SELF-REAMING SELF-TAPPING FASTENER
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United States of America Patent
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N/A
Issued Date -
Aug 20, 2015
app pub date -
Feb 20, 2014
filing date -
Feb 20, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A fastener comprises a driver head, an elongated shank having an unthreaded section coupled to the driver head and a threaded section terminating in a blunt end thereof, and at least two elongated flutes formed in the elongated shank extending over the threaded section and at least a portion of the unthreaded section. The elongated flutes are substantially triangular in cross-section with a vertex and two asymmetrical legs, one leg forming a cutting element adapted for reaming and cutting a thread in an opening having a diameter less than a major thread diameter of the threaded section.
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