US PATENT SUBCLASS 451 / 232
.~.~.~.~ Reversing, obverting, or pivoting

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
178  DF  .~.~ Rotary cylinder {11}
231  DF  .~.~.~ Stationary work holder {4}
232.~.~.~.~ Reversing, obverting, or pivoting

DEFINITION

Classification: 451/232

Reversing, obverting, or pivoting:

(under subclass 231) Abrading machine in which the work holder provides for a plurality of work positions by an end for end, edge for edge, or angular swing of the work holder.

(1) Note. Included here is a device for sharpening a single edge or double-edged razor blade.

SEE OR SEARCH THIS CLASS, SUBCLASS:

279, for a similar work holder in combination with a radial face tool.