The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 02, 1985
Filed:
Sep. 08, 1983
Hiroaki Hama, Wakayama, JP;
Toshiro Abe, Wakayama, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An air-conditioning and hot water supply system, which comprises a heat pump type refrigerating device at the primary side having a user side heat-exchanger and a heat source side heat-exchanger with a coolant of excellent low temperature characteristic being filled in both of them; a refrigerating device at the secondary side having a user side condenser for heating water for hot water supply and a heat source side evaporator with a coolant of excellent high temperature characteristic being filled in both of them; fan coil units for air-conditioning communicatively connected with the user side heat-exchanger of the heat pump type refrigerating device at the primary side and the heat source side evaporator of the refrigerating device at the secondary side; and a circuit for air-conditioning, through which cold or warm water is caused to circulate between the user side heat exchanger and the heat source side evaporator, the cold water or warm water after the air-conditioning operation by the fan coil units being circulated in the heat source side evaporator of the refrigerating device at the secondary side and the user side heat exchanger of the heat pump type refrigerating device at the primary side.