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:
May. 05, 2026
Filed:
Jul. 05, 2017
Oerlikon Metco Ag, Wohlen, Wohlen, CH;
Moog Gat Gmbh, Geisenheim, DE;
Alexander Michla, Hohentengen, DE;
Martin Stoeckli, Boswil, CH;
Christian Bohnheio, Wohlen, CH;
Dennis Hoff, Bodenheim, DE;
Peter Stephan, Kesselbach, DE;
OERLIKON METCO AG, WOHLEN, Wohlen, CH;
MOOG GAT GMBH, Geisenheim, DE;
Abstract
A rotary feedthrough for the feedthrough of a powder-gas mixture from a stationary machine part into a rotating machine part, with a seal in the form of two flat circular-ring-shaped sliding seal surfaces arranged one on the other in a sliding manner, which sliding seal surfaces are arranged concentric to the axis of rotation of the rotating machine part and which can be moved apart from each other in the axial direction, so that they form a gap, wherein the seal is embedded in a purge chamber having at least one gas inlet and at least one gas outlet.