US Patent 7854053 Method of attaching a ball lock pin

A method of attaching a ball lock pin. A bushing assembly is inserted in a first object such that an outer surface of the bushing assembly is received within the first object. A plurality of locking balls disposed on a shaft of the ball lock pin is inserted into the bushing assembly. The plurality of locking balls is outwardly urged to engage a first engagement portion of an inner surface of the bushing assembly.