US PATENT SUBCLASS 406 / 14
.~.~ Responsive to velocity or pressure change in conveying fluid

Current as of: June, 1999
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406 /   HD   CONVEYORS: FLUID CURRENT

10  DF  WITH MEANS TO CONTROL CONVEYING FLUID OR MOVEMENT OF LOAD IN RESPONSE TO SENSED CONDITION {3}
12  DF  .~ Control of conveying fluid {4}
14.~.~ Responsive to velocity or pressure change in conveying fluid {1}
15  DF  .~.~.~> To initiate or terminate fluid current {1}

DEFINITION

Classification: 406/14

Responsive to velocity or pressure change of conveying fluid:

(under subclass 12) Subject matter wherein the controller is regulated by a sensor which either detects changes in the speed of the conveying fluid current or detects variations in conveying fluid pressure.

(1) Note. Sensors which detect the presence or absence of the load by detecting changes in conveying fluid velocity or pressure are included in this subclass.