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:
Oct. 05, 2021
Filed:
Oct. 08, 2018
Enerpac Tool Group Corp., Menomonee Falls, WI (US);
Nathan Adam Hughes, Cottage Grove, WI (US);
Roger Roy Pili, Cambridge, WI (US);
Enerpac Tool Group Corp., Menomonee Falls, WI (US);
Abstract
A drive system for an industrial tool (e.g., a hydraulic torque wrench) includes a cylinder, a first piston, a first rod, a second piston, and a second rod. The cylinder includes a first end, a second end, and a longitudinal axis extending therebetween. The first piston is disposed within the cylinder and movable along the longitudinal axis. The first rod is coupled to the first piston and extends toward the first end of the cylinder. The second piston is disposed within the cylinder and movable along the longitudinal axis. The second rod is coupled to the second piston and extends toward the first end of the cylinder.