Scroll compressor

Details Scroll compressor Scroll compressor

2004-12-22

2009-11-10

Denion, Thomas E (Department: 3748)

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

C418S055200, C418S060000, C418S210000, C418S215000

Reexamination Certificate

active

07614860

ABSTRACT:
A scroll compressor is provided which has favorable assembling property, does not require a thrust bearing, has a bearing structure for bearing a compression section at both sides thereof and has a simple structure of a scroll. The scroll compressor includes a compression section3constituted of an orbiting scroll31which is provided in a closed container1, and in which volutes are substantially symmetrically formed on both surfaces of an orbiting base plate31B, and a main shaft7is penetrated through and fixed to a center portion thereof, and a pair of fixed scrolls33and34that have the main shaft penetrated through and are placed on both the surfaces of the orbiting scroll, and have volutes which correspond to the respective volutes to respectively form compression chambers32, and a motor2which is provided in the closed container and drives the main shaft, a suction pipe5which is provided in the closed container, and after a suction gas is introduced into the closed container and cools the motor, causes the gas to be sucked into the compression section, and a discharge pipe8which is provided in the closed container and discharges the suction gas compressed by the compression section.

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