Air filter and air filter container

Details Air filter and air filter container Air filter and air filter container

1979-11-27

1981-07-14

Lacey, David L.

Gas separation

Plural serial basically diverse separating media

Plural stages in unitary casing

55323, 55482, 55492, 55498, 55502, 210342, 210444, 210450, 210451, 2103232, 220287, B01D 5000, B65D 5116

Patent

active

042784557

ABSTRACT:
A container for air filters adapted to selectively house one or the other of at least two different primary filter elements having different diameters and different lengths, the container having a cylindrical body closed at one end by a fixed cap and closed at its opposite end by a removable cap, an air inlet in the container body and a centrally disposed air outlet in the fixed cap, the fixed cap being provided with a plurality of concentric annular sealing surfaces surrounding the air outlet, each such surface forming a seat for a different size primary filter element, centering means being provided to center each different primary filter element in the container, together with adjustable means for securing each different primary filter element in the container with its end in sealing contact with the corresponding sealing surface, provision being made for a secondary filter element.

REFERENCES:
patent: 3672130 (1972-06-01), Sullivan et al.
patent: 3745753 (1973-07-01), Risse
patent: 4020783 (1977-05-01), Anderson et al.
patent: 4135899 (1979-01-01), Gauer

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