System for fastening plies of fabric
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 17, 1992
Grant Date -
N/A
app pub date -
Feb 21, 1992
filing date -
Feb 21, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A system for fastening at least a pair of plies of fabric together utilizing a helical member having body portion of a certain pitch. The helical member also includes a sharpened tip and an end portion with a loop which lies in a plane which intersects the helical path of the helical member. A tool constructed with a gripping portion and a hollow portion connected to the same is employed to turn the helical member through the adjacent plies of fabric. The hollow portion is provided with a helical surface which is intended to contact the helical member. The pitch of the helical surface of the hollow member is opposite to that of the helical member.
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Cited Art Landscape
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