Scroll compressor

Details Scroll compressor Scroll compressor

2006-07-11

2006-07-11

Trieu, Theresa (Department: 3748)

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

C418S055200, C418S075000, C418S183000, C418S186000

Reexamination Certificate

active

07074023

ABSTRACT:
A scroll compressor enabling decrease of a flow path loss in a communication groove extending from a suction port toward a suction chamber to decrease a loss of suction power is disclosed. In the scroll compressor, a movable scroll is provided so as to perform a swivel motion relative to a fixed scroll, a fixed scroll lap and a movable scroll lap are engaged with each other to form a suction chamber and compression chambers, a suction port communicating with the suction chamber is formed in the fixed scroll, and a communication groove extending from the suction port toward the suction chamber is formed in the fixed scroll. The communication groove has a shape such that the bottom thereof is inclined so as to become shallower from the suction port side to the suction chamber side.

REFERENCES:
patent: 4608002 (1986-08-01), Hayase et al.
patent: 4889471 (1989-12-01), Izunaga et al.
patent: 5501584 (1996-03-01), Yamamoto et al.
patent: 6494696 (2002-12-01), Terai et al.
patent: 6589035 (2003-07-01), Tsubono et al.
patent: 08074760 (1996-03-01), None
patent: 11-336678 (1999-12-01), None
patent: 2000097175 (2000-04-01), None

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