US PATENT SUBCLASS 451 / 297
.~.~ Belt tracking


Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
296  DF  .~ Endless band tool {11}
297.~.~ Belt tracking


DEFINITION

Classification: 451/297

Belt tracking:

(under subclass 296) Abrading machine having means to correct or adjust the lateral position of the abrading belt on a support roller.

SEE OR SEARCH CLASS

91, Motors: Expansible Chamber Type,

3, for a jet control-type motor.

137, Fluid Handling,

83, for a jet control pressure modulating relay or follower.

242, Winding, Tensioning, or Guiding,

534+, and 548+ for a detector, stop, or guide for controlling the position of web material being wound onto a roll. 271, Sheet Feeding or Delivering, especially

2, for feeding an envelope and subclass 6 for feeding and delivering by a continuous endless conveyor.

474, Endless Belt Power Transmission Systems or Components,

101+, for a device of that class including means for shifting the belt, pulley, or guide roll.