Apparatus for use as a gas compressor or blower

Details Apparatus for use as a gas compressor or blower Apparatus for use as a gas compressor or blower

1977-02-14

1977-12-27

Freeh, William L.

Pumps

Expansible chamber type

Pumping member position controlled port

417254, F04B 706, F04B 3902

Patent

active

RE0295035

ABSTRACT:
A gas compressor or blower comprising a cylinder having air intake and exhaust ports; a piston which is rotatably and reciprocably movable in the cylinder; valve means for admitting air into and exhausting air from at least one chamber lying to one side of the piston; a piston shaft to which the piston is secured, the piston shaft passing through seals at the axial ends of the cylinder; means for applying a rotary drive to the piston rod; and a cam arrangement for causing reciprocation of the piston rod as this rotates; the arrangement of ports and valve means being such that as the piston rotates and reciprocates air is induced into the chamber, is compressed in the chamber and then exhausted from the chamber.

REFERENCES:
patent: 1729430 (1929-09-01), Machtolf
patent: 2422789 (1947-06-01), Latham
patent: 3230892 (1966-01-01), Burns

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