US PATENT SUBCLASS 165 / DIG 130
.~.~.~ Including valve regulating flow through heat exchanger


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

Internet Version by PATENTEC © 1999      Terms of Use



165 /   HD   HEAT EXCHANGE

DIG 92  DD  WITH VALVE OR MOVABLE DEFLECTOR FOR HEAT EXCHANGE FLUID FLOW {6}
DIG 126  DD  .~ Total flow rate through heat exchanger controlled by valve {3}
DIG 129  DD  .~.~ Valve regulates flow through housing enclosing heat exchanger {1}
DIG 130.~.~.~ Including valve regulating flow through heat exchanger