US PATENT SUBCLASS 248 / 413
.~.~.~.~ Set screw actuated

Current as of: June, 1999
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248 /   HD   SUPPORTS

127  DF  STAND {14}
158  DF  .~ Standard type {4}
161  DF  .~.~ Adjustable vertically {6}
411  DF  .~.~.~ Settable clamp {2}
413.~.~.~.~ Set screw actuated

DEFINITION

Classification: 248/413

(under subclass 411) Device wherein the clamping is effected by an element threaded in one of the vertically adjustable parts, and movable toward and away from the other part by means of its threaded engagement to frictionally clamp or release the other part.