US PATENT SUBCLASS 236 / 69
.~.~ Pyrometer galvanometer

Current as of: June, 1999
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236 /   HD   AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION

67  DF  MOTORS {7}
*  DD  .~ Relay {2}
69.~.~ Pyrometer galvanometer {1}
70  DF  .~.~.~> With beating element

DEFINITION

Classification: 236/69

(under subclass 67) Devices operated by motors which are controlled by a relay consisting of a galvanometer operated by the current generated in a thermocouple responsive to the temperature to be regulated.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems,

234, 298 for output responsive regulators.