Patent EP0308538A1 successfully refreshed from Google Patents.
EP0308538A1
Expired / Lapsed
EP
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Back support for a chair
Assignee: Christof Stoll GmbH and Co KG
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Filing: 1987-09-25
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Granted: —
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Expires: 2007-09-25
Abstract
Abstract The back support for the chair has a rest mounted on gimbals on a bearer. Provided between the bearer and the rest is a spring system which absorbs not only the sagittal movements, but also the torsional and transversal movements of the back of the user in a progressively supporting manner. <IMAGE>
Inventors
- 👤 Horst Ziegler
- 👤 Dagobert Bögle
- 👤 Michael Kläsener
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-06 16:23
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/44; A47C7/448
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2524624A
Cited
US3934930A
Cited
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