CA2550710C - Self-spacing pleated filter insert - Google Patents
Self-spacing pleated filter insert Download PDFInfo
- Publication number
- CA2550710C CA2550710C CA2550710A CA2550710A CA2550710C CA 2550710 C CA2550710 C CA 2550710C CA 2550710 A CA2550710 A CA 2550710A CA 2550710 A CA2550710 A CA 2550710A CA 2550710 C CA2550710 C CA 2550710C
- Authority
- CA
- Canada
- Prior art keywords
- filter
- length
- pleated filter
- insert
- pleated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 claims description 13
- 238000009998 heat setting Methods 0.000 claims description 10
- -1 polypropylene Polymers 0.000 claims description 9
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 8
- 230000035699 permeability Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229920005669 high impact polystyrene Polymers 0.000 description 2
- 239000004797 high-impact polystyrene Substances 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 239000011093 chipboard Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
- B01D46/523—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with means for maintaining spacing between the pleats or folds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
- B01D29/07—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported with corrugated, folded or wound filtering sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2265/02—Non-permanent measures for connecting different parts of the filter
- B01D2265/028—Snap, latch or clip connecting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2275/20—Shape of filtering material
- B01D2275/203—Shapes flexible in their geometry, e.g. bendable, adjustable to a certain size
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S55/00—Gas separation
- Y10S55/31—Filter frame
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24628—Nonplanar uniform thickness material
- Y10T428/24669—Aligned or parallel nonplanarities
- Y10T428/24686—Pleats or otherwise parallel adjacent folds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24628—Nonplanar uniform thickness material
- Y10T428/24669—Aligned or parallel nonplanarities
- Y10T428/24694—Parallel corrugations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/746,832 | 2003-12-24 | ||
| US10/746,832 US7150774B2 (en) | 2003-12-24 | 2003-12-24 | Self-spacing pleated filter insert |
| PCT/US2004/042463 WO2005065804A1 (en) | 2003-12-24 | 2004-12-16 | Self-spacing pleated filter insert |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2550710A1 CA2550710A1 (en) | 2005-07-21 |
| CA2550710C true CA2550710C (en) | 2012-10-02 |
Family
ID=34700676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2550710A Expired - Fee Related CA2550710C (en) | 2003-12-24 | 2004-12-16 | Self-spacing pleated filter insert |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7150774B2 (enExample) |
| EP (1) | EP1697021A1 (enExample) |
| JP (1) | JP2007516830A (enExample) |
| KR (1) | KR20060126731A (enExample) |
| CN (1) | CN1898006A (enExample) |
| CA (1) | CA2550710C (enExample) |
| MX (1) | MXPA06007214A (enExample) |
| TW (1) | TW200528172A (enExample) |
| WO (1) | WO2005065804A1 (enExample) |
Families Citing this family (69)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7571721B2 (en) * | 2005-09-14 | 2009-08-11 | Franklin Machines Products | Baffle-type grease filter for kitchen ventilators |
| US7837756B2 (en) * | 2007-04-05 | 2010-11-23 | Aaf-Mcquay Inc. | Filter with ePTFE and method of forming |
| US7951229B2 (en) * | 2007-09-11 | 2011-05-31 | Columbus Industries, Inc. | Air filter formed from slit and expanded layers of electrostatically enhanced material |
| US20090188856A1 (en) * | 2007-10-20 | 2009-07-30 | Robb Benson | Externally Centering Filter Element or Cartridge and Housing and System Utilizing the Same |
| CL2008002533A1 (es) * | 2007-10-20 | 2009-10-09 | Porous Media Corp | Un conjunto de filtro que comprende una carcasa hueca abierta por lo menos en un extremo por lo menos un miembro de cierre que cierra el por el por lo menos un extremo, siendo el miembro de cierre desmontable, por lo menos una placa tubular, una o mas orificios o aberturas, una camarabimpelente de entrada formada en la carcasa hueca |
| US20090183477A1 (en) * | 2008-01-23 | 2009-07-23 | Workman Roger L | Air filter |
| US7581539B2 (en) * | 2008-01-31 | 2009-09-01 | Franklin Machine Products | Baffle-type grease filters for kitchen ventilators |
| US8673040B2 (en) | 2008-06-13 | 2014-03-18 | Donaldson Company, Inc. | Filter construction for use with air in-take for gas turbine and methods |
| US7959700B2 (en) * | 2008-07-01 | 2011-06-14 | Mann + Hummel Gmbh | Filter orientation ribs |
| US8906275B2 (en) | 2012-05-29 | 2014-12-09 | Nike, Inc. | Textured elements incorporating non-woven textile materials and methods for manufacturing the textured elements |
| US8850719B2 (en) | 2009-02-06 | 2014-10-07 | Nike, Inc. | Layered thermoplastic non-woven textile elements |
| US9682512B2 (en) | 2009-02-06 | 2017-06-20 | Nike, Inc. | Methods of joining textiles and other elements incorporating a thermoplastic polymer material |
| US20100199406A1 (en) | 2009-02-06 | 2010-08-12 | Nike, Inc. | Thermoplastic Non-Woven Textile Elements |
| USD643099S1 (en) | 2009-04-28 | 2011-08-09 | S.C. Johnson & Son, Inc. | Filter frame for a dust removal and prevention device |
| US20100314333A1 (en) * | 2009-06-10 | 2010-12-16 | Hollingsworth & Vose Company | Flutable fiber webs with low surface electrical resistivity for filtration |
| US8083828B2 (en) * | 2009-06-19 | 2011-12-27 | Hollingsworth & Vose Company | Fiber web having a high stiffness |
| US8236082B2 (en) | 2009-06-19 | 2012-08-07 | Hollingsworth & Vose Company | Flutable fiber webs with high dust holding capacity |
| WO2011137367A1 (en) * | 2010-04-30 | 2011-11-03 | Diversitech Corporation | Three-dimensional filter |
| AU2010364339A1 (en) * | 2010-11-23 | 2013-07-11 | Challen Sullivan | Direct replacement air filter with automatic filter media advance and wireless communications |
| US8828111B2 (en) | 2011-03-07 | 2014-09-09 | Field Controls, Llc | Collapsible filter |
| USD657859S1 (en) | 2011-06-27 | 2012-04-17 | Diversitech Corporation | Filter frame |
| USD655804S1 (en) | 2011-06-27 | 2012-03-13 | Diversitech Corporation | Filter frame |
| USD655803S1 (en) | 2011-06-27 | 2012-03-13 | Diversitech Corporation | Filter frame |
| USD655802S1 (en) | 2011-06-27 | 2012-03-13 | Diversitech Corporation | Filter frame |
| USD657858S1 (en) | 2011-06-27 | 2012-04-17 | Diversitech Corporation | Filter frame |
| US9452374B2 (en) | 2011-09-20 | 2016-09-27 | Clarification Technology, Inc. | Filtration device for cooking oil |
| USD708729S1 (en) | 2011-10-17 | 2014-07-08 | Diversitech Corporation | Filter frame |
| USD708311S1 (en) | 2011-10-17 | 2014-07-01 | Diversitech Corporation | Filter frame |
| USD685898S1 (en) | 2011-10-21 | 2013-07-09 | Diversitech Corporation | Filter frame |
| DE112013000555A5 (de) | 2012-01-13 | 2014-09-18 | Mann + Hummel Gmbh | Luftfilterelement mit Haltegeometrie |
| US20130255103A1 (en) | 2012-04-03 | 2013-10-03 | Nike, Inc. | Apparel And Other Products Incorporating A Thermoplastic Polymer Material |
| CN102836783B (zh) * | 2012-10-09 | 2014-08-27 | 戴若夫 | 一种可变极间距静电除尘器 |
| US8992650B2 (en) * | 2012-10-19 | 2015-03-31 | American Air Filter Company, Inc. | Air filter with tensile support member |
| USD697757S1 (en) * | 2012-11-20 | 2014-01-21 | Xinhua Electric Appliance Co., Ltd. | Detachable and reversible grill plate |
| USD725254S1 (en) * | 2012-12-18 | 2015-03-24 | Andrew Roblin | Air filter |
| EP2969118B1 (en) | 2013-03-15 | 2021-08-11 | Donaldson Company, Inc. | Filter media and elements |
| US9474994B2 (en) | 2013-06-17 | 2016-10-25 | Donaldson Company, Inc. | Filter media and elements |
| USD723324S1 (en) * | 2013-08-28 | 2015-03-03 | Ferstavi Holdings Inc. | Combination baking pan and cooling rack |
| USD706577S1 (en) * | 2013-08-29 | 2014-06-10 | Bsh Home Appliances Corporation | Cooking grill |
| US20170241192A1 (en) * | 2014-08-25 | 2017-08-24 | 3M Innovative Properties Company | Adjustable air filter |
| USD764741S1 (en) * | 2015-02-05 | 2016-08-30 | Mafin S.P.A. | Snack |
| US10335724B1 (en) * | 2015-03-31 | 2019-07-02 | Ertec Environmental Systems Llc | Filter and barrier |
| GB201505684D0 (en) * | 2015-04-01 | 2015-05-13 | Mobiair Pte Ltd | Low-energy next generation hybrid filtration technology |
| JP6659093B2 (ja) | 2015-06-24 | 2020-03-04 | キヤノン株式会社 | フィルタフレーム、フィルタ組立体及び画像形成装置 |
| US10940416B2 (en) | 2015-09-24 | 2021-03-09 | 3M Innovative Properties Company | Air filter devices with gap sealing unit |
| US10981099B2 (en) | 2015-09-24 | 2021-04-20 | 3M Innovative Properties Company | Expandable air filters |
| US10252200B2 (en) | 2016-02-17 | 2019-04-09 | Hollingsworth & Vose Company | Filter media including a filtration layer comprising synthetic fibers |
| US11014030B2 (en) | 2016-02-17 | 2021-05-25 | Hollingsworth & Vose Company | Filter media including flame retardant fibers |
| US10213721B2 (en) * | 2016-04-28 | 2019-02-26 | Cory Elliott | Air filter arrangement |
| CN105806645A (zh) * | 2016-05-10 | 2016-07-27 | 北京交通大学 | 水体和底泥有机污染物的被动采样装置及其使用方法 |
| USD972698S1 (en) * | 2016-06-20 | 2022-12-13 | 3M Innovative Properties Company | Air filter |
| JP6642461B2 (ja) * | 2017-01-17 | 2020-02-05 | トヨタ自動車株式会社 | 電池冷却装置 |
| USD804898S1 (en) * | 2017-06-26 | 2017-12-12 | E. Mishan & Sons, Inc. | Smokeless grill |
| CN109578178B (zh) * | 2017-09-29 | 2020-08-04 | 上海汽车集团股份有限公司 | 一种汽车、空气滤清器及其控制系统 |
| US20200330905A1 (en) * | 2017-10-06 | 2020-10-22 | Candu Energy Inc. | Method and apparatus for filtering fluid in nuclear power generation |
| MX2021002508A (es) * | 2018-09-07 | 2021-04-28 | 3M Innovative Properties Company | Filtro resistente al fuego. |
| USD883018S1 (en) | 2019-01-31 | 2020-05-05 | E. Mishan & Sons, Inc. | Smokeless grill |
| USD883019S1 (en) | 2019-01-31 | 2020-05-05 | E. Mishan & Sons, Inc. | Smokeless grill |
| USD883020S1 (en) | 2019-01-31 | 2020-05-05 | E. Mishan & Sons, Inc. | Smokeless grill |
| USD859061S1 (en) | 2019-01-31 | 2019-09-10 | E. Mishan & Sons, Inc. | Smokeless grill |
| US11859891B2 (en) | 2019-07-17 | 2024-01-02 | Electrolux Home Products, Inc. | Appliance air freshener |
| USD950698S1 (en) * | 2019-09-09 | 2022-05-03 | Cleanair.Ai Corporation | Filter assembly |
| US20210172619A1 (en) * | 2019-12-10 | 2021-06-10 | Lg Electronics Inc. | Air management apparatus or device |
| DE102020110596A1 (de) | 2020-04-17 | 2021-10-21 | Bayerische Motoren Werke Aktiengesellschaft | Filter, Verfahren zur Herstellung eines Filters sowie Kraftfahrzeug mit einem solchen Filter |
| US11745131B2 (en) * | 2020-06-29 | 2023-09-05 | Omachron Intellectual Property Inc. | Filter assembly |
| USD973301S1 (en) * | 2021-01-25 | 2022-12-27 | Spectrum Brands, Inc. | Textured sheet pet treat |
| US20230201751A1 (en) * | 2021-12-23 | 2023-06-29 | Woosh Air Inc. | Frame for collapsible and foldable pleated disposable air filter with differential pressure sensor and communication capability |
| FR3140555A1 (fr) * | 2022-10-11 | 2024-04-12 | Sogefi Filtration | Dispositif de filtration d’air avec produit d’adsorption et methode d’assemblage |
| US12102950B1 (en) * | 2024-05-22 | 2024-10-01 | Wifeb Trading Co., Limited | Foldable filter housing for air conditioning |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2074294A (en) * | 1935-11-16 | 1937-03-16 | American Radiator Co | Filter |
| US2907408A (en) * | 1956-05-18 | 1959-10-06 | Cambridge Filter Mfg Corp | Filter construction |
| US3280984A (en) | 1964-06-15 | 1966-10-25 | American Air Filter Co | Filter pad and support means therefor |
| US3853529A (en) * | 1971-06-09 | 1974-12-10 | Farr Co | Pleated air filter cartridge |
| US3774377A (en) | 1972-04-21 | 1973-11-27 | American Air Filter Co | Filter assembly with replaceable filter element |
| US3789589A (en) | 1973-02-28 | 1974-02-05 | Res Prod Corp | High performance filter assembly |
| US4042358A (en) | 1976-05-14 | 1977-08-16 | Research Products Corporation | Filter media |
| US4135900A (en) * | 1977-05-31 | 1979-01-23 | American Air Filter Company, Inc. | Gas filter device |
| US4334899A (en) | 1981-04-09 | 1982-06-15 | Mcconnell Paul A | Snap filter grill and assembly |
| US4363643A (en) * | 1981-10-16 | 1982-12-14 | Emerson Electric Co. | Support means for filter material in a non-electric air cleaner |
| US4547950A (en) * | 1984-05-29 | 1985-10-22 | Honeywell Inc. | Method of spacing the folds of a folded filter media |
| CH678154A5 (enExample) | 1989-04-26 | 1991-08-15 | Robert Andreae | |
| US5066400A (en) | 1990-10-09 | 1991-11-19 | Donaldson Company, Inc. | Self-spaced pleated filter |
| US5501794A (en) | 1991-12-31 | 1996-03-26 | Minnesota Mining And Manufacturing Company | Wave filter with flexible tensioning members |
| DE4206738A1 (de) | 1992-03-04 | 1993-09-09 | Minnesota Mining & Mfg | Filterelement zum filtern von fluiden, insbesondere zum filtern von luft |
| US5273564A (en) * | 1992-12-24 | 1993-12-28 | Research Products Corporation | One piece filter media framework |
| US5458772A (en) * | 1994-01-13 | 1995-10-17 | Filtercorp Partners L.P. | Adjustable filter holder assembly |
| DE4433129A1 (de) | 1994-09-16 | 1996-03-28 | Gore W L & Ass Gmbh | Verfahren zur Herstellung eines Filtermediums |
| US5709735A (en) | 1995-10-20 | 1998-01-20 | Kimberly-Clark Worldwide, Inc. | High stiffness nonwoven filter medium |
| US5792242A (en) * | 1996-02-26 | 1998-08-11 | Minnesota Mining And Manufacturing Co. | Electrostatic fibrous filter web |
| US5667562A (en) * | 1996-04-19 | 1997-09-16 | Kimberly-Clark Worldwide, Inc. | Spunbond vacuum cleaner webs |
| US5743927A (en) * | 1996-07-31 | 1998-04-28 | Donaldson Company, Inc. | Air filter element; assembly; and, method |
| CA2210950A1 (en) | 1996-07-31 | 1998-01-31 | Richard J. Osendorf | Air filter element; assembly; and method |
| FR2752294B1 (fr) | 1996-08-12 | 1998-11-27 | Lorraine Laminage | Procede et dispositif de mesure en continu d'epaisseur de revetement isolant |
| US6033453A (en) * | 1997-01-30 | 2000-03-07 | Weddell, Iii; Robert W. | Re-usable frame support rack for replaceable pleated-media filter core |
| US5871836A (en) * | 1997-08-27 | 1999-02-16 | Airflo Europe N.V. | Composite pleated fibrous structures containing split film fibers |
| US6120633A (en) * | 1999-03-04 | 2000-09-19 | Hrs Textiles, Inc. | Method of fabricating a self pleating filter media |
| US6521011B1 (en) | 1999-07-15 | 2003-02-18 | 3M Innovative Properties Company | Self-supporting pleated filter and method of making same |
| US6258143B1 (en) * | 1999-07-15 | 2001-07-10 | Dana Corporation | Fluid filter with baffle |
| US6585793B2 (en) * | 2000-12-29 | 2003-07-01 | Andreae Filters, Inc. | Filter apparatus and methods |
| US6599343B2 (en) * | 2001-10-09 | 2003-07-29 | Carrier Corporation | Method and apparatus for assembling an expandable and disposable media filter |
| US6740137B2 (en) * | 2002-06-14 | 2004-05-25 | 3M Innovative Properties Company | Collapsible pleated filter element |
| US6860916B2 (en) * | 2002-06-14 | 2005-03-01 | 3M Innovative Properties Company | Filter assembly |
| US6843820B2 (en) * | 2003-03-04 | 2005-01-18 | 3M Innovative Properties Company | Filter assembly |
-
2003
- 2003-12-24 US US10/746,832 patent/US7150774B2/en not_active Expired - Lifetime
-
2004
- 2004-12-16 MX MXPA06007214A patent/MXPA06007214A/es not_active Application Discontinuation
- 2004-12-16 CN CNA2004800391029A patent/CN1898006A/zh active Pending
- 2004-12-16 CA CA2550710A patent/CA2550710C/en not_active Expired - Fee Related
- 2004-12-16 KR KR1020067014671A patent/KR20060126731A/ko not_active Withdrawn
- 2004-12-16 WO PCT/US2004/042463 patent/WO2005065804A1/en not_active Ceased
- 2004-12-16 EP EP04814619A patent/EP1697021A1/en not_active Withdrawn
- 2004-12-16 JP JP2006547167A patent/JP2007516830A/ja not_active Withdrawn
- 2004-12-23 TW TW093140284A patent/TW200528172A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN1898006A (zh) | 2007-01-17 |
| US7150774B2 (en) | 2006-12-19 |
| EP1697021A1 (en) | 2006-09-06 |
| KR20060126731A (ko) | 2006-12-08 |
| TW200528172A (en) | 2005-09-01 |
| CA2550710A1 (en) | 2005-07-21 |
| US20050138906A1 (en) | 2005-06-30 |
| MXPA06007214A (es) | 2006-09-04 |
| WO2005065804A1 (en) | 2005-07-21 |
| JP2007516830A (ja) | 2007-06-28 |
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| EEER | Examination request | ||
| MKLA | Lapsed |
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| MKLA | Lapsed |
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