US PATENT SUBCLASS 374 / 179
.~.~ By thermoelectric potential generator (e.g., thermocouple)


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



374 /   HD   THERMAL MEASURING AND TESTING

100  DF  TEMPERATURE MEASUREMENT (E.G., THERMOMETER) {13}
163  DF  .~ By electrical or magnetic heat sensor {13}
179.~.~ By thermoelectric potential generator (e.g., thermocouple) {3}
180  DF  .~.~.~> Specimen is part of thermoelectric circuit
181  DF  .~.~.~> Reference junction compensation
182  DF  .~.~.~> Reference junction temperature control


DEFINITION

Classification: 374/179

By thermoelectric potential generator (e.g., thermocouple):

Subject matter 163 wherein the element produces a temperature-dependent potential as a result of physical contact between two materials having different thermoelectric potentials at the measurement location.

(1) Note. These are usually of the thermocouple type.

SEE OR SEARCH CLASS

136, Batteries: Thermoelectric and Photoelectric,

200+, for thermocouples or thermal batteries, per se.

322, Electricity: Single Generator Systems,

33+, for a system including a thermal condition controlled generator or driving means therefor.