US PATENT SUBCLASS 160 / 319
.~.~ Strand

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

238  DF  ROLL TYPE {12}
309  DF  .~ With rotating means {5}
319.~.~ Strand {3}
320  DF  .~.~.~> With weight or handgrip
321  DF  .~.~.~> Endless
322  DF  .~.~.~> With compensating and shock absorbing spring

DEFINITION

Classification: 160/319

(under subclass 309) Roll type devices in which the means for rotating the roll consists of a strand.

SEE OR SEARCH THIS CLASS, SUBCLASS:

243+, for roll type devices where the strand causes a roller to translate to cause winding or unwinding.

307+, for other strand operated rollers, which are combined with strand holders to hold the roller against undesired rotation.