| Patent application number | Description | Published |
|---|
| 20080250766 | Z-Filter Media Pack Arrangement; and, Methods - Z-filter media pack arrangements and methods for providing them are described. Certain aspects concern a cured-in-place seal on an outside of a coiled z-filter media combination. Other aspects concern a cured-in-place center core, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination. | 10-16-2008 |
| 20080264008 | Filter element having sealing members and methods - A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein. | 10-30-2008 |
| 20080307759 | Air Filter Arrangement - An air cleaner arrangement is shown. The air cleaner arrangement includes a serviceable filter cartridge comprising strips of media arranged in a stacked configuration. The strips of media each comprise a corrugated sheet secured to a facing sheet. A preferred filter cartridge positioned within the air cleaner arrangement, is depicted. | 12-18-2008 |
| 20090064646 | Air filter arrangement; assembly; and methods - An air filter arrangement is ( | 03-12-2009 |
| 20090145093 | FILTER ELEMENTS; AIR CLEANER; ASSEMBLY; AND, METHODS - A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided. | 06-11-2009 |
| 20090211450 | FILTER ARRANGEMENT AND METHOD - A filter arrangement includes a filter media pack having a side wall. A ring is oriented around and against the side wall of the filter media pack. The ring includes a band having an interior surface oriented against the side wall of the filter media pack and an opposite exterior surface. A first seal member is secured to the exterior surface of the band. The first seal member is oriented radially from the filter media pack. The filter media pack includes Z-media having an inlet flow face and an opposite outlet flow face. An air cleaner including a housing with a filter element operably installed therein is provided. Methods of installing, filtering, and servicing are described. | 08-27-2009 |
| 20100107577 | Filter elements; air cleaner; assembly; and, methods - A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided. | 05-06-2010 |
| 20100186358 | FILTER ELEMENT HAVING SEALING MEMBERS AND METHODS - A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein. | 07-29-2010 |
| 20100212271 | Filter element, air cleaner, and methods - A filter arrangement includes a filter element, a frame construction secured to the filter element, and a handle member secured to the filter element. In preferred embodiments, the handle member is secured to the frame construction. Preferably, the filter element includes a central core member, wherein fluted filter media is coiled around the central core member. Preferably, the central core member includes a plurality of corrugations, wherein the corrugations mateably engage at least some flutes. Preferably, the handle member is integral with the central core member, and also includes a fastening member for connection to a frame construction on the filter element. Methods for cleaning air and servicing an air cleaner preferably include constructions as described herein. | 08-26-2010 |
| 20110232244 | Z-FILTER MEDIA PACK ARRANGEMENT; AND, METHODS - Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination. | 09-29-2011 |
| 20110265437 | FILTER ELEMENT HAVING SEALING MEMBERS AND METHODS - A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein. | 11-03-2011 |
| 20110296806 | FILTER ELEMENTS; AIR CLEANER; ASSEMBLY; AND, METHODS - A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided. | 12-08-2011 |
| 20120031058 | FILTER ARRANGEMENTS; HOUSINGS; ASSEMBLIES; AND, METHODS - 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. | 02-09-2012 |
| 20120304609 | Z-filter media pack arrangement; and, methods - Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination. | 12-06-2012 |
| 20130097983 | FILTER ELEMENT HAVING SEALING MEMBERS AND METHODS - A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein. | 04-25-2013 |
| 20130239529 | AIR FILTER CARTRIDGE AND AIR CLEANER ASSEMBLY - An air filter arrangement is disclosed. The air filter arrangement includes strips of media comprising fluted sheets secured to facing sheets and forming inlet and outlet flutes secured to one another in a stack. Media pack arrangements including such stacked media with peripheral, perimeter, housing seal arrangements are described. Also described are air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described. | 09-19-2013 |
| 20130239530 | Air Filter Arrangement; Assembly; and, Methods - An air filter arrangement is disclosed. The air filter arrangement includes media comprising corrugated media secured to facing media and forming inlet and outlet flutes secured to one another. Media pack arrangements including such media are described. Also described are filter cartridges including such media packs and air cleaners including the filter cartridges. Advantageous housing seal arrangements having a pinch seal member and forming a trough are described. Methods of assembly and use are also provided. Also, systems of use are described. | 09-19-2013 |
| 20140102055 | FILTER ELEMENT, AIR CLEANER, AND METHODS - A filter arrangement includes a filter element, a frame construction secured to the filter element, and a handle member secured to the filter element. In preferred embodiments, the handle member is secured to the frame construction. Preferably, the filter element includes a central core member, wherein fluted filter media is coiled around the central core member. Preferably, the central core member includes a plurality of corrugations, wherein the corrugations mateably engage at least some flutes. Preferably, the handle member is integral with the central core member, and also includes a fastening member for connection to a frame construction on the filter element. Methods for cleaning air and servicing an air cleaner preferably include constructions as described herein. | 04-17-2014 |
| 20140325947 | FILTER ELEMENTS; AIR CLEANER; ASSEMBLY; AND, METHODS - A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided. | 11-06-2014 |
| 20140338294 | FILTER ELEMENT HAVING SEALING MEMBERS AND METHODS - A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein. | 11-20-2014 |
| 20150068174 | FILTER ELEMENTS; AIR CLEANER; ASSEMBLY; AND, METHODS - A filter cartridge, a safety element and fluid cleaner assembly are described. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The filter cartridge generally comprises z-filter media, arranged in a straight through configuration. Preferred cartridges include a seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Preferred features are described. Methods of assembly and use are also provided. | 03-12-2015 |
