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:
Nov. 13, 2001
Filed:
May. 11, 1999
Mitsuo Nakagawa, Mito, JP;
Yukio Saito, Hitachi, JP;
Junji Sakai, Minori-machi, JP;
Osamu Shitamura, Hitachinaka, JP;
Yasutsugu Yoshimura, Hitachi, JP;
Yoshio Takakura, Hitachi, JP;
Hironori Shimogama, Tokai-mura, JP;
Takehisa Kimura, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
In a molten metal plating apparatus all surfaces of a sinking roller and a supporting roller to be in contact with a molten metal are coated with iron silicide films. A bearing comprises a holder made of a heat resistant steel and lined with a carbon-carbon fiber complex material. A surface of the holder is coated with an Fe,Si film similar to the sinking roller. There is an Fe,Si film on a surface of a shaft portion, and the Fe,Si is in contact with and slides on the carbon-carbon fiber complex material.