Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Impact driven fastener – e.g. – nail – spike – tack – etc. – Multiple prong – e.g. – nailing plate – staple – etc.
Patent
1993-09-20
1995-02-28
Wilson, Neill R.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Impact driven fastener, e.g., nail, spike, tack, etc.
Multiple prong, e.g., nailing plate, staple, etc.
411480, 411920, 174159, F16B 1500, F16B 1502
Patent
active
053931840
ABSTRACT:
A self-retaining staple construction is provided having a retainer bridge from which extend a pair of spaced, sharp pointed staple legs which are capable of penetrating a structure. The staple is provided with opposed inwardly directed retainer projections which permit assembly of the staple construction to an object and which retain the staple in assembly with the object. These retainer projections may be defined by resilient or rigid retainer members and may include an adhesive composition for securing the staple to an object.
REFERENCES:
patent: 1099320 (1914-06-01), Southgate
patent: 2323362 (1943-06-01), Weiss
patent: 2526902 (1950-10-01), Rublee
patent: 2901200 (1959-08-01), Voeks
patent: 3176945 (1965-04-01), Anderson
patent: 4114859 (1978-09-01), Stenson
patent: 4582288 (1986-04-01), Ruehl
Jackson James L.
Wilson Neill R.
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