Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Threaded fastener locked to a discreet structure – Member or portion thereof located between substructure and...
Patent
1989-05-22
1990-07-03
Lindsey, Rodney M.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Threaded fastener locked to a discreet structure
Member or portion thereof located between substructure and...
411120, 411143, 411146, 411964, F16B 3924, F16B 39282
Patent
active
049386441
ABSTRACT:
A bolt lock assembly (40) and a nut lock assembly (60) are provided that respectively include a collar member (16) that is moveable in opposite axial directions in a counterbore (12) in an object (4) and is biased outwardly therefrom by a coiled spring (20). Counterbore (12) has at least one slot (14) extending radially outwardly therefrom and collar member (16) has at least one locking member (18) extending therefrom having a portion registerable with and remaining in slot (18) and a portion adapted to engage locking surfaces on a bolt head (6) of bolt (2) or a nut (24) when collar member (16) is urged outwardly from counterbore (12) to provide the locked engagement therebetween.
REFERENCES:
patent: 424836 (1890-04-01), Thompson
patent: 531024 (1894-12-01), Dolan
patent: 900589 (1908-10-01), Ratcliffe
patent: 1532603 (1925-04-01), Russell et al.
patent: 1763505 (1930-06-01), Duffy
patent: 2151919 (1939-03-01), Jacobsen
patent: 2370223 (1945-02-01), Beuer
patent: 4534101 (1985-08-01), Rosaan, Jr.
Chrow A. E.
Eaton Corporation
Lindsey Rodney M.
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