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.:

US 7451974 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 18, 2008

Filed:

Jun. 07, 2004
Applicant:

Yasushi Niizeki, Hachioji, JP;

Inventor:

Yasushi Niizeki, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H 3/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a recording medium conveyance device for conveying a recording medium gripped between a conveyance roller which is driven by a driving device and has a number of protrusions provided on its surface and a pressing roller arranged opposite to the conveyance roller, there is further provided with a pressing force varying device for varying the pressing force of the pressing roller acting on the recording medium, wherein the recording medium conveyance device varies the conveyance amount of the recording medium by varying the penetration amount of the protrusions into the recording medium through varying the pressing force of the pressing roller by the pressing force varying device.


Find Patent Forward Citations

Niizeki, Yasushi. (2008). Recording medium conveyance device and ink jet recording apparatus equipped therewith (U.S. Patent No. 7451974). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7451974

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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