Patent ID: 6601814
Filing Date: 2003-08-05
Classification: F16C,F16M,F21V

Abstract:
A rotatable hook mount apparatus for suspending a utility light having a light guard comprising:a first locking member, said first locking member having a disk portion and a projection portion, said projection portion adapted to be attached to a light guard, said disk portion having an upper face, a lower face, and a first bore formed therethrough between said faces, said upper face of said disk portion having a first means for preventing rotation formed thereon; a disk-shaped second locking member having an upper face, a lower face, and a second bore formed therethrough between said second locking member faces, said lower face of said second locking member having a second means for preventing rotation formed thereon; a hook member having a shaft portion and a hook portion, said shaft portion being fixedly received in said second bore of said second locking member and being rotatably received in said first bore of said first locking member, said shaft portion extending beyond said lower planar face of said first locking member, including at least one projection extending from said shaft portion and received in at least one groove formed in a wall of said second bore of said second locking member; a spring member received on said shaft portion of said hook member below said lower face of said first locking member, said first bore having a larger diameter counterbore formed at said lower face and said spring member being received in said counterbore; and a retaining means attached to said shaft portion for retaining said spring member on said shaft portion, said spring member biasing said second locking member against said first locking member whereby said first and second means for preventing rotation engage and cooperate to prevent relative rotation between said first and second locking members and whereupon movement of said hook member and said second locking member away from said upper surface of said first locking member disengages said first and second means for preventing rotation to permit rotation of said hook member relative to said first locking member.