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Current content: 156 511 693 patent documents

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200 241 new documents added

1 026 356 documents amended

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EP 0279354 B1 19920415 - ADJUSTABLE BACKREST

Title (en)

ADJUSTABLE BACKREST

Publication

EP 0279354 B1 19920415 (DE)

Application

EP 88101995 A 19880211

Priority

DE 8702174 U 19870212

Abstract (en)

[origin: US4810033A] Disclosed is an adjustable chair backrest having a frame and deformable material covering one side of the frame. A pressure having a rigid lower portion and an elastically deformable upper portion is mounted on a cam. The plate and cam pivot about an axis in response to rotation of a spindle to cause outward movement of the deformable material.

IPC 1-7

A47C 7/46

IPC 8 full level

A47C 7/46 (2006.01)

CPC (source: EP US)

A47C 7/462 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

US 4810033 A 19890307; AT E74726 T1 19920515; DE 3869992 D1 19920521; DE 8702174 U1 19870430; EP 0279354 A1 19880824; EP 0279354 B1 19920415

DOCDB simple family (application)

US 15494488 A 19880211; AT 88101995 T 19880211; DE 3869992 T 19880211; DE 8702174 U 19870212; EP 88101995 A 19880211