Air conditioning systems
First Claim
1. IN AN AIR CONDITIONING SYSTEM HAVING A PLURALITY OF HEAT EXCHANGER FOR SEPARATE HETING AND COOLING OF SPACES AND WHEREIN EXHAUST LIQUID FROM THE HEAT EXCHANGERS IS RECEIVED BY A COMMON RETURN CONDUIT, A LIQUID VOLUME CONTROL COMPRISING, IN COMBINATION, A HOT LIQUID SUPPLY CONDUIT HAVING VALVE MEANS FOR CONTROLLING LIQUID FLOW THERETHROUGH, A COLD LIQUID SUPPLY CONDUIT HAVING VALVE MEANS FOR CONTROLLING LIQUID FLOW THERETHROUGH, BRANCH CONDUITS HAVING SELECTOR VALVE MEANS FROM SAID SUPPLY CONDUITS TO EACH HEAT EXCHANGER, SAID SUPPLY CONDUITS BEING DIMINISHED IN SIZE IN THE DIRECTION OF LIQUID FLOW, A RETURN CONDUIT CONNECTED TO RECEIVE EXHAUST LIQUID FROM EACH EXCHANGER, SAID RETURN CONDUIT HAVING AN INCREASE IN SIZE IN THE DIRECTION OF LIQUID FLOW, AND MEANS FOR CONTROLLING PRESSURE DIFFERENTIAL BETWEEN THE HOT LIQUID
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Accused Products
18 Citations
1 Claim
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1. IN AN AIR CONDITIONING SYSTEM HAVING A PLURALITY OF HEAT EXCHANGER FOR SEPARATE HETING AND COOLING OF SPACES AND WHEREIN EXHAUST LIQUID FROM THE HEAT EXCHANGERS IS RECEIVED BY A COMMON RETURN CONDUIT, A LIQUID VOLUME CONTROL COMPRISING, IN COMBINATION, A HOT LIQUID SUPPLY CONDUIT HAVING VALVE MEANS FOR CONTROLLING LIQUID FLOW THERETHROUGH, A COLD LIQUID SUPPLY CONDUIT HAVING VALVE MEANS FOR CONTROLLING LIQUID FLOW THERETHROUGH, BRANCH CONDUITS HAVING SELECTOR VALVE MEANS FROM SAID SUPPLY CONDUITS TO EACH HEAT EXCHANGER, SAID SUPPLY CONDUITS BEING DIMINISHED IN SIZE IN THE DIRECTION OF LIQUID FLOW, A RETURN CONDUIT CONNECTED TO RECEIVE EXHAUST LIQUID FROM EACH EXCHANGER, SAID RETURN CONDUIT HAVING AN INCREASE IN SIZE IN THE DIRECTION OF LIQUID FLOW, AND MEANS FOR CONTROLLING PRESSURE DIFFERENTIAL BETWEEN THE HOT LIQUID
Specification
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- Resources
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Current AssigneeElwood A. Windham
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Original AssigneeElwood A. Windham
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InventorsWindham, Elwood A.
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Application NumberUS04/033,694Time in Patent Office1,768 DaysField of SearchUS Class Current165/220CPC Class CodesF24F 3/10 with separate supply lines ...
