AT339342B - Anzeigegerat fur den verschmutzungsgrad eines filters - Google Patents

Anzeigegerat fur den verschmutzungsgrad eines filters

Info

Publication number
AT339342B
AT339342B AT66375A AT66375A AT339342B AT 339342 B AT339342 B AT 339342B AT 66375 A AT66375 A AT 66375A AT 66375 A AT66375 A AT 66375A AT 339342 B AT339342 B AT 339342B
Authority
AT
Austria
Prior art keywords
contamination
filter
degree
display device
display
Prior art date
Application number
AT66375A
Other languages
English (en)
Other versions
ATA66375A (de
Original Assignee
Lang Apparatebau Gmbh
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 Lang Apparatebau Gmbh filed Critical Lang Apparatebau Gmbh
Publication of ATA66375A publication Critical patent/ATA66375A/de
Application granted granted Critical
Publication of AT339342B publication Critical patent/AT339342B/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B01D37/046—Controlling the filtration by pressure measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143—Filter condition indicators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Fluid Pressure (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
AT66375A 1974-01-31 1975-01-29 Anzeigegerat fur den verschmutzungsgrad eines filters AT339342B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742404452 DE2404452C2 (de) 1974-01-31 1974-01-31 Anzeigegerät für den Verschmutzungsgrad eines Filters

Publications (2)

Publication Number Publication Date
ATA66375A ATA66375A (de) 1977-02-15
AT339342B true AT339342B (de) 1977-10-10

Family

ID=5906108

Family Applications (1)

Application Number Title Priority Date Filing Date
AT66375A AT339342B (de) 1974-01-31 1975-01-29 Anzeigegerat fur den verschmutzungsgrad eines filters

Country Status (3)

Country Link
AT (1) AT339342B (de)
DE (1) DE2404452C2 (de)
FR (1) FR2259637A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19506452A1 (de) * 1995-02-24 1996-08-29 Mann & Hummel Filter Anzeigevorrichtung zur Anzeige des Unterdrucks
DE19716979A1 (de) * 1997-04-23 1998-10-29 Porsche Ag Kraftstoffördersystem für Fahrzeuge mit Filterüberwachung

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4515690A (en) * 1982-08-06 1985-05-07 Nissan Motor Company, Limited Fuel supply system for diesel engines
JPS6030990A (ja) * 1983-08-01 1985-02-16 Hitachi Ltd 異物除去装置の運転方法及び装置
US4818385A (en) * 1987-08-31 1989-04-04 Medley Iii Frank W Filter with high pressure indicator
DE3835672A1 (de) * 1988-10-20 1990-04-26 Bayerische Motoren Werke Ag Verfahren und vorrichtung zur ueberwachung des verschmutzungsgrades von filtern
DE4117422C1 (en) * 1991-05-28 1992-11-12 Willi Prof. Dr.-Ing. 7432 Bad Urach De Dettinger Monitoring contamination level of filter, partic. for hydraulic fluids - in which signal is produced which correlates with quotient of two pressure differences and evaluating device produces signal to change filter when quotient reaches given value
FR2705734B1 (fr) * 1993-05-25 1995-06-30 Snecma Procédé et dispositif pour améliorer la sécurité des filtres à fluide.
SE9603612D0 (sv) * 1996-10-03 1996-10-03 Siemens Elema Ab Metod för funktionskontroll av filter
FR2770788B1 (fr) * 1997-11-12 2000-01-28 Valeo Climatisation Dispositif de mesure du degre de colmatage d'un filtre d'une installation de ventilation, chauffage et/ou climatisation
US7470360B2 (en) * 2005-01-21 2008-12-30 Engineered Products Company Fluid flow restriction indicator
JP2009541714A (ja) 2006-06-16 2009-11-26 エンジニアード プロダクツ カンパニー ダイヤル式流量制限計

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776056A (en) * 1949-03-16 1957-01-01 Oilgear Co Apparatus for filtering liquid
US3325010A (en) * 1963-10-09 1967-06-13 Cleveland Technical Ct Inc Filter clogging indicator
FR1409910A (fr) * 1964-07-23 1965-09-03 Herfilco Indicateur de colmatage pour filtres
US3482696A (en) * 1967-04-03 1969-12-09 Gen Motors Corp Oil filter indicating system
DE2049172C3 (de) * 1970-10-07 1978-10-12 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Einrichtung für die Anzeige der Verstopfung eines Druckflüssigkeitsfilters
DE2123755C3 (de) * 1971-05-13 1979-10-11 Vereinigte Flugtechnische Werkefokker Gmbh, 2800 Bremen Anordnung zur Anzeige des Verschmutzungsgrades für Hydraulikfilter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19506452A1 (de) * 1995-02-24 1996-08-29 Mann & Hummel Filter Anzeigevorrichtung zur Anzeige des Unterdrucks
DE19716979A1 (de) * 1997-04-23 1998-10-29 Porsche Ag Kraftstoffördersystem für Fahrzeuge mit Filterüberwachung

Also Published As

Publication number Publication date
FR2259637B1 (de) 1977-04-15
DE2404452C2 (de) 1984-09-06
FR2259637A1 (en) 1975-08-29
DE2404452A1 (de) 1975-08-07
ATA66375A (de) 1977-02-15

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
EEIH Change in the person of patent owner
EEIH Change in the person of patent owner