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:
Sep. 18, 2018
Filed:
Apr. 27, 2015
Panasonic Intellectual Property Management Co., Ltd., Osaka-shi, Osaka, JP;
Akira Fujitaka, Shiga, JP;
Fuminori Sakima, Shiga, JP;
Yoshikazu Kawabe, Shiga, JP;
Atsushi Sakuda, Shiga, JP;
Hiroaki Nakai, Shiga, JP;
Shigehiro Sato, Shiga, JP;
Kenji Takaichi, Osaka, JP;
Abstract
A compressor uses a refrigerant containing R1123 (1,1,2-trifluoroethylene) as a working fluid, and uses a polyvinyl ether oil as a compressor lubricating oil. In addition, a fixed scroll () and a revolving scroll () each having a spiral lap rising from an end plate, and a compression chamber () which is formed by meshing the fixed scroll () and the revolving scroll (), are provided. In addition, a discharge hole () which is provided at a center position of the end plate of the fixed scroll (), and is open to a discharge chamber (), a bypass hole () which is provided in the end plate of the fixed scroll (), and communicates with the compression chamber () and the discharge chamber () at a timing different from a timing at which the compression chamber () communicates with the discharge hole (), and a check valve which is provided in the bypass hole (), and allows a flow from the compression chamber () side to the discharge chamber () side.