Back to results
US 2019/0336902 A1Published application
Filter arrangements; housings; assemblies; and, methods
AssigneeDonaldson Company, Inc.
InventorsPaul Coulonvaux, Johan DeWit, Cary Donald Olson, Thomas Miller, Marty Barris, Wayne Bishop, Donald Engel, Steven Campbell, Johan Fobe
Life of this patent
Estimating the term…
Abstract
Air cleaner and preferred components for an air cleaner are provided. In certain arrangements, a band is mounted to the media pack, surrounding the media. Also, the cartridge is non-circular and includes a seal thereon.
Claims35
1-19. (canceled)
An air filter cartridge comprising:
- (a) a filter media pack having:
- (i) an inlet flow end and an opposite outlet flow end;
- and
- (ii) filter media extending between the inlet flow end and the opposite outlet flow end;
- and
- (b) a radially outwardly directed housing seal arrangement secured to an end of the media pack;
- (i) the housing seal arrangement comprising a seal member mounted on a frame portion;
- and,
- (c) a band defining an interior and having the media pack positioned therein and permanently mounted thereto;
- (i) the band located at an end of the media pack remote from the housing seal arrangement and having a first end, a second end, and two opposite sides extending between the first end and the second end;
- (ii) the band having a ramp-engagable end portion for selective engagement with a housing ramp during installation of the filter cartridge into a housing;
- (iii) the ramp-engageable end portion of the band having an end grid extending thereacross;
- the end grid extending across an end of the media pack remote from the end at which the radially directed housing seal arrangement is located;
- and
- (iv) the band having a projection arrangement to provide for grasping of the band during handling;
- the projection arrangement being in overlap with one of the band first end and the band second end and not in overlap with the other of the band first end and the band second end, and not in overlap with the two opposite band sides;
- (A) the projection arrangement on the band comprising a handle and, having a recess region provided between a portion of the handle and the media pack;
- (v) the band being spaced from, and separate from, the frame portion of the housing seal arrangement.
15 more elements
An air filter cartridge comprising:
- (a) a filter media pack having:
- (i) an inlet flow end and an opposite outlet flow end;
- and
- (ii) filter media extending between the inlet flow end and the opposite outlet flow end;
- and
- (b) a radially outwardly directed housing seal arrangement secured to an end of the media pack;
- (i) the housing seal arrangement comprising a seal member mounted on a frame portion;
- and,
- (c) a band defining an interior and having the media pack positioned therein and permanently mounted thereto;
- (i) the band located at an end of the media pack remote from the housing seal arrangement and having a first end, a second end, and two opposite sides extending between the first end and the second end;
- (ii) the ramp-engageable end portion of the band having an end grid extending thereacross;
- the end grid extending across an end of the media pack remote from the end at which the radially directed housing seal arrangement is located;
- and
- (iv) the band having a projection arrangement to provide for grasping of the band during handling;
- the projection arrangement being in overlap with one of the band first end and the band second end and not in overlap with the other of the band first end and the band second end, and not in overlap with the two opposite band sides;
- (A) the projection arrangement on the band comprising a handle and, having a recess region;
- (B) the projection arrangement includes a platform secured to the band with the recess region provided between the platform and a portion of the band;
- (C) the platform defines a perimeter area of at least 3600 sq. mm;
- and
- (v) the band being spaced from, and separate from, the frame portion of the housing seal arrangement.
17 more elements
Dependencies are inferred from the claim text.