US PATENT SUBCLASS 184 / 6.22-- .~.~ Temperature or viscosity

US PATENT SUBCLASS 184 / 6.22
.~.~ Temperature or viscosity

Current as of: June, 1999
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184 /	HD	LUBRICATION

6	DF	SYSTEMS {22}
6.21	DF	.~ With lubricant treatment means {3}
6.22		.~.~ Temperature or viscosity

DEFINITION

Classification: 184/6.22

(under subclass 6.21) Device wherein the conditioning means raises or lowers the temperature of the lubricant or maintains the proper fluidity.

SEE OR SEARCH THIS CLASS, SUBCLASS:

104.1+, for apparatus for heating or cooling a lubricant other than in a system.

SEE OR SEARCH CLASS

123, Internal-Combustion Engines,

196, for engine lubricators. 165, Heat Exchange, for heating or cooling apparatus of general use.

236, Automatic Temperature and Humidity Regulation, for temperature and humidity apparatus.