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:
Sep. 01, 2015

Filed:

Jan. 18, 2013
Applicant:

New Way Tools Co., Ltd., Taichung, TW;

Inventor:

Ping-Wen Huang, Taichung, TW;

Assignee:

New Way Tools Co., Ltd., Taichung, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B25B 13/46 (2006.01); B25B 13/48 (2006.01);
U.S. Cl.
CPC ...
B25B 13/463 (2013.01); B25B 13/481 (2013.01);
Abstract

A ratchet wrench includes a head. A gear wheel, a first pawl, and a second pawl are disposed in a chamber defined in the head. The gear wheel has an outer periphery thereof including a plurality of teeth extended circumferentially outwardly therefrom. The first and second pawls each include a lateral side thereof including third and fourth plurality of teeth respectively extended outwardly therefrom. The first and second pawls are disposed one above the other. The first and second pawls are respectively biased by first and second biasing mechanisms. The first and second pawls are alternatively engaged with the gear wheel when it is operably turned.


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