Star fasteners

Details Star fasteners Star fasteners

1988-04-15

1990-11-27

Wilson, Neill R.

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

Impact driven fastener, e.g., nail, spike, tack, etc.

Including integral locking means

411456, 411920, F16B 1508

Patent

active

049732110

ABSTRACT:
A star shaped fastener having at least three fins radiating from a central core with the fin-included angle in a five finned embodiment being between 72 to 98 degrees which configuration reduces the fabricated material by 50% and increases the surface area by 15%-85% compared to a common round nail of equal radius.

REFERENCES:
patent: 18294 (1857-09-01), Newton
patent: 54253 (1866-05-01), Boardman
patent: 340692 (1886-04-01), Bailey
patent: 895080 (1908-08-01), Eisenreich
patent: 902935 (1908-11-01), Bricker
patent: 1001612 (1911-08-01), Bricker
patent: 1103542 (1914-07-01), Russell
patent: 1134160 (1915-04-01), Russell
patent: 1649049 (1927-11-01), Williams
patent: 2269708 (1942-01-01), Dickson
patent: 3764278 (1973-10-01), Ivanier
patent: 3969975 (1976-07-01), Krol

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