Self-retaining means for fasteners particularly screws
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United States of America Patent
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-
Jul 2, 1996
Grant Date -
N/A
app pub date -
Nov 4, 1994
filing date -
Nov 5, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fastener for insertion through aligned holes of two components to be secured to one another by the fastener. The fastener includes a shaft portion having an end; a fastener head disposed at said end; and a retaining arrangement for maintaining the fastener captive by the components. The retaining arrangement includes a conical collar situated between the shaft portion and the fastener head. Further, the conical collar surrounds the axis and has a maximum diameter base oriented toward the fastener head. The conical collar is provided with radial recesses. The retaining arrangement also has a neck part surrounding the shaft axis and disposed between the fastener head and the conical collar.
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