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. 20, 2021
Filed:
Jul. 12, 2017
Poclain Hydraulics Industrie, Verberie, FR;
Julien Engrand, Verberie, FR;
Jean-Philippe Raisin, Verberie, FR;
Stéphane Vidal, Verberie, FR;
Aurélien Ulmer, Verberie, FR;
Dominique Costaz, Verberie, FR;
POCLAIN HYDRAULICS INDUSTRIE, Verberie, FR;
Abstract
A hydraulic apparatus comprising a casing () having arranged therein a hydraulic machine (), a shaft () mounted to rotate relative to the casing () by means of a bearing (), a braking system () having a plurality of brake disks () configured to prevent the shaft () rotating relative to the casing () in selective manner, and a control system () for controlling said braking disks (), the hydraulic system including an irrigation system adapted to cool said brake disks () by means of a fluid, the irrigation system including a fluid inlet () and a fluid outlet (), the hydraulic system being characterized in that the fluid inlet and outlet () of the irrigation system define a fluid flow within the casing in which the braking system () is downstream from the hydraulic machine ().