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:
Nov. 15, 2022
Filed:
Nov. 03, 2020
Danfoss Commercial Compressors, Trevoux, FR;
Remi Bou Dargham, Villeurbanne, FR;
Arnaud Daussin, Trevoux, FR;
Dominique Gross, Jassans Riottier, FR;
Danfoss Commercial Compressors, Trevoux, FR;
Abstract
The scroll compressor comprises a fixed scroll having a fixed end plate and a fixed spiral wrap extending from the fixed end plate; an orbiting scroll () having an orbiting end plate and an orbiting spiral wrap extending from the orbiting end plate, the fixed spiral wrap and the orbiting spiral wrap meshing with each other to form compression chambers; a vertical drive shaft () having a crankpin () at an upper end portion of the vertical drive shaft (), the crankpin () including an outer circumferential surface () cooperating with an orbiting scroll bearing (). The crankpin () includes a recess () formed in an axial end face () of the crankpin (), the recess () and an upper portion () of the outer circumferential surface () defining therebetween a circumferential wall () extending along at least a part of the circumference of the crankpin (), the circumferential wall () being deformable in a radial direction during operation of the scroll compressor.