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.

Date of Patent:
Sep. 20, 2022

Filed:

Aug. 26, 2019
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Sedong Lee, Seoul, KR;

Bumdong Sa, Seoul, KR;

Seseok Seol, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C 21/08 (2006.01); F04C 18/352 (2006.01); F25B 1/04 (2006.01);
U.S. Cl.
CPC ...
F01C 21/0836 (2013.01); F04C 18/352 (2013.01); F25B 1/04 (2013.01); F25B 2500/12 (2013.01);
Abstract

A rotary compressor: a casing; a plurality of bearings provided in an internal space of the casing; at least one cylinder provided between the bearings to form a compression space and has a vane slot; a rolling piston accommodated in the compression space to perform an orbiting movement; at least one vane that is slidably inserted into the vane slot of the cylinder, the at least one vane configured to separate the compression space into a suction chamber and a discharge chamber; a discharge cover including a noise reducing space to accommodate refrigerant discharged from the compression space; and a bypass flow path that allows the noise reducing space of the discharge cover to be connected between a sidewall of the vane slot and a side of the vane facing the sidewall.


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