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.

Date of Patent:
Sep. 12, 2000

Filed:

Oct. 01, 1998
Applicant:
Inventors:

Naoyuki Inoue, Tokyo, JP;

Takashi Yasuda, Tokyo, JP;

Shouji Tanaka, Tokyo, JP;

Makoto Agatsuma, Tokyo, JP;

Teruo Shiraishi, Tokyo, JP;

Assignee:

Ebara Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B / ;
U.S. Cl.
CPC ...
62476 ; 622383 ;
Abstract

A double effect absorption cold or hot water generating machine can supply hot water from a water heater even when it is used for a cooling operation. The double effect absorption cold or hot water generating machine comprises an absorber, an evaporator, a high temperature generator, a low temperature generator, a condenser, a high temperature heat exchanger, a low temperature heat exchanger, and a water heater. The machine further comprises a refrigerant path in a refrigerating cycle including a path from the high temperature generator to the evaporator through a refrigerant branch point at which refrigerant vapor is branched, a heating side of the low temperature generator, and the condenser; a refrigerant path in a hot water cycle including a path from the refrigerant branch point to the high temperature generator and the evaporator through a hot water control valve, and a path for circulating refrigerant in the evaporator; and a water cooler provided in a hot water path in which hot water is heated by the water heater, the water cooler being provided in series with the water heater.


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