US PATENT SUBCLASS 451 / 147
.~.~.~.~.~.~ Gear abrader

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
119  DF  .~ Rotary reciprocating tool {2}
120  DF  .~.~ Cylindrical tool {2}
124  DF  .~.~.~ Rectilinear {13}
140  DF  .~.~.~.~ Work rotating {3}
143  DF  .~.~.~.~.~ Rotary work holder {5}
147.~.~.~.~.~.~ Gear abrader {1}
148  DF  .~.~.~.~.~.~.~> Hob

DEFINITION

Classification: 451/147

Gear abrader:

(under subclass 143) Abrading machine especially adapted for the grinding of a gear.

SEE OR SEARCH THIS CLASS, SUBCLASS:

47, for a gear or worm grinding process.

114+, for apparatus for grinding by mutual contact between two members (e.g., between plural gears).

237+, for a templet guided rotary, periphery face abrading tool.