B - Operations – Transporting – 62 – D
Patent
B - Operations, Transporting
62
D
B62D 53/08 (2006.01) B62D 13/02 (2006.01)
Patent
CA 2340179
A coupling arrangement between a trailer and a pulling vehicle wherein the pulling vehicle comprises first coupling plate on which the corresponding second coupling plate of said trailer is placed for obtaining locked coupling, said plates having low friction surfaces allowing said second plate to rotate on said first plate, said plates further being locked to each other by a vertical pin fixed to said second coupling plate wherein the first coupling plate comprises an open groove for said pin to get the locking position in the end of said groove, said coupling arrangement further comprising: a movable locking part fixed to said second plate and being able by means of a spring to move into the groove of said first coupling plate when said plates are rotating in relation to each other, wherein said locking part locating in said groove is locking said plates unrotatable, and for turning the steering wheels of said trailer said second coupling plate is arranged to rotate on said first coupling plate, and by means of turning angle of said second coupling plate or of a vertical axle fixed thereto, the wheels of said trailer is turned.
Al-Jon Manufacturing Llc
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Patria Vammas Oy
LandOfFree
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