US PATENT SUBCLASS 251 / 347
.~ Reciprocating valve

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

Internet Version by PATENTEC © 1999      Terms of Use


251 /   HD   VALVES AND VALVE ACTUATION

341  DF  VALVE ACTUATOR IS VALVE CASING OR EXTENSION THEREOF {5}
347.~ Reciprocating valve

DEFINITION

Classification: 251/347

(under subclass 341) Devices in which movement of the valve casing imparts to the valve a reciprocating motion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

346, for similar valves which have plural motions one of which may be reciprocation.