US PATENT SUBCLASS 251 / 129.07
.~ Balanced 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

129.01  DF  ELECTRICALLY ACTUATED VALVE {11}
129.07.~ Balanced valve


DEFINITION

Classification: 251/129.07

Balanced valve:

(under subclass 129.01) Subject matter which includes means for equalizing pressures acting on the valve or valve actuator whereby minimal electrical energy is required to move the valve to a desired position.