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:
May. 31, 2022
Filed:
Jan. 06, 2020
Lg Electronics Inc., Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A vane rotary compressor may include a cylinder provided with at least one outlet port; a plurality of bearings coupled to both sides of the cylinder in an axial direction of the cylinder to form a compression space together with the cylinder; a rotational shaft radially supported by the plurality of bearings; a roller rotatably coupled to the rotational shaft and provided with a plurality of vane slots formed in a circumferential direction, each having a first end opened to an outer circumferential surface thereof; a plurality of vanes slidably inserted into the plurality of vane slots of the roller, respectively, and protruding toward an inner circumferential surface of the cylinder to partition the compression space into a plurality of compression chambers, respectively; a discharge valve coupled to the cylinder to open and close the at least one outlet port; and at least one bypass hole formed in at least one of the plurality of bearings or formed in the cylinder to bypass a portion of refrigerant compressed in the compression chamber.