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:
Dec. 22, 2015
Filed:
Oct. 22, 2012
Danfoss Commercial Compressors, Trevoux, FR;
Patrice Bonnefoi, Saint Didier au Mont D'Or, FR;
Philippe Dugast, Saint Bernard, FR;
DANFOSS COMMERCIAL COMPRESSORS, Trevoux, FR;
Abstract
The refrigeration compressor according to the invention comprises a sealed enclosure containing a compression stage () and provide with a refrigerant inlet and outlet (), the compressor being configured such that under usage conditions, a flow of refrigerant circulates through the refrigerant inlet, the compression stage, and the refrigerant outlet. The compressor has an oil pan () and oil recirculation means arranged to orient the oil contained in the oil pan into the flow of refrigerant when the oil in the oil pan exceeds a predetermined oil level (). The recirculation means include a recirculation line () housed in the sealed enclosure and comprising an inlet port () situated at a height substantially corresponding to the predetermined oil level, an outlet port () emerging in the refrigerant flow, and an intermediate part () connecting the inlet and outlet ports. The intermediate part () includes a first portion () extending below the predetermined oil level ().