Patent ID: 6786669
Filing Date: 2004-09-07
Classification: B64G,F16B,Y10S,Y10T

Abstract:
A positive lock pin for locking a plurality of objects together, comprising:a handle portion; a handle housing in communication with said handle portion; a shaft member located within said handle housing, said shaft member having at least one recess formed therein, wherein said shaft member is also rotatable to bring said at least one recess into communication with said at least one ball retention mechanism, and wherein said shaft member urges said at least one ball retention mechanism outwardly when the pin is in said locked position and said at least one ball retention mechanism engages said at least one shaft member recess when the pin is in said unlocked position; and at least one ball retention mechanism disposed within said handle housing and in communication with said shaft member, said at least one ball retention mechanism being in communication with an opening formed in said handle housing and being moveable between a locked position where an outermost portion of said at least one ball retention mechanism extends outwardly from said opening and an unlocked position wherein said outermost portion of said at least one ball retention mechanism does not extend outwardly from said opening and a base portion of said at least one ball retention mechanism is received in said at lease one recess; said at least one ball retention mechanism being moveable between said locked position and said unlocked position by reciprocal movement of said shaft member; and a horizontal pin secured to an upper end of said shaft member, wherein said handle housing has at least one groove formed therein in communication with said horizontal pin to effectuate rotation of said shaft member so as to move said at least one recess into and out of communication with said at least one ball retention mechanism.