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:
Feb. 20, 2001
Filed:
Oct. 26, 1998
Applicant:
Inventors:
Assignee:
Nihon Parkerizing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/500 ; B32B 1/501 ;
U.S. Cl.
CPC ...
B32B 1/500 ; B32B 1/501 ;
Abstract
A slide member having a highly lubricative and highly abrasion-resistant plating layer formed on the sliding surface thereof. The plating layer contains fine particles of graphite selected from flake graphite, vein graphite and/or amorphous graphite in its metallic matrix. The plating layer has a hardness of not less than 550 in terms of Hv and is produced by using a plating solution containing naphthalene sulfanate of formalin condensate as surface active agent. The matrix is preferable to be a Ni—P type metallic matrix and the dispersed fine particles of graphite are preferable having a size of 0.1 to 20 &mgr;m and are contained by 0.1 to 10 wt % relative to the matrix.