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:
Apr. 18, 2023
Filed:
Jan. 30, 2019
Robert Bosch Gmbh, Stuttgart, DE;
Alexander Hero, Lehrensteinsfeld, DE;
Armin Merz, Weinstadt, 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 () and a drive (), wherein the housing () has a housing upper part () and a housing lower part (), a compressor chamber () which is circulating in the housing () about an axis of rotation () and has at least one peripheral side channel (), a compressor wheel () located in the housing (), which is rotatably arranged about an axis of rotation () and is driven by the drive (), said compressor wheel () comprising blades () arranged on the periphery thereof in the region of the compressor chamber (), and comprising respectively a gas inlet opening () embodied on the housing () and a gas outlet opening () which are fluidically interconnected via the compressor chamber (), in particular the at least one side channel (). According to the invention, the drive () is designed as an axial field electric motor () which has a stator () and a rotor (), wherein the stator () and the rotor () have a disc-shaped design and are formed so as to move about the axis of rotation (), and wherein the stator () is arranged next to the rotor in the direction of the axis of rotation ().