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:
Jul. 22, 2003
Filed:
Jun. 15, 2001
Applicant:
Inventor:
Kinya Ono, Ibaraki, JP;
Assignee:
Riso Kagaku Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41L 1/304 ;
U.S. Cl.
CPC ...
B41L 1/304 ;
Abstract
When a stencil sheet (M) is wound around an outer peripheral surface of a rotary cylindrical drum ( ) in accordance with a rotation thereof, a leading end of the stencil sheet (M) is retained by a clamp plate ( ) provided on the rotary cylindrical drum ( ), and the stencil sheet (M) is conveyed while being guided by upper and lower guide plates ( ) and nipped between the lower guide plate ( ) and a supporting member ( ) attached to an underside of a swinging member ( ). At this stage, predetermined tension is applied to the stencil sheet (M) by an urging force of the swinging member ( ) to thereby prevent occurrence of wrinkles on the stencil sheet (M).