Method and apparatus for controlling compressor valves in a pist

Details Method and apparatus for controlling compressor valves in a pist Method and apparatus for controlling compressor valves in a pist

1997-05-06

1999-11-23

Freay, Charles G.

Pumps

Processes

417218, F04B 1922

Patent

active

059889853

ABSTRACT:
A method and apparatus for reducing the loading impact between a sealing element in a suction valve of a piston compressor with a valve stop, wherein the sealing element is forcibly opened using a control device shortly before attaining pressure balance between cylinder and suction chambers of the compressor.

REFERENCES:
patent: 4325677 (1982-04-01), Nonnenmacher
patent: 4892465 (1990-01-01), Born et al.
patent: 4976106 (1990-12-01), Noerskau et al.
patent: 5533867 (1996-07-01), Strenzke
patent: 5588805 (1996-12-01), Geringer
patent: 5622478 (1997-04-01), Elliott et al.

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