Thread forming tool with annular ridge

Cutting by use of rotating axially moving tool – Tool or tool with support – With pitch-stabilizing ridge

Reexamination Certificate

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Details

C407S029000, C409S066000, C409S074000, C470S198000

Reexamination Certificate

active

07114891

ABSTRACT:
A thread forming tool includes an elongated body defining a longitudinal center axis. The body including a thread forming portion formed by one or more annular ridges oriented perpendicular to the axis. The body has a non-circular shape in a cross sectional plane oriented perpendicular to the axis at an axial center of the ridge.

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