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:
Apr. 30, 2013
Filed:
Mar. 31, 2008
Sang-myung Byun, Changwon-shi, KR;
Seung-jun Lee, Changwon-shi, KR;
Yun-hi Lee, Gimhae-shi, KR;
Yoon-sung Choi, Seoul, KR;
Sang-Myung Byun, Changwon-shi, KR;
Seung-Jun Lee, Changwon-shi, KR;
Yun-Hi Lee, Gimhae-shi, KR;
Yoon-Sung Choi, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
The present invention provides a 2 stage rotary compressor including a hermetic container (), an electric motor () composed of an stator (), a rotor () and a rotation axis (), a low pressure compression assembly () including a low pressure cylinder (), a high pressure compression () assembly including a high pressure cylinder (), a middle plate () for separating the low pressure cylinder () from the high pressure cylinder (), middle pressure communication holes () formed in the low pressure cylinder () and the middle plate () to communicate with each other, and a middle pressure inflow groove () formed in the high pressure cylinder () to communicate with the communication holes () of the low pressure cylinder () and the middle plate ().