FASTENER, DRIVER ENGAGING WITH THE FASTENER AND PUNCH PRODUCING THE FASTENER
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United States of America Patent
Stats
-
N/A
Issued Date -
Jun 7, 2012
app pub date -
Jul 11, 2011
filing date -
Dec 6, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A fastener includes a connecting portion and a head portion connected with the connecting portion. The head portion defines an engaging hole and includes a plurality of protruding teeth separately formed on an inner peripheral wall of the engaging hole, respectively, toward a central axis of the engaging hole of the head portion, and a plurality of recesses are formed between every two adjacent protruding teeth, respectively. The head portion further includes a plurality of resisting projections separately formed on the inner peripheral wall of the engaging hole, toward the central axis of the engaging hole, and received within the corresponding plurality of the recesses of the head portion, respectively. The present disclosure further provides a driver engaging with the fastener and a punch producing the fastener.
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