US PATENT SUBCLASS 451 / 266
.~.~.~.~.~ Rocking

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
259  DF  .~.~ Rotary disk {10}
262  DF  .~.~.~ Opposed abrading tools {4}
264  DF  .~.~.~.~ Reciprocating work holder {2}
266.~.~.~.~.~ Rocking

DEFINITION

Classification: 451/266

Rocking:

(under subclass 264) Abrading machine in which the work holder moves to-and-fro about an axis that coincides with the point of engagement of the abrading tool and the workpiece.

(1) Note. A rocking workpiece is engaged by the abrading tool in the manner that a rocking chair is engaged by the floor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

138, 201+, 204+, 216+, 226+, 276+, and 396, for other rocking work holders.

SEE OR SEARCH CLASS

409, Gear Cutting, Milling, or Planing,

162, for means to reciprocate or oscillate work.