Patent ID: 7490845

Claim:
A fifth wheel assembly comprising: i. a hitch plate with a mounting pin hole; ii. a mounting bracket for supporting said hitch plate, said mounting bracket having a first corresponding mounting pin hole, said first corresponding mounting pin hole corresponding to said mounting pin hole; iii. a riser adaptation with a second corresponding mounting pin hole, said second corresponding mounting pin hole correspond to said mounting pin hole, and said riser adaption having a generally arcuate ramp starting in the same plane as said second corresponding mounting pin hole and rising away from said hitch plate along the periphery of said second corresponding mounting pin hole; and iv. a winged mounting pin connecting said hitch plate to said mounting bracket by passing through said second corresponding mounting pin hole, said first corresponding mounting pin hole, and said mounting pin hole, wherein rotating said mounting pin causes the wing of said pin to traverse said ramp, displacing said mounting pin away from and out of said fifth wheel assembly.