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.

Date of Patent:
Oct. 31, 2006

Filed:

Sep. 25, 2003
Applicant:

Shinichiro Tsunematsu, Fukuoka, JP;

Inventor:

Shinichiro Tsunematsu, Fukuoka, JP;

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

A discrete paper feeder includes a speed reduction mechanism for transmitting rotation of a driving motor to a separation roller, a disc member having grooves, a lever member on a grooved side of the disc member, and a slide pin projected from the lever member and slidable along the grooves upon disc member rotation. The speed reduction mechanism includes a sun gear, an internally-toothed gear, and planetary gears. The disc member is disposed on one end of the separation roller rotation shaft and secured to a geared section having the internally-toothed gear. The lever member is radially slideable relative to the disc member. A rotation stopping member regulates rotation of the lever member. This structure minimizes peripheral speed differences to prevent image distortion and elongation. Even when peripheral speed difference is minimized, a predetermined interval is provided between sequentially transferred manuscript sheets.


Find Patent Forward Citations

Tsunematsu, Shinichiro. (2006). Discrete paper feeder (U.S. Patent No. 7128315). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7128315

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

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