ROTARY COMPRESSOR

WIPO Patent Application WO/2018/194294

A1

The present invention relates to a compressor comprising: a driving motor; a rotary shaft; a main bearing and a sub bearing fixed to a case, and provided along the rotary shaft; a cylinder fixedly provided between the main bearing and the sub bearing, accommodating a refrigerant in the center portion thereof, and having a suction port and a discharge port respectively formed in the radial direction; a roller of which one side is positioned inside the cylinder so as to come in contact with the inner peripheral surface of the cylinder, and which rotates together with the rotary shaft so as to form a compression space inside the cylinder; and at least two vanes insertively provided in the roller, and protruding by the rotation of the roller so as to divide the compression space into a suction chamber and a compression chamber while coming in contact with the inner peripheral surface of the cylinder, wherein a discharge port groove, which is formed to expand the end portion of the discharge port and increases the flow rate of the compressed refrigerant, is formed at one side of the inner peripheral surface of the cylinder.

JPS59181285	[Title of the device] Rotation compressor
JP2588228	[Title of Invention] Fluid Compressor

KANG SEOUNGMIN (KR)
SHIN JINUNG (KR)
NOH KIYOUL (KR)

PCT/KR2018/003884

October 25, 2018

April 03, 2018

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LG ELECTRONICS INC (KR)

F04C18/344; F04C28/26; F04C29/12

JP2013072429A	2013-04-22
JP2015206337A	2015-11-19
KR100531288B1	2005-11-28
KR100531279B1	2005-11-28
KR100575809B1	2006-05-03

PARK, Jang-Won (KR)

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