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. 17, 2023
Filed:
Jun. 23, 2020
Parker-hannifin Corporation, Cleveland, OH (US);
Hao Zhang, Twinsburg, OH (US);
Satish Kumar Raju Kalidindi, Mayfield Heights, OH (US);
Steven Huard, New Elm, MN (US);
Yu-Sen Chu, Westlake, OH (US);
Suresh Natarajan, Twinsburg, OH (US);
Brian Burgess, Burleson, TX (US);
Frank Iannizzaro, Canfield, OH (US);
Patrick Toops, Irvine, CA (US);
Robb Fisher, Fort Worth, TX (US);
Parker-Hannifin Corporation, Cleveland, OH (US);
Abstract
An example assembly comprises: a main housing; an electric motor disposed in the main housing and comprising a stator fixedly positioned in the main housing, and a rotor positioned within the stator; a hydraulic pump positioned in the main housing and at least partially within the rotor, wherein the hydraulic pump is configured to receive fluid from an inlet port and provide fluid flow to an outlet port, wherein the hydraulic pump comprises a pump shaft rotatably coupled to the rotor of the electric motor; a controller housing coupled to the main housing; and a motor controller comprising one or more circuit boards disposed within the controller housing and configured to generate electric current to drive the electric motor.