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:
Aug. 15, 1996
Applicant:
Inventors:
Katsumi Ryoke, Kanagawa-ken, JP;
Keisuke Yamada, Kanagawa-ken, JP;
Masaaki Fujiyama, Kanagawa-ken, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
451 41 ; 451 59 ; 451296 ; 451307 ;
Abstract
An abrasive tape having an abrasive layer primarily containing abrasive grains and a binder and formed on a flexible substrate and a member to be cleaned are fed in substantially opposite directions with the abrasive layer and a surface of the member kept in contact with each other with the ratio of the feed rate of the member to the feed rate of the abrasive tape kept not higher than 1/1.