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:
Jan. 04, 1994
Filed:
Aug. 21, 1992
Daisuke Hisajima, Ibaraki, JP;
Tomihisa Ohuchi, Tsukuba, JP;
Akira Nishiguchi, Ushiku, JP;
Yasuo Koseki, Hitachiota, JP;
Michihiko Aizawa, Ushiku, JP;
Hiroaki Yoda, Tsuchiura, JP;
Takashi Nakao, Ibaraki, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An individual air conditioning system with an absorption chiller heater having a controllable capacity, with thermal input to a burner of a high temperature regenerator being controlled by on-off control or the like even if the load is low. The temperature of cooling water is controlled in accordance with a concentration of refrigerant in an absorber, so that the refrigerating capacity of the absorption chiller heater can be freely varied from 0% to 100% without the refrigerant being frozen.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile