Pumps – With muffler acting on pump fluid
Patent
1980-12-09
1983-07-12
Look, Edward K.
Pumps
With muffler acting on pump fluid
62296, 417424, 417902, F04B 3906
Patent
active
043927890
ABSTRACT:
A hermetically sealed motor-compressor unit for refrigerators, of vertical axis, comprising a container for said motor compressor unit defining a sump for the gravitational collection of oil therein and a motor compressor unit positioned within said container, said compressor unit comprising a casing defining a plate, a cylinder, silencer portions positioned at the end of said cylinder below said plate, upper support means extending upwardly from said plate, perimetral walls extending upwardly along a portion of the plate and lower support means extending downwardly from the plate supporting said motor compressor in said container; an electric motor supported on said upper support means; spherical caps fastened to said silencer portions to form silencers; a cylinder head defining a suction chamber and delivery chamber interconnected to said silencers; a vertical shaft and a lubricating member disposed on the lower end of said shaft and immersed in said sump.
REFERENCES:
patent: 3044688 (1962-07-01), Frank et al.
patent: 3385515 (1968-05-01), Parker
patent: 3486687 (1969-12-01), Ayling
patent: 3857652 (1974-12-01), Thayer
Look Edward K.
Necchi Societa per Azioni
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