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:
Mar. 29, 2005
Filed:
Feb. 20, 2002
Applicants:
Noriho Okaza, Shiga, JP;
Masami Funakura, Osaka, JP;
Fumitoshi Nishiwaki, Hyogo, JP;
Yuji Yoshida, Hyogo, JP;
Yuuichi Yakumaru, Osaka, JP;
Inventors:
Noriho Okaza, Shiga, JP;
Masami Funakura, Osaka, JP;
Fumitoshi Nishiwaki, Hyogo, JP;
Yuji Yoshida, Hyogo, JP;
Yuuichi Yakumaru, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B001/00 ;
U.S. Cl.
CPC ...
Abstract
Refrigeration-cycle equipment wherein an oil separator is installed as a refrigerant vessel in a part of the high-pressure-side circuit. A linear compressor of an oil-less type or an oil-poor type is used. Alternatively, the quantity of the COrefrigerant filled in the circuit is 0.25 kg or less per liter on the basis of the total internal volume of the circuit.