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. 09, 2023
Filed:
Aug. 08, 2018
Robert Bosch Gmbh, Stuttgart, DE;
Ralph Leonard Fung, Stuttgart, DE;
Alexander Hero, Lehrensteinsfeld, DE;
Thomas Wieland, Ditzingen, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a side-channel compressor () for a fuel cell system () for conveying and/or compressing a gas, particularly hydrogen, comprising a housing (), the housing () comprising a housing upper part () and a housing lower part (), a compressor chamber () located in the housing (), comprising at least one peripheral side channel (), a compressor wheel () arranged in the housing (), which is rotatably arranged about an axis of rotation (), the compressor wheel () comprising blades () arranged on the periphery thereof in the region of the compressor chamber (), and respectively a gas inlet () embodied in the housing and a gas outlet () which are fluidically interconnected by means of the compressor chamber (), particularly the at least one side channel (). According to the invention, the compressor wheel () comprises a peripheral stop ring () on the periphery thereof, which extends around the compressor wheel () in a rotationally symmetric manner in relation to the axis of rotation ().