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. 26, 2025
Filed:
Jul. 11, 2022
Power Packer North America, Inc., Westfield, WI (US);
Johnny Antonius Jacobus Wiggemans, Oldenzaal, NL;
Marcel Gerardus Maria Nieuwenhuis, Oldenzaal, NL;
Power Packer North America, Inc., Westfield, WI (US);
Abstract
A hydraulic motor pump unit for pressurising a hydraulic fluid in a hydraulic circuit. The motor pump unit includes a motor having a motor stator holding a circular array of coils and a motor rotor having a motor rotor body having an outer circumferential rotor surface holding a circular array of magnets. The motor rotor body is positioned within the motor stator holding the magnets opposite the coils. A pump is drivable connected to the motor rotor. A housing body provided with a pump chamber for housing the pump and a cylindrically shaped coil support for supporting the circular array of coils. The housing comprises at least one housing end cap which is connected to the coil support which housing end cap is provided with a fin pattern for an air cooling of the housing to an environment.