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:
Feb. 20, 2024
Filed:
Mar. 30, 2021
Oet Gmbh, Lustenau, AT;
OET GmbH, Lustenau, AT;
Abstract
The invention relates to a scroll-type positive displacement machine, in particular a scroll compressor, comprising a highpressure chamber (), a low-pressure chamber (), an orbiting displacement spiral (), a counter spiral (), and a counterpressure chamber () which is located between the low-pressure chamber () and the displacement spiral (), the displacement spiral () engaging in the counter spiral () in such a way that, during operation, at least a first and a second compression chamber () for receiving a working medium are temporarily formed, and the displacement spiral () having at least one passage opening () for fluidic connection to the counter-pressure chamber (), wherein the passage opening () is located in the displacement spiral () in such a manner that, during operation, due to the orbiting movement of the displacement spiral (), at least sections of the passage opening () are temporarily arranged in the first compression chamber () and subsequently at least sections of the passage opening are temporarily arranged in the second compression chamber ().