US PATENT SUBCLASS 19 / 275
.~.~.~.~.~.~ Gravity pressure applying means

Current as of: June, 1999
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19 /   HD   TEXTILES: FIBER PREPARATION

65 R  DF  WORKING {8}
236  DF  .~ Drafting {7}
258  DF  .~.~ Roll type {9}
266  DF  .~.~.~ Pressure-applying devices {9}
273  DF  .~.~.~.~ Applied through stirrup and saddle {2}
274  DF  .~.~.~.~.~ Including fulcrumed lever linking stirrup and pressure means {1}
275.~.~.~.~.~.~ Gravity pressure applying means {1}
276  DF  .~.~.~.~.~.~.~> With means to vary or permit variation of pressure effect on fulcrumed lever arm

DEFINITION

Classification: 19/275

(under subclass 274) Method or means in which the rolls are continually urged by a mass whose weight is the source of pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

269, for release of pressure applied by gravity means.

283+, for application of pressure by gravity in the absence of either a stirrup or saddle.