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:
Apr. 24, 2001
Filed:
Apr. 22, 1999
Applicant:
Inventor:
Kaoru Kimura, Ibaraki-ken, JP;
Assignee:
Riso Kagaku Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41C 1/14 ;
U.S. Cl.
CPC ...
B41C 1/14 ;
Abstract
A stencil making device includes supporting a supporting device for rotatably supporting a rolled stencil a sheet; perforating device for perforating the stencil sheet conveyed from the supporting device to form an image therein; a pair of rollers rotatably disposed between the supporting device and the perforating device to hold the stencil sheet therebetween; and a torque applying device attached to one of the rollers to apply a predetermined torque to the roller when it rotates.