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:
Aug. 29, 1995
Filed:
Dec. 27, 1993
Applicant:
Inventors:
Assignee:
Kinyosha Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
492 31 ; 492 32 ;
Abstract
A printer rolling includes a surface layer roughened by forming a plurality of lattice-shaped grooves such that a large number of diamond-shaped configurations are defined by the grooves, each diamond-shaped configuration including two diagonally facing corners each having an angle of 20.degree. to 160.degree., or by forming a number of parallel grooves each forming an angle of 10.degree. to 80.degree. with the axis of the metal core, so as to form a continuous groove.