US PATENT SUBCLASS 68 / 253 R
.~.~.~.~ Roll pressure and drive

Current as of: June, 1999
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68 /   HD   TEXTILES: FLUID TREATING APPARATUS

235 R  DF  ACCESSORIES {6}
241  DF  .~ Wringers {4}
244  DF  .~.~ Roller type {10}
249  DF  .~.~.~ Interconnected functional units {6}
253 R.~.~.~.~ Roll pressure and drive {3}
253 A  DF  .~.~.~.~.~> Main frame release type
253 B  DF  .~.~.~.~.~> Electrical interconnection
253 C  DF  .~.~.~.~.~> Roll or bearing interconnection

Unofficial Alpha Subclasses: R A B C

DEFINITION

Classification: 68/253

(under subclass 249) Wringers of the type in which the functional units involved are the roll pressure applying or release mechanism and the means for driving the rolls.

(1) Note. This subclass also includes patents wherein roll separation effects a change in the drive mechanism.

SEE OR SEARCH CLASS

100, Presses,

47, for roll type presses having automatic or material triggered control of roll separation or speed and not elsewhere provided for.