Variable volume clearance chamber for compressors

Details Variable volume clearance chamber for compressors Variable volume clearance chamber for compressors

1975-05-14

1976-08-03

Freeh, William L.

Pumps

Condition responsive variable volumetric capacity expansible...

Valved clearance chamber

92 605, F04B 4900

Patent

active

039726525

ABSTRACT:
The improved clearance pocket or chamber for compressors described in this specification includes a hollow housing attached to the cylinder of the compressor. The housing is divided into two clearance chambers and into three power chambers. A valve member located in the housing is movable to provide communication between the compressor cylinder and one or both of the clearance chambers. Movable pistons operably arranged with respect to the valve member are located in the power chambers to position the valve member in the desired position. Suitable fluid power means is connected with the power chambers to cause the desired movement of the pistons.

REFERENCES:
patent: 1588256 (1926-06-01), Metzgar
patent: 1867681 (1932-07-01), Simson
patent: 2004474 (1935-06-01), Schaer
patent: 2197158 (1940-04-01), Saharoff

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