Security arrangement for deterring removal of a nut or bolt

Details Security arrangement for deterring removal of a nut or bolt Security arrangement for deterring removal of a nut or bolt

1997-12-22

1999-04-06

Wilson, Neill

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Headed fastener element with nut, washer, securing means or cap

Cap over the head

411429, 411910, F16B 1900, F16B 3300

Patent

active

058908595

ABSTRACT:
A security arrangement for preventing removal of a bolt or nut threaded fastener including a shielding sleeve receiving the fastener hex portion, the threaded body passing out through a hole in a closed end in the sleeve. A socket wrench can be received in the open end and engage the hex element for wrenching. A blocking cap is received over the open end and a locking pin driven through a hole in one side of the cap, a pair of aligned holes in the sleeve end, and a blind hole extending partially into the inside of the opposite side of the blocking cap.

REFERENCES:
patent: 3519979 (1970-07-01), Bodenstein
patent: 4284300 (1981-08-01), Campbell
patent: 4611379 (1986-09-01), Heitzman
patent: 4621230 (1986-11-01), Crouch et al.
patent: 5630687 (1997-05-01), Robinson

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