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. 13, 2004
Filed:
Jan. 05, 2000
Applicant:
Inventors:
Paul Sarkisian, Boulder City, NV (US);
Uwe Rockenfeller, Boulder City, NV (US);
Assignee:
Rocky Research, Boulder City, NV (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 1/300 ;
U.S. Cl.
CPC ...
F25B 1/300 ;
Abstract
An aqua-ammonia chiller apparatus is modified to include a heater function by providing a refrigerant by-pass for directing refrigerant to a heat exchanger capable of selectively functioning as a condenser during a heating mode or an evaporation during a cooling mode without passing through the apparatus condenser during the heating mode.