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US 2012/0067017 A1Published application
Air cleaner arrangements; components; and, methods
AssigneeDonaldson Company, Inc.
InventorsMichel Baseotto, Robert Merckx, Julien Dils, Paul Coulonvaux
Life of this patent
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Abstract
An air cleaner assembly and components therefor are provided. Features are described providing for a cantilevered support of a filter cartridge contained therein, and also, in some examples anti-rotational support. Also, a supported housing seal is shown. A filter cartridge arrangement is described and shown. Methods of assembly and use are also described.
Claims20
An air filter cartridge comprising:
- (a) media surrounding an open filter interior and having first and second ends;
- (b) a first end cap positioned on the media first end;
- (i) the first end cap having a central aperture therein;
- (c) a radially directed seal member positioned on the first end cap;
- (d) a second end cap positioned on the media second end;
- the second end cap including an inner surface and an outer surface;
- (i) the outer surface including a first receiving groove at least 6 mm deep therein;
- (A) the first receiving groove having inner and outer walls;
- (B) the outer wall of the receiving groove being spaced radially inwardly at least 20 mm from the media pack;
- and,
- (ii) the inner surface having a central receiver projecting outwardly away from the first end cap;
- (iii) the central receiver being surrounded by the receiving groove.
9 more elements
An air filter cartridge comprising:
- (a) media surrounding an open filter interior and having first and second ends;
- (b) a liner having a media support and a seal support integral with one another;
- (i) the media surrounding the media support;
- and,
- (ii) the seal support of the liner being positioned in axial overlap with the first end of the media;
- (c) a first, open, end cap having a molded-in-place portion on the first end of the media;
- (i) the seal support on the liner being embedded in a portion of the molded-in-place portion of the first, open, end cap;
- and,
- (ii) the molded-in-place portion of the first, open, end cap defining a radially outwardly projecting housing radial seal positioned in axial overlap with the first end of the media and supported by the seal support;
- and,
- (e) a second, closed, end cap at the second end of the media.
8 more elements
Dependencies are inferred from the claim text.