EP 0146092 B1 19890628 - INFLATABLE OR INFLATED SEAT CUSHION
Title (en)
INFLATABLE OR INFLATED SEAT CUSHION
Publication
Application
Priority
DE 3345291 A 19831214
Abstract (en)
[origin: US4592589A] Inflatable or inflated seat cushion intended as a training or helping device mainly for sitting upright without a back rest providing as in walking for extensive free play of movement especially in the region of the pelvis and the lumbar, which activates the erecting muscular system and avoids permanent stress. The seat cushion is made of flexible material of several adjacently-arranged communicating chambers which are divided by a groove, whereby the height of the chambers decreases from the back towards the front.
IPC 1-7
IPC 8 full level
A47C 4/54 (2006.01); A47C 27/08 (2006.01); A63B 23/02 (2006.01)
CPC (source: EP US)
A47C 7/021 (2013.01 - EP US); A63B 2225/62 (2013.01 - EP US); Y10S 297/03 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0146092 A2 19850626; EP 0146092 A3 19861008; EP 0146092 B1 19890628; AT E44215 T1 19890715; DE 3345291 A1 19850620; DE 3345291 C2 19870416; DE 3478785 D1 19890803; JP H0510085 B2 19930208; JP S60145110 A 19850731; US 4592589 A 19860603
DOCDB simple family (application)
EP 84114945 A 19841207; AT 84114945 T 19841207; DE 3345291 A 19831214; DE 3478785 T 19841207; JP 26433484 A 19841214; US 70998985 A 19850311