EP 0384499 A1 19900829 - Wheelchair.
Title (en)
Wheelchair.
Title (de)
Rollstuhl.
Title (fr)
Fauteuil roulant.
Publication
Application
Priority
NL 8900141 A 19890120
Abstract (en)
In providing wheelchairs (1) with a central suspension, which comprises a funicular quadrangle and parallelogram hinges, less effort is needed to adjust the position of the chair (1) with respect to the chassis and (2), moreover, the danger of tumbling is considerably reduced.
IPC 1-7
IPC 8 full level
CPC (source: EP)
A61G 5/08 (2013.01); A61G 5/0816 (2016.10); A61G 5/0866 (2016.10); A61G 5/1054 (2016.10); A61G 5/1078 (2016.10); A61G 5/1067 (2013.01); A61G 5/1075 (2013.01)
Citation (search report)
- [A] WO 8604230 A1 19860731 - SCANIAINVENTOR AB [SE]
- [A] US 4614246 A 19860930 - MASSE JAMES H [US], et al
- [A] US 4553770 A 19851119 - LYMAN ROGER T [US]
- [A] DE 2700899 A1 19780713 - HILLE INT LTD
- [AD] WO 8402647 A1 19840719 - LEMERCIER DANIEL [NL], et al
Designated contracting state (EPC)
DE FR GB NL
DOCDB simple family (publication)
EP 0384499 A1 19900829; EP 0384499 B1 19930303; DE 69000980 D1 19930408; DE 69000980 T2 19930729; NL 8900141 A 19900816
DOCDB simple family (application)
EP 90200136 A 19900119; DE 69000980 T 19900119; NL 8900141 A 19890120