Self lubricating, two stage variable compressor

Details Self lubricating, two stage variable compressor Self lubricating, two stage variable compressor

1990-03-02

1990-12-11

Fox, John C.

Pumps

Successive stages

Reciprocating rigid stages

417228, F04B 3902

Patent

active

049765914

ABSTRACT:
A multi-stage compressor having variable volume compression ratios and automatic lubricating features. The multi-stage compressor comprises first and second pistons which are mounted for reciprocal movement in first and second cylinders so as to define a plurality of compression chambers. The pistons are rigidly connected by a connecting rod so as to define between the lubricating pumping chamber for lubricating the piston seals of the multi-stage compressor.

REFERENCES:
patent: 3036529 (1962-05-01), Archer
patent: 4750870 (1988-06-01), Curwey

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