Pumps – With muffler acting on pump fluid
Patent
1974-08-26
1976-11-02
Burns, Wendell E.
Pumps
With muffler acting on pump fluid
181 33K, F04B 2100
Patent
active
039894150
ABSTRACT:
A silencing housing for enclosing a machine plant having at least one external cooler, for instance a compressor unit, which housing being divided into a primary chamber for accomodating the machine and a secondary chamber communicating with said primary chamber. Within the secondary chamber there are located a cooler and a ventilator. The ventilator is arranged to accomplish a ventilating air flow through the primary chamber as well as an air flow through the cooler within the secondary chamber. To this end the primary chamber is provided with one air inlet opening and the secondary chamber is provided with one air inlet opening and one air outlet opening. For adapting the housing to a machine plant having two external coolers it is provided with a tertiary chamber as well wherein the additional cooler is disposed. A second ventilator is arranged to establish an air flow through the additional cooler, which air flow extends out of the housing through an air outlet opening disposed in said tertiary chamber. All air in- and outlet openings of the housing being provided with sound traps.
REFERENCES:
patent: 3478958 (1969-11-01), Hinck et al.
patent: 3642092 (1972-02-01), Cederbaum
patent: 3815965 (1974-06-01), Ostwald
patent: 3856439 (1974-12-01), Moehrbach
Van-Hee Michel
Ysewijn Henri
Atlas Copco Aktiebolag
Burns Wendell E.
Munson Eric Y.
Reynolds David D.
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