US PATENT SUBCLASS 451 / 142
.~.~.~.~.~ Cylindrical surface (e.g., roll) 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}
142.~.~.~.~.~ Cylindrical surface (e.g., roll) abrader

DEFINITION

Classification: 451/142

Cylindrical surface (e.g., roll) abrader:

(under subclass 140) Abrading machine especially adapted for grinding an outwardly facing surface of the shape of a line which rotates about a central axis.

(1) Note. Included herein is grinding of a rotating roll, shaft, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

146, 258, 254+, and 290, for a disk or wheel abrading machine.

348, and 424+, for a wheel or roll grinder.