US PATENT SUBCLASS 73 / 723
.~.~ With electrical readout

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

700  DF  FLUID PRESSURE GAUGE {20}
715  DF  .~ Diaphragm {6}
723.~.~ With electrical readout {3}
724  DF  .~.~.~> Capacitive
725  DF  .~.~.~> Resistive {1}
728  DF  .~.~.~> Electromagnetic

DEFINITION

Classification: 73/723

With electrical readout:

(under subclass 715) Subject matter wherein the pressure being measured deflects the flexible wall or plate to generate or modify an electric current and the value of such current is indicative of the pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

336.5, for current generating hygrometers or hygrostats.

717, 733, 745, and 749, for multiple and/or differential diaphragm, Bourdon, piston or U-tube with electrical

readout.

753, electric pressure gauge.

SEE OR SEARCH CLASS

310, Electrical Generator or Motor Structure, 311+, for piezoelectric devices, especially subclass 338.

374, Thermal Measuring and Testing,

188, for a thermometer with a mechanical sensor and an electrical indicator.