Patent ID: 6641343
Filing Date: 2003-11-04
Classification: F16B,Y10S

Abstract:
A fastener assembly comprising:a fastener having a main body portion with an upper end terminating in an enlarged head, a threaded lower end, an outer wall and an irregularly configured inner cavity at the upper end; a removable plug having an upper end and a lower end with an enlarged head at its upper end, said plug being removably mounted in said cavity, said removable plug and said cavity having locking means associated therewith for locking said plug in said cavity; releasable locking means associated with said plug for releasing said locking means permitting removal of said plug out of said cavity, said plug enlarged head being flush with said fastener enlarged end when locked in said cavity, said cavity including an inner peripheral wall and said plug including a main body portion configured similarly to said cavity, said locking means including an annular groove extending about said wall, said locking means further including movable detent means mounted in said plug movable from a first position into said groove locking said plus in said cavity to a second position out of said groove permitting removal of said plug out of said cavity; and said releasable locking means including a spring biased detent actuator reciprocally mounted in a chamber in the main body portion of said plug, said actuator being normally biased downwardly to a position forcing said detents into said groove.