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:
Mar. 10, 2026
Filed:
Dec. 23, 2020
Schunk Carbon Technology Gmbh, Bad Goisern, AT;
Stephen Matthey, Abersee, AT;
Marco Etzlstorfer, Bad Goisern, AT;
Joachim Kurz, Bad Goisern, AT;
Florian Huber, Bad Ischl, AT;
Markus Weber, Bad Goisern, AT;
Ludwig Kain, Bad Goisern, AT;
SCHUNK CARBON TECHNOLOGY GMBH, Bad Goisern, AT;
Abstract
A discharge device for discharging electric currents from a rotor part of a machine, said rotor part having a shaft, the discharge device comprising an axially displaceable contact element, which is at least partly accommodated in a guide, for forming an electroconductive sliding contact between a sliding contact surface of the contact element and a shaft contact surface of the shaft, the sliding contact surface being provided for forming the sliding contact, the contact element being electroconductively connected to the guide and/or a retaining element of the machine, and the contact element being prestressed towards the shaft contact surface by means of a spring element, the contact element being at least partly wetted with an oily fluid, in particular at least in the area of its sliding contact surface.