IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0651751
(2007-01-10)
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등록번호 |
US-7625419
(2009-12-16)
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발명자
/ 주소 |
- Nelson, Benny Kevin
- Reichter, Gregory L.
- Boehrs, Bruce Allen
- Wendt, Paul Anthony
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출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
64 인용 특허 :
131 |
초록
▼
An air filter arrangement, an air cleaner assembly including the air filter arrangement and methods of assembly and use are described. An air filter arrangement comprising a serviceable filter cartridge is described. The typical cartridge includes a recessed first flow face and an opposite outwardl
An air filter arrangement, an air cleaner assembly including the air filter arrangement and methods of assembly and use are described. An air filter arrangement comprising a serviceable filter cartridge is described. The typical cartridge includes a recessed first flow face and an opposite outwardly projecting second flow face, with a central apex. Features of the cartridge, and an air cleaner for installation into the cartridge, are described.
대표청구항
▼
What is claimed is: 1. An air filter cartridge comprising: (a) a media pack arrangement comprising a plurality of flutes extending between an inlet face and an outlet face; (i) the flutes including: a first set of inlet flutes open adjacent the inlet face and closed adjacent the outlet face; and, a
What is claimed is: 1. An air filter cartridge comprising: (a) a media pack arrangement comprising a plurality of flutes extending between an inlet face and an outlet face; (i) the flutes including: a first set of inlet flutes open adjacent the inlet face and closed adjacent the outlet face; and, a second set of outlet flutes open adjacent the outlet face and closed adjacent the inlet face; (ii) the media pack arrangement having first and second, opposite, side ends; (b) a first, molded-in-place, side piece secured to the first side end of the media pack arrangement; (i) the first, molded-in-place, side piece having a downstream edge with a central apex and end edges on opposite sides of the apex; (c) a second, molded-in-place, side piece secured to the second side end of the media pack arrangement; (i) the second, molded-in-place, side piece having a downstream edge with a central apex and end edges on opposite sides of the apex; and, (d) a housing seal arrangement secured in position in extension around the media pack arrangement and the first and second molded-in-place side pieces. 2. An air filter cartridge according to claim 1 wherein: (a) the inlet face of the media pack arrangement is non-planar and has a recess region therein; and, (b) a handle arrangement is positioned projecting outwardly from the recess region of the inlet face. 3. An air filter cartridge according to claim 1 wherein: (a) the media pack arrangement includes first and second, slanted, stacks of strips of single facer media; (i) the first, slanted, stack of strips of single facer media being positioned with each strip positioned stepped down from a next, adjacent, outer strip to form an inwardly slanted inlet face section and an outwardly slanted outlet face section; (ii) the second, slanted, stack of strips of single facer media being positioned with each strip positioned stepped down from a next, adjacent, outer strip to form an inwardly slanted inlet face section and an outwardly slanted outlet face section; and, (iii) the first, slanted, stack of strips is positioned within the media pack arrangement: with the slanted inlet face section of the first slanted stack of strips facing the slanted inlet face section of the second slanted stack of strips; and, with the slanted outlet face section of the first slanted stack of strips directed away from the slanted outlet face section of the second slanted stack of strips. 4. An air filter cartridge according to claim 3 wherein: (a) the first and second, slanted, stacks of strips each comprise the same number of strips. 5. An air filter cartridge according to claim 3 including: (a) a center piece positioned between the first and second, slanted, stacks of strips. 6. An air filter cartridge according to claim 5 wherein: (a) the center piece includes: a center board section positioned between the first and second, slanted, stacks, and, first and second, spaced, handle members projecting from the center board section in a direction outwardly from the recess region of the inlet face of the media pack arrangement in a direction opposite the outlet face of the media pack arrangement. 7. An air filter cartridge according to claim 6 wherein: (a) the first, slanted, stack has a first side surface comprising facing sheet and a second, opposite, side surface comprising fluted sheet; and, (b) the second, slanted, stack has a first side surface comprising facing sheet and a second, opposite, side surface comprising fluted sheet; (c) the first, slanted, stack being secured to the center board section, of the center piece, with the second side surface comprising fluted sheet directed toward the center board section and with a first sealant bead therebetween; and, the second slanted stack being secured to the center board section of the center piece, with the second side surface comprising fluted sheet directed toward the center board section with a second sealant bead therebetween. 8. An air filter cartridge according to claim 1 wherein: (a) each molded-in-place side piece has five (5) edge sections comprising: a top edge; an opposite, parallel, bottom side edge; a front edge extending between the top and bottom edges in a direction perpendicular thereto; and, a pair of rear edges each extending at an internal angle within the range of 50° to 150°, inclusive, relative to an adjacent one of the top and bottom edges, to form the end edges on opposite sides of the central apex of the associated one of the molded-in-place side pieces. 9. An air filter cartridge according to claim 8 including: (a) a handle arrangement that includes at least one handle member having a front edge and having finger aperture arrangement therein; (i) the at least one handle member being positioned with the front edge not projecting outwardly from the front edge of each molded-in-place side piece. 10. An air filter cartridge according to claim 1 including: (a) an outer screen secured to the filter cartridge in extension over: an upper side surface; an opposite lower side surface; and, the outlet face of the media pack arrangement; (i) the outer screen not extending over the inlet face of the media pack arrangement. 11. An air filter cartridge according to claim 10 wherein: (a) the outer screen comprises a flexible, bi-planar, screen. 12. An air filter cartridge according to claim 1 wherein: (a) the housing seal arrangement comprises a base section and a compression section; (i) the compression section being supported on the base section with a receiver space positioned between a portion of the compression section and the media pack arrangement. 13. An air filter cartridge according to claim 12 wherein: (a) the compression section of the housing seal arrangement includes: a downstream tip; an outer, annular, surface portion; and, an opposite inner surface portion; the outer, annular, surface portion and the inner surface portion converging toward one another in extension toward the downstream tip. 14. An air filter cartridge according to claim 13 wherein: (a) an angle of convergence between the outer, annular, surface portion and the inner surface portion is within the range of 5° to 8°, inclusive. 15. An air cleaner assembly comprising: (a) a housing having an interior and comprising an inlet section and an outlet section; and (b) an air filter cartridge according to claim 1 operable positioned within the housing interior. 16. An air cleaner assembly according to claim 15 wherein: (a) the inlet section of the housing includes a central vane with an apex directed into the outlet section; (b) the inlet face of the media pack arrangement includes a recess region therein; and, (c) the filter cartridge is positioned with the apex of the central vane of the inlet section directed into the central recess region of a face of the media pack arrangement. 17. An air cleaner assembly according to claim 15 wherein: (a) the outlet section of the housing includes a seal receiver arrangement having an inner wall projection, an outer wall projection and a central seal projection; and, (b) the filter cartridge includes a housing seal arrangement comprising a base section and a compression section; the base section supporting the compression section with a portion of the compression section spaced from the media pack arrangement forming a receiver space; (c) the filter cartridge being positioned with: (i) the inner wall projection of the seal receiver arrangement projecting into the receiver space between a portion of the compression section and the media pack arrangement; and, (ii) the compression section of the housing seal arrangement compressed between the housing inlet and outlet sections, with the central seal projection pressed into the compression section. 18. An air cleaner assembly according to claim 15 wherein: (a) the housing outlet section includes opposite side walls; (i) each side wall including a v-shaped end receiver with a central apex projecting downstream; (b) the filter cartridge includes molded-in-place side pieces, each having an edge with a central apex; (i) the filter cartridge being positioned in the housing with the edge of each molded-in-place side piece having a central apex directed into an inside of an associated one of the v-shaped end receivers. 19. An air filter cartridge comprising: (a) a media pack arrangement comprising two slanted stacks of single facer strips positioned on opposite sides of a center piece and defining: (i) an inlet face with a recessed central region; and, (ii) an outlet face with a central projection; (iii) the center piece including a handle arrangement projecting outwardly from the inlet face; and, (b) a housing seal arrangement positioned in extension around the media pack arrangement adjacent the upstream face. 20. An air filter cartridge according to claim 19 including: (a) first and second, opposite, side end pieces, molded-in-place on opposite side ends of the media pack arrangement; (i) the housing seal arrangement extending over the first and second side end pieces. 21. An air filter cartridge comprising: (a) a media pack arrangement comprising strips of single facer media and first and second, opposite, flow faces; (i) the first flow face having a central recess therein formed by strips of single facer media forming a face having an inwardly directed v-shape; and, (ii) the second flow face having a central projection therein formed by strips of single facer media forming a face having an outwardly directed v-shape. 22. An air filter cartridge according to claim 21 wherein: (a) the media pack arrangement comprises first and second slanted stacks of single facer strips; (i) the first and second slanted stacks each having first and second, opposite, flow faces; (A) the first flow face of the first slanted stack being oriented angled toward the first flow face of the second slanted stack; and, (B) the second flow face of the first slanted stack being oriented angled away from the second flow face of the second slanted stack. 23. An air filter cartridge according to claim 22 wherein: (a) the first and second slanted stacks are positioned on opposite sides of a center piece. 24. An air filter cartridge according to claim 22 wherein: (a) the first and second stacks have a same number of single spacer strips and are positioned within the air filter cartridge as mirror images of one another. 25. An air filter cartridge according to claim 23 wherein: (a) the center piece includes a flat, impermeable, section to which the first and second slanted stacks are secured. 26. An air filter cartridge according to claim 23 wherein: (a) the first slanted stack includes a fluted side; (b) the second slanted stack includes a fluted side; and, (c) the first and second slanted stacks are secured to the centerpiece with a fluted side of each adjacent the centerpiece. 27. An air filter cartridge according to claim 21 wherein: (a) the first flow face has an internal v-angle within the range of 50° to 150° inclusive; and, (b) the second flow face has an internal v-angle within the range of 50° to 150° inclusive. 28. An air filter cartridge according to claim 21 including: (a) first and second molded-in-place end pieces secured to opposite side ends of the media pack arrangement. 29. An air filter cartridge according to claim 28 wherein: (a) each molded-in-place end piece includes a first edge extending perpendicularly to a flow direction through the media pack arrangement; and, a second edge, opposite the first edge, having a v-shape with a central, outwardly projecting, apex and opposite side sections; (i) the second edge of the end pieces having an internal angle within the range of 50° to 150°, inclusive. 30. An air filter cartridge according to claim 21 wherein: (a) the media pack arrangement includes a housing seal arrangement thereon. 31. An air filter cartridge according to claim 21 wherein: (a) the first flow face is an inlet flow face; and, (b) the second flow face is an outlet flow face. 32. An air filter cartridge according to claim 21 wherein: (a) the second flow face is an inlet flow face; and, (b) the first flow face is an outlet flow face. 33. An air cleaner assembly comprising: (a) a media pack arrangement including stacked strips of single facer media and having first and second, opposite, flow faces; (i) the first flow face having a v-shaped recess therein; and, (ii) the second flow face having a v-shaped projection thereon; (b) a preform arrangement adhesively secured to the media pack arrangement; (i) the preform including a flow outlet. 34. An air cleaner assembly according to claim 33 wherein: (a) the preform includes a rim section circumscribing the media pack arrangement. 35. An air cleaner assembly according to claim 34 wherein: (a) the flow outlet arrangement in the preform includes two spaced outlet members. 36. An air cleaner assembly according to claim 33 wherein: (a) the first flow face is an outlet flow face; and (b) the second flow face is an inlet flow face. 37. An air cleaner assembly according to claim 33 wherein: (a) the media pack arrangement includes molded-in-place end pieces on opposite ends thereof. 38. An air filter cartridge comprising: (a) a media pack arrangement comprising a plurality of flutes extending between an inlet face and an outlet face; (i) the flutes including: a first set of inlet flutes open adjacent the inlet face and closed adjacent the outlet face; and, a second set of outlet flutes open adjacent the outlet face and closed adjacent the inlet face; (ii) the media pack arrangement having first and second, opposite, side ends; (b) a first, molded-in-place, side piece secured to the first side end of the media pack arrangement; (i) the first, molded-in-place, side piece having an edge with a central apex and end edges on opposite sides of the apex; (c) a second, molded-in-place, side piece secured to the second side end of the media pack arrangement; (i) the second, molded-in-place, side piece having an edge with a central apex and end edges on opposite sides of the apex; and, (d) a housing seal arrangement secured in position in extension around the media pack arrangement and the first and second molded-in-place side pieces. 39. An air filter cartridge comprising: (a) a media pack arrangement comprising two slanted stacks of single facer strips positioned on opposite sides of a center piece and defining: (i) a first flow face with a recessed central region; and, (ii) a second flow face with a central projection; (iii) the center piece including a handle arrangement projecting outwardly from the first face; and, (b) a housing seal arrangement positioned in extension around the media pack arrangement adjacent the first face.
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