EP 1545725 A1 20050629 - SELF-PROPELLED WHEEL BOARD
Title (en)
SELF-PROPELLED WHEEL BOARD
Title (de)
BRETT MIT RADANTRIEB
Title (fr)
PLANCHE A ROUE A PROPULSION
Publication
Application
Priority
- FR 0302861 W 20030930
- FR 0212142 A 20021001
Abstract (en)
[origin: WO2004030774A1] The invention concerns a wheel board comprising a wheel (2) of diameter ranging between 0.2 and 0.6 m mounted on a free wheel (21), supported on an axle (3) located on a pivoting arm (4) vertically arranged on the board (1), and mounted free-wheel and driven by a sprocket (17) around which is wound a strip (11) which is fixed to said sprocket (17) through one first end and which is linked to the board through its second end, said sprocket (17) being provided with a return device (19) so that, when the board (1) is not loaded, the central wheel (2) is in low position relative to said board (1) and said strip (11) is wound around the sprocket (17) driving the wheel.
IPC 1-7
IPC 8 full level
A63C 17/12 (2006.01)
CPC (source: EP US)
A63C 17/12 (2013.01 - EP US)
Citation (search report)
See references of WO 2004030774A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
FR 2845009 A1 20040402; FR 2845009 B1 20041119; AU 2003286205 A1 20040423; EP 1545725 A1 20050629; US 2006012141 A1 20060119; US 7172044 B2 20070206; WO 2004030774 A1 20040415
DOCDB simple family (application)
FR 0212142 A 20021001; AU 2003286205 A 20030930; EP 03776946 A 20030930; FR 0302861 W 20030930; US 52987505 A 20050401