US PATENT SUBCLASS 137 / 835
.~.~ And feedback passage(s) or path(s)


Current as of: June, 1999
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137 /   HD   FLUID HANDLING

803  DF  FLOW AFFECTED BY FLUID CONTACT, ENERGY FIELD OR COANDA EFFECT (E.G., PURE FLUID DEVICE OR SYSTEM) {11}
834  DF  .~ Device including passages having V over T configuration {5}
835.~.~ And feedback passage(s) or path(s)


DEFINITION

Classification: 137/835

(under subclass 834) Device further provided with means permitting at least a portion of the fluid exiting from said common zone via said fourth or fifth passage to be diverted from its exit passage and returned to said common zone.

(1) Note. The feedback fluid may flow via a passage provided therefor, or may flow in a path along one of the walls of an enlarged interaction chamber. Moreover, the feedback fluid may enter the interaction chamber via a port in the chamber, or may enter the chamber via a port in the control input passage. Both "negative" feedback and "positive" feedback are provided for in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

820, for a fluidic system having feedback means from a downstream (i.e., succeeding) device to an upstream (i.e., preceding) device.