ATE354992T1 - SYNCHRONOUS MECHANICS FOR OFFICE CHAIRS - Google Patents
SYNCHRONOUS MECHANICS FOR OFFICE CHAIRSInfo
- Publication number
- ATE354992T1 ATE354992T1 AT04025029T AT04025029T ATE354992T1 AT E354992 T1 ATE354992 T1 AT E354992T1 AT 04025029 T AT04025029 T AT 04025029T AT 04025029 T AT04025029 T AT 04025029T AT E354992 T1 ATE354992 T1 AT E354992T1
- Authority
- AT
- Austria
- Prior art keywords
- bearings
- cam
- spring
- office chairs
- mechanics
- Prior art date
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
- A47C1/03261—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
-
- 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
Abstract
Synchronizing mechanism comprises a spring arrangement (10) having an extension spring (24) arranged parallel to the sliding direction of a seat support (4) and between a bearings. Preferred Features: One or more bearings for increasing the spring length can be adjusted to adjust the pre-tension of further extension springs (22). Each adjustable bearing is formed by a receiving hook which is hinged on an cam. The cam can be rotated by an adjusting drive via a worm gear pair.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10357165A DE10357165A1 (en) | 2003-12-06 | 2003-12-06 | Synchronous mechanism for office chairs |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE354992T1 true ATE354992T1 (en) | 2006-03-15 |
Family
ID=34442488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04025029T ATE354992T1 (en) | 2003-12-06 | 2004-10-21 | SYNCHRONOUS MECHANICS FOR OFFICE CHAIRS |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1537804B1 (en) |
CN (1) | CN100569144C (en) |
AT (1) | ATE354992T1 (en) |
DE (2) | DE10357165A1 (en) |
DK (1) | DK1537804T3 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007040175B3 (en) | 2007-05-07 | 2008-06-05 | Bock 1 Gmbh & Co. Kg | Synchronism mechanism for office chair, has spring arrangement with helical spring locked in area of winding channel against spring deformation, where channel acts on latch of adjusting arrangement, and has variable engagement depths |
DE102007021782B3 (en) | 2007-05-07 | 2008-09-18 | Bock 1 Gmbh & Co. Kg | Synchronous mechanism for office chairs |
WO2010028412A1 (en) * | 2008-09-15 | 2010-03-18 | Bene Ag | Device for adjusting the pivoting resistance of a backrest |
DE102009010234A1 (en) * | 2009-02-24 | 2010-09-02 | Klöber GmbH | Synchronization mechanism for office chair, has spring lever with rotation point that is arranged in lower region of plate, where front pivotable part of spring lever is directly pressed on pressure spring |
JP5724063B2 (en) * | 2010-12-27 | 2015-05-27 | コクヨ株式会社 | Chair |
PL2725943T3 (en) * | 2011-07-01 | 2018-01-31 | L&P Property Man Co | Tilt mechanism for a chair and chair |
CN102813392A (en) * | 2012-08-16 | 2012-12-12 | 中山凯美日用品有限公司 | Angle adjusting and positioning device for chair back |
DE102014104870A1 (en) | 2014-04-04 | 2015-10-08 | Bock 1 Gmbh & Co. Kg | Mechanics for an office chair |
DE102015214297B4 (en) * | 2015-07-28 | 2023-03-23 | Stabilus Gmbh | Electrically adjustable office chair |
CN105361484B (en) * | 2015-12-01 | 2017-11-24 | 中原工学院 | A kind of timing adjustable seating |
DE102018115925A1 (en) * | 2018-07-02 | 2020-01-02 | König + Neurath AG | chair |
DE102020101033A1 (en) | 2020-01-17 | 2021-07-22 | Bock 1 Gmbh & Co. Kg | Carrier for a chair |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8401000U1 (en) * | 1984-01-14 | 1984-04-05 | Mauser Waldeck AG, 3544 Waldeck | SWIVEL CHAIR |
US5106157A (en) * | 1989-03-01 | 1992-04-21 | Herman Miller, Inc. | Chair height and tilt adjustment mechanisms |
FR2674414B1 (en) * | 1991-03-26 | 1995-05-05 | Lingranotto Ets | SYNCHRONIZED BACK SEAT AND SEAT. |
DE19640564A1 (en) * | 1996-10-01 | 1998-04-02 | Stoll Sedus Ag | Seating with reclining seat and backrest |
DE19810768B4 (en) | 1998-03-06 | 2009-09-24 | Drabert Gmbh | office chair |
DE19823632C1 (en) * | 1998-05-27 | 1999-09-30 | Roeder Peter | Office chair |
DE19922442A1 (en) * | 1999-05-07 | 2000-11-30 | Sdm Hansen Ag St Margrethen | Seat with backrest has gas compression spring with main spring and one or more additional springs selectively supporting same for biasing front bearing point of seat plate |
DE20003313U1 (en) | 2000-02-23 | 2001-07-05 | Koenig & Neurath Ag | Spring unit for weight adjustment of a chair |
CA2368923C (en) * | 2001-01-25 | 2006-03-14 | Jsj Seating Company Texas, L.P. | Office chair |
DE10125994A1 (en) | 2001-05-18 | 2002-11-21 | Bock 1 Gmbh & Co | Synchronous mechanism for a correlated movement of the seat backrest of an office chair |
DE10241562A1 (en) * | 2002-09-07 | 2004-03-18 | Bock-1 Gmbh & Co. | Synchronous mechanism for office chairs |
-
2003
- 2003-12-06 DE DE10357165A patent/DE10357165A1/en not_active Withdrawn
-
2004
- 2004-10-21 DE DE502004003024T patent/DE502004003024D1/en active Active
- 2004-10-21 DK DK04025029T patent/DK1537804T3/en active
- 2004-10-21 EP EP04025029A patent/EP1537804B1/en not_active Not-in-force
- 2004-10-21 AT AT04025029T patent/ATE354992T1/en not_active IP Right Cessation
- 2004-12-06 CN CNB2004100969420A patent/CN100569144C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1537804A1 (en) | 2005-06-08 |
CN1623471A (en) | 2005-06-08 |
DK1537804T3 (en) | 2007-06-25 |
DE502004003024D1 (en) | 2007-04-12 |
CN100569144C (en) | 2009-12-16 |
DE10357165A1 (en) | 2005-06-30 |
EP1537804B1 (en) | 2007-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |