Cutting by use of rotating axially moving tool – Tool or tool with support – With pitch-stabilizing ridge
Patent
1986-12-12
1988-06-21
Weidenfeld, Gil
Cutting by use of rotating axially moving tool
Tool or tool with support
With pitch-stabilizing ridge
10120, 408218, B23G 504
Patent
active
047521643
ABSTRACT:
Chaser for cutting threads on a work piece, the chaser having thread cutting formations with crests and roots, one flank of each of said formations being relieved at a first angle from the region of the crest toward the root and being relieved at a greater angle in the region adjacent the root of the formation. The chasers may be provided in sets with odd numbered chasers being mirror images of the even numbered chasers.
REFERENCES:
patent: 1007317 (1911-10-01), Wells
patent: 2757392 (1956-08-01), Petersen
Bishop Steven C.
Teledyne Industries Inc.
Weidenfeld Gil
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