Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element with nut – washer – securing means or cap – Headed bolt or screw with threads and complementary nut
Patent
1989-12-08
1990-11-06
Wilson, Neill R.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Headed fastener element with nut, washer, securing means or cap
Headed bolt or screw with threads and complementary nut
411404, 411432, F16B 3708
Patent
active
049682016
ABSTRACT:
The adaptor comprises a nut (2) screwed onto the end of the connection element (1) and interacting with a two-way connector (4) adapted to ensure the connection between a screwing or unscrewing member and the connection element (1), an arrangement between the nut (2) and the connector (4) allowing the connector (4) to rotate in only one direction, and a spring insert (44) for the elastic support of the connector (4) on the end of the connection element (1).
REFERENCES:
patent: 1421792 (1922-07-01), Linden
patent: 1549041 (1925-08-01), Berg
patent: 2685812 (1954-08-01), Dmitroff
patent: 3555491 (1971-01-01), Moss
patent: 4618299 (1986-10-01), Bainbridge et al.
patent: 4648293 (1987-03-01), McCauley
Framatome
Wilson Neill R.
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