US PATENT SUBCLASS 116 / 101
.~ Thermal


Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

67 R  DF  ALARMS {15}
101.~ Thermal {3}
102  DF  .~.~> Expansion control {1}
104  DF  .~.~> Ignition control {1}
106  DF  .~.~> Fusible control


DEFINITION

Classification: 116/101

(under subclass 67) Alarms actuated by changes of temperature, usually for fire-alarms, for incubators, steam-boilers, etc.

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers,

136+, for thermal circuit-closers.

236, Automatic Temperature and Humidity Regulation, appropriate subclasses, for automatic temperature-regulating devices controlled by temperature changes.

277, Seal for a Joint or Juncture, for a generic sealing means or process,

319, for a seal combined with a fluid temperature indicator, sampler, or inspection feature. 340, Communications: Electrical,

577+, 584+, and 600+ for electric alarms which are automatically responsive to temperature or flame or radiant energy.

352, Optics: Motion Pictures,

143+, for fire prevention and isolation apparatus frequently including alarms for use with motion picture films.

374, Thermal Measuring and Testing,

100+, for thermometers.