EP 2070445 B1 20101020 - Device to adjust the spring force of an office chair
Title (en)
Device to adjust the spring force of an office chair
Title (de)
Vorrichtung zur Federkraftverstellung bei einem Bürostuhl
Title (fr)
Dispositif destiné au réglage de la force de ressort d'un siège de bureau
Publication
Application
Priority
DE 102007059985 A 20071211
Abstract (en)
[origin: EP2070445A1] The device has a detent bearing with detent recesses for an articulation axle of a spring (70). A sun gear, a hollow wheel and a slide bearing are coupled with a hand wheel and a drive axle such that the sun gear, the hollow wheel and the slide bearing are driven until the articulation axle is disengaged from one of the recesses, and the sun gear, a planet wheel and a pivoted lever are driven until the articulation axle is adjusted and engaged in the adjacent recess during the actuation of the hand wheel and the drive axle.
IPC 8 full level
A47C 1/032 (2006.01)
CPC (source: EP US)
A47C 1/03255 (2013.01 - EP); A47C 1/03266 (2013.01 - EP US); A47C 1/03272 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 2070445 A1 20090617; EP 2070445 B1 20101020; AT E484980 T1 20101115; DE 102007059985 B3 20090409; ES 2355006 T3 20110322
DOCDB simple family (application)
EP 08020663 A 20081127; AT 08020663 T 20081127; DE 102007059985 A 20071211; ES 08020663 T 20081127