US PATENT SUBCLASS 451 / 284
.~.~.~.~ Raceway
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} |
| 283 | DF | .~.~.~ Work rotating {2} |
| 284 |  | .~.~.~.~ Raceway |
DEFINITION
Classification: 451/284
Raceway:
(under subclass 283) Abrading machine intended to abrade a workpiece; wherein the workpiece comprises a component of a ball-bearing assembly, particularly the track on which the balls are to ride.
SEE OR SEARCH CLASS
72, Metal Deforming,
80+, for disclosure of deforming during rotation of work, especially subclasses 95+ wherein the work is also moved longitudinally.
425, Plastic Article or Earthenware Shaping or Treating: Apparatus,
332, for shaping means imparting rolling action to a discrete charge of plastic stock to form a ball.