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GB2293312B - Variable ratio synchronised chair movement - Google Patents

Variable ratio synchronised chair movement

Info

Publication number
GB2293312B
GB2293312B GB9415689A GB9415689A GB2293312B GB 2293312 B GB2293312 B GB 2293312B GB 9415689 A GB9415689 A GB 9415689A GB 9415689 A GB9415689 A GB 9415689A GB 2293312 B GB2293312 B GB 2293312B
Authority
GB
United Kingdom
Prior art keywords
synchronised
variable ratio
chair movement
chair
movement
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.)
Expired - Fee Related
Application number
GB9415689A
Other versions
GB2293312A (en
GB9415689D0 (en
Inventor
Crispin Hall
Paul Brooks
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9415689A priority Critical patent/GB2293312B/en
Publication of GB9415689D0 publication Critical patent/GB9415689D0/en
Publication of GB2293312A publication Critical patent/GB2293312A/en
Application granted granted Critical
Publication of GB2293312B publication Critical patent/GB2293312B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A47C1/03255—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
    • A47C1/03288—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with resilient blocks
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03294—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest slidingly movable in the base frame, e.g. by rollers

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
GB9415689A 1994-08-03 1994-08-03 Variable ratio synchronised chair movement Expired - Fee Related GB2293312B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9415689A GB2293312B (en) 1994-08-03 1994-08-03 Variable ratio synchronised chair movement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9415689A GB2293312B (en) 1994-08-03 1994-08-03 Variable ratio synchronised chair movement

Publications (3)

Publication Number Publication Date
GB9415689D0 GB9415689D0 (en) 1994-09-21
GB2293312A GB2293312A (en) 1996-03-27
GB2293312B true GB2293312B (en) 1999-01-20

Family

ID=10759351

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9415689A Expired - Fee Related GB2293312B (en) 1994-08-03 1994-08-03 Variable ratio synchronised chair movement

Country Status (1)

Country Link
GB (1) GB2293312B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596421A (en) * 1983-01-21 1986-06-24 Pierre Schmitz Office chair
US4861106A (en) * 1987-06-24 1989-08-29 Horst Sondergeld Seat for an office chair or the like, with seat and back adjustable, especially by body weight displacement
EP0250207B1 (en) * 1986-06-16 1992-06-10 Mines & West Business Furniture Limited Improvements in and relating to adjustable chairs
IE912516A1 (en) * 1991-05-21 1993-01-27 Ashfield Eng Co Wexford Ltd A chair tilting mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596421A (en) * 1983-01-21 1986-06-24 Pierre Schmitz Office chair
EP0250207B1 (en) * 1986-06-16 1992-06-10 Mines & West Business Furniture Limited Improvements in and relating to adjustable chairs
US4861106A (en) * 1987-06-24 1989-08-29 Horst Sondergeld Seat for an office chair or the like, with seat and back adjustable, especially by body weight displacement
IE912516A1 (en) * 1991-05-21 1993-01-27 Ashfield Eng Co Wexford Ltd A chair tilting mechanism

Also Published As

Publication number Publication date
GB2293312A (en) 1996-03-27
GB9415689D0 (en) 1994-09-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020803