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:
Aug. 13, 2019
Filed:
Dec. 19, 2014
Atlas Copco Industrial Technique Ab, Stockholm, SE;
Karl Johan Lars Elsmark, Saltsjö-Boo, SE;
Andris Danebergs, Svärdsjö, SE;
ATLAS COPCO INDUSTRIAL TECHNIQUE AB, Stockholm, SE;
Abstract
A power tool including: a motor; a shaft for delivering a torque to a joint or the like, the shaft being drivingly connected to the motor; and a housing that at least partly houses the motor and the shaft. The shaft includes a longitudinal cavity in which a torque transducer is arranged to measure a torque acting over a portion of the shaft, wherein the longitudinal cavity includes: a first contact surface for torque transferring contact with a first end portion of the torque transducer; and a second contact surface, separated from the first contact surface, for torque transferring contact with a second end portion of the torque transducer, the portion over which the torque is measured being located between the first and second contact surfaces.