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:
Jul. 16, 2019
Filed:
Oct. 13, 2014
Liebherr-components Biberach Gmbh, Biberach an der Riss, DE;
Marijo Mendes, Ulm, DE;
Johann Lis, Riedlingen, DE;
Stefan Duelli, Eberhardzell, DE;
Roland Widmann, Unlingen, DE;
Liebherr-Components Biberach GmbH, Biberach an der Riss, DE;
Abstract
The present invention relates to a drive apparatus for a wheel of a work machine, having an electric motor which comprises a rotor which is rotatably received in a stator and which is supported at bearing plates which are arranged at the end side and between which coil head spaces are provided for receiving coil heads, wherein a cooling apparatus for cooling of the stator and the rotor comprises at least one coolant path through the coil head spaces which is suppliable with coolant from a peripheral side via a coolant inlet preferably provided at a peripheral side.