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.

Date of Patent:
Nov. 03, 2020

Filed:

Mar. 13, 2019
Applicants:

Hongfujin Precision Electronics (Zhengzhou) Co., Ltd., Zhengzhou, CN;

Hon Hai Precision Industry Co., Ltd., New Taipei, TW;

Inventors:

Eddy Liu, New Taipei, TW;

Po-Lin Su, New Taipei, TW;

Jie-Peng Kang, Zhengzhou, CN;

Xue-Rui Deng, Zhengzhou, CN;

Liu-Ming Zhang, Zhengzhou, CN;

Wei-Wei Hao, Zhengzhou, CN;

Su-Min Li, Zhengzhou, CN;

Guang-Xing Wang, Zhengzhou, CN;

Rui Li, Zhengzhou, CN;

Jie Lai, Zhengzhou, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 3/14 (2006.01); B25B 23/147 (2006.01); G01L 1/04 (2006.01);
U.S. Cl.
CPC ...
G01L 3/14 (2013.01); B25B 23/147 (2013.01); G01L 1/048 (2013.01);
Abstract

A device to sense degree of twist in a screwdriver and the magnitude of force applied includes a contacting portion, a deformation portion, a sensing portion, and a processor. The contacting portion receives a grip and twist pressure through the deformation portion which is tiltedly fixed to the contacting portion. The deformation portion carries the sensing portion and elastically deforms under the force and/or the torsion. The sensing portion detects a deformation of the deformation portion and generates a corresponding electrical signal. The processor receives the signal and determines the values of the twist caused and the force applied.


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