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. 19, 2002
Filed:
Feb. 18, 2000
Applicant:
Inventors:
Takayuki Kato, Kariya, JP;
Takahiro Sugioka, Kariya, JP;
Shigeo Fukushima, Kariya, JP;
Jiro Yamashita, Wiesbaden, DE;
Tetsuji Yamaguchi, Kanagawa-ken, JP;
Assignee:
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 3/110 ; F16J 9/00 ;
U.S. Cl.
CPC ...
F01B 3/110 ; F16J 9/00 ;
Abstract
A coat layer formed on the outer perimeter side surface of a piston comprises a fluorocarbon resin and a binder as main components, and further contains 0.05-12% by volume of a wear resistance additive with a Mohs hardness of 2.0-5.0. This provides a piston compressor piston having a coat layer with excellent wear resistance.