Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element with nut – washer – securing means or cap – Washer adjacent head and having a particular shape or...
Patent
1979-04-09
1981-03-24
Britts, Ramon S.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Headed fastener element with nut, washer, securing means or cap
Washer adjacent head and having a particular shape or...
411 83, 411531, 403 19, F16B 3704
Patent
active
042574668
ABSTRACT:
A device for capturing a screw or nut loosely in a recess in a plastic part. The recess has inward ridges extending longitudinally from a ring-positioning rim. A retaining ring, having indentations corresponding to the ridges, is rotated to cut through and be held securely by the ridges.
REFERENCES:
patent: 1166345 (1915-12-01), Gates
patent: 1897253 (1933-02-01), Gaubert et al.
patent: 2718155 (1955-09-01), Firth
Britts Ramon S.
Treacy David R.
U.S. Philips Corporation
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