Thread rolling tap
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 4, 2003
Grant Date -
Aug 16, 2001
app pub date -
Dec 5, 2000
filing date -
Dec 7, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A thread rolling tap including a stem portion, and a thread forming portion having a body with a plurality of thread turns formed on the body and including a front entrance region and a guide region, with the thread turns having each, in the front region in vicinity of the body, inclined pressure flanks forming side surfaces of an acute angle and connected by an outer, arranged radially outwardly with respect to the body, pressure surface formed as a flattening having opposite rounded edges extending along a circumference of a respective thread turn.
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