EP 2389840 A1 20111130 - Chair adjustment structure
Title (en)
Chair adjustment structure
Title (de)
Stuhlanpassungsstruktur
Title (fr)
Structure de réglage de chaise
Publication
Application
Priority
TW 99117493 A 20100531
Abstract (en)
A chair adjustment structure (20) includes a base member (30), a top cover (40) pivotally connected to the base member (30), a spring member (50) connected between the base member (30) and the top cover (40), and a back bracket (60) pivotally connected to the base member (30) and the top cover (40). Therefore, when the user sits on the seat pad of the chair, the back bracket (60) is forced to pivot the top cover to (40) provide the user with sitting comfort.
IPC 8 full level
A47C 1/032 (2006.01)
CPC (source: EP US)
A47C 1/03238 (2013.01 - EP); A47C 1/03255 (2013.01 - EP); A47C 1/03266 (2013.01 - EP US); A47C 1/03272 (2013.01 - EP US); A47C 1/03274 (2018.07 - EP US); A47C 1/03279 (2018.07 - EP US); A47C 3/30 (2013.01 - EP)
Citation (search report)
- [X] WO 2007124609 A2 20071108 - VITRA PATENTE AG [CH], et al
- [X] EP 1911371 A1 20080416 - INTERSTUHL BUEROMOEBEL GMBH [DE]
- [X] WO 2005120291 A1 20051222 - VITRA PATENTE AG [CH], et al
- [X] WO 2008124071 A1 20081016 - L & P PROPERTY MANAGEMENT CO [US]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2389840 A1 20111130; EP 2389840 B1 20130717; JP 3169561 U 20110804; TW 201141422 A 20111201; TW I461167 B 20141121
DOCDB simple family (application)
EP 11164564 A 20110503; JP 2011002930 U 20110525; TW 99117493 A 20100531