Compressor with valve unit for controlling suction and discharge

Details Compressor with valve unit for controlling suction and discharge Compressor with valve unit for controlling suction and discharge

1995-09-20

1996-11-26

Freay, Charles G.

Pumps

Expansible chamber type

Having pumping chamber pressure responsive distributor

137856, 137851, 13751611, F04B 3910

Patent

active

055779018

ABSTRACT:
A compressor whose structure is simple, assembling is easy and refrigeration efficiency is improved.
A valve unit of the compressor includes a valve plate 230 in which a suction hole 231 and a discharge hole 234 are formed, a suction valve plate 220 disposed between valve plate 230 and a cylinder block 17, formed with a first opening and closing piece 221 for opening and closing the suction hole, and a discharge plate 240 disposed between valve plate 230 and cylinder head 25, formed with a second opening and closing piece for opening and closing the discharge hole.

REFERENCES:
patent: 2161769 (1939-06-01), Trask
patent: 4911614 (1990-03-01), Kawai et al.
patent: 5074768 (1991-12-01), Kawamura et al.
patent: 5380176 (1995-01-01), Kikuchi et al.

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