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.:
Date of Patent:
Mar. 06, 2007
Filed:
Mar. 29, 2005
Applicant:
Chih-ching Hsien, Taichung, TW;
Inventor:
Chih-Ching Hsien, Taichung, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B 13/46 (2006.01); B25B 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ratchet pipe wrench a C-shaped head including two jaws and a ratchet mechanism is received in the head so as to engage with a C-shaped engaging member rotatably engaged with the space between the two jaws of the head. A C-shaped positioning ring is securely engaged with a groove defined in an inside of the two jaws of the head so that only the engaging member is rotatable relative to the head.