IT1087357B - AIR FILTER WITH INTEGRAL PREFILTER WITH SHUTTER SHUTTERS - Google Patents

AIR FILTER WITH INTEGRAL PREFILTER WITH SHUTTER SHUTTERS

Info

Publication number
IT1087357B
IT1087357B IT27133/77A IT2713377A IT1087357B IT 1087357 B IT1087357 B IT 1087357B IT 27133/77 A IT27133/77 A IT 27133/77A IT 2713377 A IT2713377 A IT 2713377A IT 1087357 B IT1087357 B IT 1087357B
Authority
IT
Italy
Prior art keywords
air filter
shutter shutters
prefilter
integral
integral prefilter
Prior art date
Application number
IT27133/77A
Other languages
Italian (it)
Original Assignee
Donaldson Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Donaldson Co Inc filed Critical Donaldson Co Inc
Application granted granted Critical
Publication of IT1087357B publication Critical patent/IT1087357B/en

Links

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
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
    • 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
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • 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
    • B01D2275/201—Conical shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/60—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for the intake of internal combustion engines or turbines
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Separating Particles In Gases By Inertia (AREA)
IT27133/77A 1976-09-03 1977-08-31 AIR FILTER WITH INTEGRAL PREFILTER WITH SHUTTER SHUTTERS IT1087357B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72012176A 1976-09-03 1976-09-03

Publications (1)

Publication Number Publication Date
IT1087357B true IT1087357B (en) 1985-06-04

Family

ID=24892737

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27133/77A IT1087357B (en) 1976-09-03 1977-08-31 AIR FILTER WITH INTEGRAL PREFILTER WITH SHUTTER SHUTTERS

Country Status (9)

Country Link
JP (2) JPS5651949Y2 (en)
AU (1) AU507283B2 (en)
BR (1) BR7705797A (en)
CA (1) CA1069001A (en)
DE (1) DE2738521C2 (en)
FR (1) FR2363360A1 (en)
GB (1) GB1582968A (en)
IT (1) IT1087357B (en)
ZA (1) ZA775329B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211543A (en) * 1978-04-24 1980-07-08 Donaldson Company, Inc. Air cleaner with replaceable filter element
GB1604979A (en) * 1978-05-31 1981-12-16 Engineering Components Ltd Air filters
FR2453667A1 (en) * 1979-04-10 1980-11-07 Bourguignonne Mec Smb FILTER FOR DEDUSTING A GASEOUS FLUID
US4640201A (en) * 1986-04-30 1987-02-03 Combustion Engineering, Inc. Fluidized bed combustor having integral solids separator
DE4211752C2 (en) * 1992-04-08 2001-02-22 Mahle Filtersysteme Gmbh Dust filter for continuous vertical operation
DE10327441A1 (en) * 2003-06-18 2005-01-05 Daimlerchrysler Ag Filters air
JP2006088104A (en) * 2004-09-27 2006-04-06 Nippon Rokaki Kk Air filter apparatus
CA2622203A1 (en) 2005-10-12 2007-04-26 Kohler Co. Air cleaner assembly
BE1016987A3 (en) * 2006-02-10 2007-11-06 Atlas Copco Airpower Nv IMPROVED FLOW DEVICE FOR HANDLING A FLUID AND FLOW ELEMENT THEREFORE APPLIED.
USD632770S1 (en) 2008-06-13 2011-02-15 Kohler Co. Cyclonic air cleaner housing
US8808432B2 (en) 2008-06-13 2014-08-19 Kohler Co. Cyclonic air cleaner
US8523974B2 (en) * 2011-08-18 2013-09-03 General Electric Company Filter core for use with pleated filter cartridges
DE102013106334A1 (en) 2013-06-18 2014-12-18 Thyssenkrupp Presta Teccenter Ag Oil separation device, in particular for a crankcase ventilation of an internal combustion engine
US11697089B2 (en) * 2021-04-28 2023-07-11 Eto Magnetic Gmbh Particulate filtration device, fuel vapor recovery system, vehicle and method for a particulate filtration

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE916617C (en) * 1946-12-12 1954-08-12 Linderoths Patenter Ab Device for separating solid components contained in a gas stream
US3190058A (en) * 1961-10-03 1965-06-22 Farr Co Cylindrical dust-separating device
FR1563990A (en) * 1968-03-05 1969-04-18
JPS5123775B2 (en) * 1972-11-27 1976-07-19

Also Published As

Publication number Publication date
GB1582968A (en) 1981-01-21
BR7705797A (en) 1978-05-30
DE2738521A1 (en) 1978-03-09
FR2363360A1 (en) 1978-03-31
CA1069001A (en) 1980-01-01
AU2793477A (en) 1979-02-22
JPS5332477A (en) 1978-03-27
FR2363360B1 (en) 1981-04-10
JPS5336578U (en) 1978-03-31
DE2738521C2 (en) 1984-08-23
AU507283B2 (en) 1980-02-07
ZA775329B (en) 1978-07-26
JPS5651949Y2 (en) 1981-12-04

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