Scroll type compressor for gas-injection type refrigerating cycl

Details Scroll type compressor for gas-injection type refrigerating cycl Scroll type compressor for gas-injection type refrigerating cycl

1998-06-03

2000-08-22

Nguyen, Hoang

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

418 99, F01C 102

Patent

active

061062537

ABSTRACT:
In a scroll type compressor to be applied to a gas-injection type refrigerating cycle, an injection port is formed in a pressure receiving surface of a front housing, and a communication port is formed in a pressure transmitting surface of a movable scroll member. A spacer is provided between the pressure receiving surface and the pressure transmitting surface, and is fixed to the pressure receiving surface. The spacer has a penetration hole at a position corresponding to the injection port formed in the pressure receiving surface.

REFERENCES:
patent: 5103652 (1992-04-01), Mizuno et al.
patent: 5447420 (1995-09-01), Caillat et al.
patent: 5720602 (1998-02-01), Hill et al.
patent: 5810573 (1998-09-01), Mitsunaga et al.

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