Lubrication and sealing of a free floating piston of hydraulical

Details Lubrication and sealing of a free floating piston of hydraulical Lubrication and sealing of a free floating piston of hydraulical

1981-02-10

1983-06-28

Camby, John J.

Pumps

With intercooler

417244, 417266, 417267, 417404, F04B 2300, F04B 300, F04B 1700

Patent

active

043903223

ABSTRACT:
A double acting multistage hydraulically driven gas compressor using a free floating piston including a hydraulic piston and a number of gas compressing pistons, those gas compressing pistons being sealed by high pressure oil supplied from the hydraulic drive stage.

REFERENCES:
patent: 2991003 (1961-07-01), Petersen
patent: 3165172 (1965-01-01), Baker
patent: 4105372 (1978-08-01), Mishina et al.
patent: 4334830 (1982-06-01), Haavik

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