초록

A skateboard comprising an elongated board and a pair of trucks mounted adjacent opposite ends of the board, each having a pair of rotatable wheels. Each truck consists of a tensile elastic suspension member and a pivot support consisting of a universally movable ball and socket joint.

대표청구항 ▼

A skateboard comprising an elongated board, a pair of trucks mounted to said board adjacent opposite ends thereof, each truck having a pair of rotatable wheels, said truck comprising a tensile elastic suspension assembly and a pivot support member, said pivot support member consisting of a universal

A skateboard comprising an elongated board, a pair of trucks mounted to said board adjacent opposite ends thereof, each truck having a pair of rotatable wheels, said truck comprising a tensile elastic suspension assembly and a pivot support member, said pivot support member consisting of a universally moveble ball and socket joint, said truck formed by a pair of complementary truck sections formed of sheet metal, one of said truck sections being of Y-shaped cross section and including an axle support portion formed by the stem of the Y and angularly disposed leg sections, a second complementary truck section of V-shaped cross section and of a predetermined configuration to fit and lie between the legs of said first truck section, said truck sections being connected by welding and being provided with stiffening ribs, means defining a groove-type recess in said axle within which the legs of the second truck section engage thereby to center the axle in the axle support portion, said pivot support comprising a ball head having a depending cylindrical pin which seats in a pocket formed by the arcuately shaped projections in one leg of the first and second truck sections, said ball head engaging a spherical cup formed in a complementary shaped portion of the base plate.