IP Library Granted Patent US 8,641,795
Granted Patent B2
US 8,641,795 · App. 13/729,660 · Granted Feb 4, 2014

Filter arrangements; housing; assemblies; and, methods

Inventors: Paul Coulonvaux (Brussels, BE); Johan Dewit (Hamme-Mile, BE); Cary Olson (Eagan, MN); Thomas Miller (Eagan, MN); Marty Barris (Lakeville, MN); Wayne Bishop (St. Louis Park, MN); Donald Engel (Prior Lake, MN); Steven Campbell (Bloomington, MN); Johan Fobe (Leuven, BE)
Assignee: Donaldson Company, Inc.
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Quick Facts
Patent No.
US 8,641,795
App. No.
13/729,660
Granted
Feb 4, 2014
Kind
B2
Abstract

Air cleaner and preferred components for an air cleaner are provided. In certain arrangements, a band is permanently mounted to the media pack, surrounding the media. Also, the cartridge is non-circular and includes a radial seal thereon.

Claims (26)

1. A safety filter element for use in an air cleaner assembly; the safety element comprising:

(a) an outer skirt having two opposite curved ends, and two, opposite, sides;

(b) pleated media positioned surrounded by the skirt;

(c) a radial seal positioned on the skirt; and

(d) a projection extending outwardly from a first one of the curved ends, in a direction opposite a second one of the curved ends, by a distance of at least 5 mm;

(i) the projection extending radially outwardly beyond the seal and radially outwardly from adjacent portions of the first one of the curved ends.

2. A safety filter element according to claim 1 including:

(a) a handle spaced from the projection.

3. A safety filter element according to claim 2 wherein:

(a) the handle includes an opening therethrough.

4. A safety filter element according to claim 2 wherein:

(a) the projection extends in the direction opposite the second one of the curved ends by a distance of at least 10 mm.

5. A safety filter according to claim 3 wherein:

(a) the projection has a width, in a direction corresponding to a direction between the opposite sides of the outer skirt, of at least 10 mm.

6. A safety filter according to claim 5 wherein:

(a) the projection has a width, in a direction corresponding to a direction between the opposite sides of the outer skirt, of at least 20 mm.

7. A safety filter according to claim 6 wherein:

(a) the projection has a width, in a direction corresponding to a direction between the opposite sides of the outer skirt of 25-80 mm.

8. A safety filter according to claim 3 wherein:

(a) the projection includes ribs.

9. A safety filter according to claim 3 wherein:

(a) the pleats of the pleated media extend in a direction between the curved ends of the outer skirt.

10. A safety filter according to claim 1 wherein:

(a) the pleats of the pleated media extend in a direction between the curved ends of the outer skirt.

11. A safety filter element according to claim 1 wherein:

(a) the projection extends in a direction opposite the second one of the curved ends by a distance of at least 10 mm.

Continuity (6)
Continuation 13022188 · Feb 7, 2011
Continuation 11587882
Provisional Application 60567121 · Apr 30, 2004
Provisional Application 60604549 · Aug 25, 2004
Provisional Application 60649301 · Feb 1, 2005
Related Publication 20130111858A1 · May 9, 2013