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 8147369 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 03, 2012

Filed:

Nov. 13, 2008
Applicants:

Takeshi Marumoto, Osaka, JP;

Kiyohide Okamoto, Osaka, JP;

Inventors:

Takeshi Marumoto, Osaka, JP;

Kiyohide Okamoto, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16H 13/06 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A traction-drive type driving-force transmission mechanism includes an output shaft and a sun roller that is rotatable about a first central axis. Shafts having respective second central axes are disposed respectively on corresponding secondary axes, of which is inclined relative to the first central axis in such a manner that each second central axis is aligned with the corresponding secondary axis. A pressing member is coupled to the output shaft. A plurality of speed-reduction rollers are disposed along an outer peripheral surface of the sun roller and are supported by the respective shafts. The pressing member presses each of the speed-reduction rollers against the outer peripheral surface of the sun roller to allow a driving force to be transmitted by a traction force between the sun roller and the speed-reduction roller.


Find Patent Forward Citations

Marumoto, Takeshi. (2012). Traction-drive type driving-force transmission mechanism and image forming apparatus equipped therewith (U.S. Patent No. 8147369). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8147369

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