US PATENT SUBCLASS 261 / 39.1
.~.~ Thermostatic

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

Internet Version by PATENTEC © 1999      Terms of Use


261 /   HD   GAS AND LIQUID CONTACT APPARATUS

19  DF  FLUID DISTRIBUTION {5}
38  DF  .~ Valved {8}
39.1.~.~ Thermostatic {5}
39.2  DF  .~.~.~> With carburetor expansible fluid actuating means
39.3  DF  .~.~.~> With carburetor bimetallic actuating means
39.4  DF  .~.~.~> Carburetor spring linkage with temperature element
39.5  DF  .~.~.~> Without carburetor choke means
39.6  DF  .~.~.~> With carburetor electrical heater

DEFINITION

Classification: 261/39.1

Thermostatic:

(under subclass 19) Apparatus including thermostatic control of valves.

SEE OR SEARCH CLASS

236, Automatic Temperature and Humidity Regulation, appropriate subclasses, for valve elements.