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:
Dec. 30, 2008
Filed:
Jul. 14, 2006
Muniswamappa Anjanappa, Ellicott City, MD (US);
Russ Bohart, Baltimore, MD (US);
Awad Aly Gharib, Cockeysville, MD (US);
Xia Chen, Columbia, MD (US);
Muniswamappa Anjanappa, Ellicott City, MD (US);
Russ Bohart, Baltimore, MD (US);
Awad Aly Gharib, Cockeysville, MD (US);
Xia Chen, Columbia, MD (US);
Easco Hand Tools, Inc., Simsbury, CT (US);
Abstract
An electronic torque wrench for driving a workpiece includes a wrench body having a handle end and a wrench head receiving end. A wrench head a workpiece receiving end and a mounting end, and the mounting end is removably received by wrench head receiving end. A user interface having a processor and a display is mounted on the wrench body. A wrench head sensing device is carried by the wrench head receiving end and includes an electrical connection between the wrench head sensing device and the processor. The wrench head sensing device sends an electrical signal to the processor indicating the presence of the wrench head on the wrench head receiving end.