954997A2 (en) 1999-11-10
EP0954997B1 (en) 2004-07-28
ITMI980966A1 (en) 1999-11-05
ES2226227T3 (en) 2005-03-16

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