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:
May. 17, 1988
Filed:
May. 21, 1987
Applicant:
Inventor:
Bobby W Collins, New Orleans, LA (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81 5739 ; 81 61 ; 81 631 ;
Abstract
A ratcheting hydraulic torque wrench in which the lever arm is provided with a tracking arm guided within a channel in a wrench body. The tool head is divided into a ratcheting portion containing roller drive pins, and a notched portion to allow access to pipe flange nuts.