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:
Feb. 19, 2008
Filed:
Nov. 24, 2004
Kazuhiro Yoshida, Aichi-ken, JP;
Kazuyoshi Seki, Aichi-ken, JP;
Akihiko Hirano, Aichi-ken, JP;
Masahide Yatori, Aichi-ken, JP;
Chiyoshi Toya, Aichi-ken, JP;
Kazuhiro Yoshida, Aichi-ken, JP;
Kazuyoshi Seki, Aichi-ken, JP;
Akihiko Hirano, Aichi-ken, JP;
Masahide Yatori, Aichi-ken, JP;
Chiyoshi Toya, Aichi-ken, JP;
Hoshizaki Denki Kabushiki Kaisha, Aichi, JP;
Abstract
In a cooling system having a compressor for supplying refrigerant under pressure, a condenser for condensing the refrigerant supplied from the compressor, a liquid receiver arranged to temporarily store the condensed refrigerant supplied from the condenser, an expansion valve for expanding the refrigerant supplied from the liquid receiver, and an evaporator arranged to effect evaporation of the expanded refrigerant for cooling the surrounding thereof, a bypass conduit is arranged to bypass the liquid receiver and expansion valve, and an electrically operated flow passage changeover valve is provided to selectively connect a supply passage of refrigerant to the liquid receiver and expansion valve and to the bypass conduit so that the supply passage of refrigerant is connected to the liquid receiver and expansion valve during operation at a cooling mode and is connected to the bypass conduit during operation at a defrost mode.