Gear cutting – milling – or planing – Milling – Process
Patent
1988-12-08
1989-10-10
Bray, W. Donald
Gear cutting, milling, or planing
Milling
Process
144136J, 144358, 269 50, 269 69, 409221, B23C 900
Patent
active
048727920
ABSTRACT:
A pistol grip checkering method, device and product having mill cuts both laterally and longitudinally on the convex face of a pistol grip frame. The cuts are precisely cut by milling machine. A rotatable holder is provided which is pivotable about an axis and which holds the pistol frame to be checkered, such as with a protruding male member inserted into the ammunition magazine receiving chamber within the grip. A supporting surface is provided which is oriented at an angle greater than 90.degree. with respect to the axis and which supports the pistol grip frame. Indexing means are provided to incrementally index the rotatable holder about the axis to provide for successive longitudinal cuts on the convex face of the pistol grip frame.
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Gann's Custom.
Custom 45 Services, p. 9.
J. Michael Plaxco, 2/1/87.
G. Colt Officer's Model, p. 9.
Bar-Sto Match Barrel, p. 5.
Bray W. Donald
Springfield Armory, Inc.
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