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:
Dec. 09, 1997
Filed:
Oct. 29, 1996
Applicant:
Inventors:
Yoshio Harada, Hyogo, JP;
Junichi Takeuchi, Hyogo, JP;
Shigeki Okunishi, Hyogo, JP;
Tetsuro Tojo, Kyoto, JP;
Jiro Hiraiwa, Osaka, JP;
Koji Kuroda, Osaka, JP;
Assignees:
Tocalo Co., Ltd., Kobe, JP;
Toyo Tanso Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428408 ; 427446 ; 427453 ; 427454 ; 427455 ; 428156 ; 428161 ; 428164 ; 428212 ; 428332 ; 428457 ; 428469 ;
Abstract
A carbon member having an excellent bonding property is provided at its surface with a metal spray coating layer, and comprises a carbon substrate and a spray coating layer made from at least one metal selected from Cr, Ti, V, W, Mo, Zr, Nb and Ta or an alloy thereof, in which the coating layer has a ratio of linear expansion coefficient to carbon of 0.73-1.44 and a large chemical affinity to carbon at its interface.