EP 2233043 A1 20100929 - CHAIR
Title (en)
CHAIR
Title (de)
STUHL
Title (fr)
FAUTEUIL
Publication
Application
Priority
- JP 2008064033 W 20080805
- JP 2008007401 A 20080116
- JP 2008007398 A 20080116
Abstract (en)
A chair includes: a back support post 6 for supporting a backrest 7 and capable of tilting back; a support base portion 3 on which a portion near a lower end portion of the back support post 6 is pivoted; and a coil spring 911 disposed between the back support post 6 and the support base portion 3 to generate a reaction force as the back support post 6 tilts back, wherein the back support post 6 includes a pair of left and right lower back frame main bodies 621 disposed on outer sides of opposite side faces of the support base portion 3 and a rigid connection shaft 622 rigidly connecting lower end portions of the pair of lower back frame main bodies 621 to bias the coil spring 911 in such a direction as to accumulate resilience in tilting back of the back support post 6 and the rigid connection shaft 622 is disposed below a lower face of the support base portion 3.
IPC 8 full level
A47C 1/024 (2006.01); A47C 3/026 (2006.01); A47C 7/44 (2006.01)
CPC (source: EP US)
A47C 1/03255 (2013.01 - EP US); A47C 1/03266 (2013.01 - EP US); A47C 1/03272 (2013.01 - EP US); A47C 1/03279 (2018.07 - EP US); A47C 1/03294 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE 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
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
WO 2009090769 A1 20090723; EP 2233043 A1 20100929; EP 2233043 A4 20111019; EP 2233044 A1 20100929; JP 2009165659 A 20090730; JP 2009165662 A 20090730; JP 5347141 B2 20131120; JP 5347142 B2 20131120; US 2010244521 A1 20100930; WO 2009090770 A1 20090723
DOCDB simple family (application)
JP 2008064032 W 20080805; EP 08870697 A 20080805; EP 08870933 A 20080805; JP 2008007398 A 20080116; JP 2008007401 A 20080116; JP 2008064033 W 20080805; US 73497808 A 20080805