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:
Nov. 30, 2004
Filed:
Nov. 26, 2001
Riso Kagaku Corporation, Tokyo, JP;
Abstract
A stencil printing machine is provided as including a downstream rotary printing drum with an outer circumferential periphery mounted with a stencil sheet , and a rotary press roller which is moveable between a pressurized position to press an outer circumferential periphery of the printing drum and a separated position displaced from the outer circumferential periphery of the printing drum , wherein a print sheet , which is fed, is pressed and transferred between the printing drum and the press roller which rotate together, and, during such a pressurized transfer stage, ink is transferred to the print sheet to perform printing operation. The outer circumferential periphery of the press roller is formed with micro-convexities and concavities.