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. 04, 2014
Filed:
Oct. 29, 2008
Rudi Dittmar, Schmalkalden, DE;
Mario Kempf, Bad Neustadt, DE;
Thomas Grohmann, Meiningen, DE;
Gardner Denver Deutschland GmbH, Bad Neustadt, DE;
Abstract
A side channel compressor for compressing a gas comprises a housing (), a side channel (), located in the housing () and having a cross-sectional area (A), for compressing a gas, a gas inlet opening () formed in the housing (), the gas inlet opening () being in flow connection with the side channel () for introducing a gas, a gas outlet opening () formed in the housing () for discharging the gas to be compressed from the side channel (), wherein the gas outlet opening () is in flow connection with the gas inlet opening () via the side channel (), and an impeller () which is mounted for rotation in the housing () and comprises impeller blades () disposed in the side channel (), wherein the cross-sectional area (A) of the side channel () decreases non-monotonically from the gas inlet opening () towards the gas outlet opening ().