Invention Grant
- Patent Title: Ratcheting device for an electronic torque wrench
- Patent Title (中): 用于电子扭力扳手的棘轮装置
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Application No.: US12981617Application Date: 2010-12-30
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Publication No.: US08714057B2Publication Date: 2014-05-06
- Inventor: Muniswamappa Anjanappa , Xia Chen , Nitin Bedi
- Applicant: Muniswamappa Anjanappa , Xia Chen , Nitin Bedi
- Applicant Address: US MD Sparks
- Assignee: Apex Brands, Inc.
- Current Assignee: Apex Brands, Inc.
- Current Assignee Address: US MD Sparks
- Agency: Nelson Mullins Riley & Scarborough, LLP
- Main IPC: B25B23/14
- IPC: B25B23/14 ; B25B23/144 ; B25B23/159

Abstract:
An electronic torque wrench including a wrench body, a wrench head configured to engage a workpiece, a first sensor producing a first output signal, that is proportional to an amount of torque being applied to the workpiece, a grip handle, a second sensor producing a second output signal that is proportional to an amount of rotation being applied to the workpiece, a user interface including an input device for inputting a preset torque value, and a processor for converting the first output signal into a current torque value, comparing the current torque value to the preset torque value, and converting the second output signal into a first angle value through which the workpiece has been rotated after the current torque value exceeds the preset torque value.
Public/Granted literature
- US20110162493A1 RATCHETING DEVICE FOR AN ELECTRONIC TORQUE WRENCH Public/Granted day:2011-07-07
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