Cold forming tool, machine and method
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United States of America Patent
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May 9, 2006
Grant Date -
Sep 9, 2004
app pub date -
Aug 7, 2002
filing date -
Aug 7, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Cold forming tool including at least one penetration zone having teeth and a calibration zone having teeth. The teeth having a tooth height that increases substantially from the at least one penetration zone to the calibration zone. A distance between an outer surface and a forming reference axis decreasing from the at least one penetration zone to the calibration zone. A rate of increase in the tooth height between the at least one penetration zone and the calibration zone being greater than a rate of decrease in the distance between the outer surface and the forming reference axis between the at least one penetration zone and the calibration zone. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.
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