US PATENT SUBCLASS 49 / 239
.~.~.~ Mating inclined cam and slide surfaces


Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

208  DF  MOUNTED FOR MULTIDIRECTIONAL OR OBLIQUE MOVEMENT {7}
236  DF  .~ One direction imparts gravitational bias to swinging closure; e.g., rising hinge {2}
237  DF  .~.~ Biased by inclined cam and descending slide or roller {2}
239.~.~.~ Mating inclined cam and slide surfaces


DEFINITION

Classification: 49/239

(under subclass 237) Device wherein the cam and sliding surface have interengaging inclined surfaces.