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:
May. 07, 2024
Filed:
Feb. 13, 2019
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventor:
Kazuhiko Baba, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04B 39/00 (2006.01); F04C 2/00 (2006.01); F04C 18/356 (2006.01); F04C 29/00 (2006.01); F04C 23/00 (2006.01);
U.S. Cl.
CPC ...
F04C 18/3564 (2013.01); F04B 39/0094 (2013.01); F04C 18/356 (2013.01); F04C 29/0071 (2013.01); F04C 29/0078 (2013.01); F04C 23/008 (2013.01); F04C 2240/56 (2013.01); F04C 2240/60 (2013.01);
Abstract
A compressor includes a motor, a compression mechanism portion driven by the motor, and a rotation shaft connecting the motor and the compression mechanism portion. At least a part of the rotation shaft is composed of a material having a higher Young's modulus than that of cast iron, and having a higher thermal conductivity than that of cast iron.