Scroll type compressor or pump with axial pressure balancing

Details Scroll type compressor or pump with axial pressure balancing Scroll type compressor or pump with axial pressure balancing

1985-09-11

1986-09-16

Vrablik, John J.

Rotary expansible chamber devices

Multistage

418 55, 418 57, F01C 104, F01C 1100

Patent

active

046119752

ABSTRACT:
The problem of axial deflection of scrolls having interfitting vanes in a scroll type apparatus acting as a compressor or a pump due to elevated pressure at the interface between the scrolls is avoided by creating a low pressure zone in a chamber at the interface.

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patent: 4475874 (1984-10-01), Sato

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