US PATENT SUBCLASS 160 / 291
.~ With brake or stop

Current as of: June, 1999
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160 /   HD   FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL

238  DF  ROLL TYPE {12}
291.~ With brake or stop {8}
292  DF  .~.~> Plural
293.1  DF  .~.~> Limit of travel {1}
296  DF  .~.~> Speed limiting
297  DF  .~.~> Ball or roller, form brake or stop
298  DF  .~.~> Friction {1}
300  DF  .~.~> Pawl or detent {1}
305  DF  .~.~> For spring operated roller {1}
307  DF  .~.~> For strand operated roll {1}

DEFINITION

Classification: 160/291

(under subclass 268.1) Roll type devices having means for retarding or stopping the rotation of the roll, or for holding the roll to prevent undesired rotation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

8, for retarding means combined with automatic control.

269, 275+, 278, 281+, 288, and 289, for brake and stop mechanisms with guides.

290, and the subclasses there noted for fabric leading edge holding means.

SEE OR SEARCH CLASS

188, Brakes, pertinent subclasses for brakes of general utility.