EP 2820974 A1 20150107 - Chair with adjustable backrest
Title (en)
Chair with adjustable backrest
Title (de)
Sitz mit verstellbarer Rückenlehne
Title (fr)
Chaise avec dossier ajustable
Publication
Application
Priority
CN 201310282220 A 20130705
Abstract (en)
A chair with an adjustable backrest includes a backrest support (20), a seat cushion support (19), and an adjusting mechanism. The adjusting mechanism includes: a rack (9) articulated at an articulated point to the backrest support (20), wherein a rotation axis of the backrest support (20) is perpendicular to a central axis of the rack (9), and a distance from the articulated point to the rotation axis is larger than zero; a toothed block (8) engagable with the rack (9); a positioning member (3,10) fixed relative to the seat cushion support (19), the toothed block (8) is provided in the positioning member and is slidable along a first straight line, the rack (9) is provided in the positioning member (3,10) and is slidable along a second straight line parallel to the central axis of the rack (9) and perpendicular to the first straight line; and wherein a control mechanism for controlling the toothed block (8) in the positioning member (3,10).
IPC 8 full level
A47C 1/026 (2006.01)
CPC (source: CN EP)
A47C 1/025 (2013.01 - CN); A47C 1/0265 (2013.01 - EP); A47C 4/18 (2013.01 - EP)
Citation (search report)
- [XI] US 2009072592 A1 20090319 - ZHENG EDWARD [US]
- [X] US 1970480 A 19340814 - WOOD FREDERICK W
- [X] US 2962087 A 19601129 - BARECKI CHESTER J, et al
- [X] FR 2677238 A1 19921211 - TANIS [FR]
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 2820974 A1 20150107; CN 104273965 A 20150114; CN 104273965 B 20170208
DOCDB simple family (application)
EP 13184698 A 20130917; CN 201310282220 A 20130705