Patent ID: 6206390
Filing Date: 2001-03-27
Classification: A63C,B62K

Abstract:
A skateboard device, said device comprising:a board for supporting a user, said board having a top surface and a bottom surface, said board having a front end and a back end;a first wheel assembly, said first wheel assembly being coupled to said bottom surface of said board, said first wheel assembly being positioned generally nearer said back end than said front end, said first wheel assembly including a pair of wheels;a second wheel assembly, said second wheel assembly being coupled to said bottom surface of said board and being positioned generally nearer said front end than said back end of said board, said second wheel assembly generally comprising an axle and a pair of wheels, said axle being adapted to pivot about an axis oriented substantially perpendicular to the bottom surface of said board;a steering assembly for altering the rotational direction of the wheels of said second wheel assembly, said steering assembly having a first end coupled to said second wheel assembly and extending away therefrom;wherein said first wheel assembly further comprises:a suspension assembly being coupled to said bottom surface of said board, said suspension assembly being positioned generally adjacent to said back end of said board;a first truck assembly being mounted to said suspension assembly;wherein said second wheel assembly further comprises:a rotation assembly comprising a fixed plate fixedly mounted to said board and a rotating plate rotatable coupled to said fixed plate;a second truck assembly being mounted to said rotating plate such that said second truck assembly may pivot with respect to said board;a biasing member for biasing said second wheel assembly into a first position such that the wheels of said second wheel assembly are generally directed in the same direction as said first wheel assembly, said biasing member having a first end and a second end, said first end being coupled to said first wheel assembly and said second end being coupled to said rotating plate; said biasing member further comprises:a pair of springs, each of said springs having a pair of ends, one of said ends of a first spring being coupled to said rotating plate, one of said ends of a second spring being coupled to said first wheel assembly;a pair of rods, each of said rods having a distal portion and a proximal portion, an external surface of said proximal portions being threaded, each of said springs being coupled to the distal portion of one of said rods; anda coupling means for removably coupling said rods together, said coupling means comprising a tubular member, said tubular member being generally hollow and having an internal surface being threaded, wherein each of said rods have a proximal portion removably inserted in an end of said tubular member.