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. 21, 1989
Filed:
Nov. 25, 1987
Applicant:
Inventor:
Byung K Kang, Pusan, KR;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81 5743 ; 81 63 ; 81163 ;
Abstract
An automatic controlling socket wrench comprises a body having a handle, a rotating gear member including a pair of jaws which containing a plurality of racks and a worm gear, a controlling wire rope connected to the worm gear and a button, a stopper for stopping the rotating gear, and a cover for covering the rotating gear assembled with the controlling wire rope and stopper. When the button moves forward, the jaws are caused to open, and after the socket wrench is manipulated around an object, by moving to return the button and suspending the stopper, the jaws of the socket wrench are automatically and strongly closed around the object.