US PATENT SUBCLASS 137 / 841
.~ Device including passages having V over gamma configuration


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}
841.~ Device including passages having V over gamma configuration


DEFINITION

Classification: 137/841

(under subclass 803) Device provided with at least four passages joined at a zone common to all the passages, including a first passage permitting entry into said common zone of a power input stream of fluid and a second passage permitting entry into said common zone of control input signals (i.e., stream of fluid or energy field), said first and second passages being angularly related and thus forming approximately ar (Greek letter "Gamma") or an inverted letter "L"; and also including a third passage and a fourth passage permitting exit from said common zone of power outlet fluid, said third and fourth passages diverging substantially oppositely away from said first passage and said common zone and thus forming approximately a letter "V"; the overall arrangement of passages thus forming a "V" joined to ar at the common juncture or zone.

(1) Note. The common zone described is known as an "interaction chamber" or "interaction region", as discussed in (1) Note to subclass 834.

(2) Note. The arrangement defined is similar to that defined in subclass 834, and further discussed in (1) Note to that subclass, with the exception that devices in this subclass have control-input signal applied from only one side of the power input. Thus it is often used as a "monostable amplifier", especially when the power output "locks on" to a wall of one passage only when a control-input signal is applied.