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. 13, 2025
Filed:
Feb. 29, 2024
Applicant:
Carrier Japan Corporation, Tokyo, JP;
Inventors:
Norihisa Watanabe, Fuji, JP;
Shohei Atobe, Fuji, JP;
Assignee:
Carrier Japan Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04C 18/356 (2006.01); F04C 29/00 (2006.01);
U.S. Cl.
CPC ...
F04C 18/356 (2013.01); F04C 29/00 (2013.01); F04C 2230/91 (2013.01); F05C 2201/0406 (2013.01); F05C 2201/0412 (2013.01); F05C 2203/0813 (2013.01); F05C 2203/083 (2013.01); F05C 2203/0847 (2013.01);
Abstract
A compressor of an embodiment includes a compression mechanism part that compresses a refrigerant in a sealed container. The compression mechanism part includes Cr and includes a first member and a second member which slidingly move relative to each other. The first member has a chromium layer and a nitride layer formed on a base member surface in this order. The nitride layer includes CrN and TiN. Carbide is deposited on a surface of the second member.