Patent ID: 7552684

Claim:
A remote-controlled vehicle ( 1 ) intended to be mounted on a support ( 2 ) and capable to clear an obstacle ( 3 ) on the support ( 2 ), the vehicle ( 1 ) comprising: a first frame ( 7 ); a second frame ( 20 ) movably mounted on the first frame ( 7 ); a first motor means connected between the first and second frames ( 7 , 20 ) for longitudinally displacing the frames ( 7 , 20 ) one with respect to the other between a compact position where the frames ( 7 , 20 ) are superimposed one over the other and an extended position where the frames ( 7 , 20 ) are moved away from one another; at least one articulated arm ( 12 ) movably mounted on the first frame ( 7 ); at least one wheel ( 4 ) mounted on the articulated arm ( 12 ) for holding the vehicle ( 1 ) onto the support ( 2 ), said at least one wheel ( 4 ) being a motorized traction wheel capable of displacing the vehicle ( 1 ) along the support ( 2 ); attachment means ( 15 ) cooperating with said at least one wheel ( 4 ) and being capable of holding said wheel ( 4 ) on the support ( 2 ); a second motor means connected between the first frame ( 7 ) and the articulated arm ( 12 ) for vertically displacing and pivoting the articulated arm ( 12 ) with respect to the first frame ( 7 ) so as to displace said at least one wheel ( 4 ) with respect to the support ( 2 ) between a removed position where said at least one wheel ( 4 ) is taken off from the support ( 2 ) and a support position where said at least one wheel ( 4 ) is mounted on the support ( 2 ); at least one temporary support arm ( 22 ) movably mounted on the second frame ( 20 ), said at least one arm having a holding means ( 6 ) of the support ( 2 ), being capable of holding the vehicle ( 1 ) on the support ( 2 ); and a third motor means connected between the second frame ( 20 ) and the temporary support arm ( 22 ) for displacing vertically the temporary support arm ( 22 ) so as to raise and lower the holding means ( 6 ) between a high position where the holding means ( 6 ) is hanged on the support ( 2 ) and a lower position where the holding means ( 6 ) is taken off from the support ( 2 ).