US PATENT SUBCLASS 236 / 64
.~.~.~ Expanding fluid

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

Internet Version by PATENTEC © 1999      Terms of Use


236 /   HD   AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION

*  DD  AIR-RELIEF VALVES {1}
*  DD  .~ Radiator type {1}
*  DD  .~.~ Thermostatic {5}
64.~.~.~ Expanding fluid {1}
65  DF  .~.~.~.~> Float-operated

DEFINITION

Classification: 236/64

(under the class definition) Air relief-valves controlled by a thermostat only, the thermostat being of the expanding-fluid type.

SEE OR SEARCH THIS CLASS, SUBCLASS:

56+, for traps operated by expanding fluid thermostats.