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 8574115 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 05, 2013

Filed:

Jun. 22, 2011
Applicants:

Masatoshi Atsumi, Hikone, JP;

Yutaka Yamada, Hikone, JP;

Kenichiro Inagaki, Hikone, JP;

Inventors:

Masatoshi Atsumi, Hikone, JP;

Yutaka Yamada, Hikone, JP;

Kenichiro Inagaki, Hikone, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electric power tool includes a cylindrical reducer case accommodating the speed reduction mechanism. The speed reduction mechanism includes a planetary gear train and a movable member which is axially slidable to be engaged with or disengaged from the planetary gear train. The electric power tool includes the reducer case including a slide hole formed through a sidewall of the reducer case and axially extended and a rotary plate which is rotatable around a periphery of the reducer case about the axis, the rotary plate including an operation slot formed axially obliquely and overlapped with the slide hole; a supporting member radially outwardly protruded from the movable member and extended through the slide hole and the operation slot; and a biasing unit for applying a pressing force to the supporting member in a moving direction of the supporting member when the rotary plate is rotated to a position.


Find Patent Forward Citations

Atsumi, Masatoshi. (2013). Electric power tool (U.S. Patent No. 8574115). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8574115

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