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:
Oct. 27, 2020
Filed:
Dec. 28, 2017
Lg Electronics Inc., Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A scroll compressor with a first valve having a first surface to open/close between a first path and a second path; a back pressure chamber assembly or non-orbiting scroll having a third path through which a first pressure refrigerant flows, a fourth path through which refrigerant of a second pressure lower than the first pressure flows, and one end in communication with the third and fourth paths and the other end having a fifth path in communication with a second surface of the first valve; and a second valve provided where the third, fourth, and fifth paths meet and moveable between first and second positions, wherein at the first position the third and fifth paths communicate to supply the first pressure refrigerant toward the second surface, and at the second position the fourth and fifth paths communicate to supply the second pressure refrigerant toward the second surface.