Fastener element

Details Fastener element Fastener element

1986-01-16

1987-03-31

Perham, Alfred C.

Static structures (e.g., buildings)

Processes

Requiring soil work

411399, 411412, 411413, F16B 3506, F16B 2300, E04B 100

Patent

active

046532447

ABSTRACT:
A fastener for use in securing wallboard such as drywall to a supporting structure includes a shank having a bugle head at one end and a tapered point at an opposite end, an annular ring flange and anti-clockwise threads disposed on the shank adjacent the head portion to auger and recompact particulate material which exhausts from the tapping threads during insertion of the fastener, and to tuck the outer sheeting layer evenly beneath the bugle head of the fastener.

REFERENCES:
patent: Re28111 (1974-08-01), Laverty
patent: 1175665 (1916-03-01), Sweet
patent: 2633049 (1953-03-01), Anderson
patent: 3177755 (1965-04-01), Kahn
patent: 3478639 (1969-11-01), Gruca
patent: 3703843 (1972-11-01), Laverty
patent: 3861269 (1975-01-01), Laverty
patent: 3942405 (1976-03-01), Wagner
Construction Dimensions Magazine, Nov. 1985 advertisement of John Wagner Associates, Inc. (two pages).

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