AT330517B - Anzeigevorrichtung fur den verschmutzungsgrad von ansaugluftfiltern - Google Patents

Anzeigevorrichtung fur den verschmutzungsgrad von ansaugluftfiltern

Info

Publication number
AT330517B
AT330517B AT980171A AT980171A AT330517B AT 330517 B AT330517 B AT 330517B AT 980171 A AT980171 A AT 980171A AT 980171 A AT980171 A AT 980171A AT 330517 B AT330517 B AT 330517B
Authority
AT
Austria
Prior art keywords
pollution
degree
display device
intake air
air filters
Prior art date
Application number
AT980171A
Other languages
English (en)
Other versions
ATA980171A (de
Original Assignee
Mann & Hummel Filter
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
Priority claimed from DE19712121530 external-priority patent/DE2121530C3/de
Application filed by Mann & Hummel Filter filed Critical Mann & Hummel Filter
Publication of ATA980171A publication Critical patent/ATA980171A/de
Application granted granted Critical
Publication of AT330517B publication Critical patent/AT330517B/de

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
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0086—Filter condition indicators
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Measuring Fluid Pressure (AREA)
AT980171A 1971-05-03 1971-11-12 Anzeigevorrichtung fur den verschmutzungsgrad von ansaugluftfiltern AT330517B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712121530 DE2121530C3 (de) 1971-05-03 Anzeigevorrichtung für den Verschmutzungsgrad von Ansaugluftfiltern

Publications (2)

Publication Number Publication Date
ATA980171A ATA980171A (de) 1975-09-15
AT330517B true AT330517B (de) 1976-07-12

Family

ID=5806556

Family Applications (1)

Application Number Title Priority Date Filing Date
AT980171A AT330517B (de) 1971-05-03 1971-11-12 Anzeigevorrichtung fur den verschmutzungsgrad von ansaugluftfiltern

Country Status (4)

Country Link
AT (1) AT330517B (de)
FR (1) FR2135535B1 (de)
GB (1) GB1354259A (de)
IT (1) IT945243B (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068831A (en) * 1960-03-18 1962-12-18 Coopers Mech Joints Pressure operated visual warning devices
FR1265651A (fr) * 1960-08-19 1961-06-30 Mann & Hummel Filter Dispositif indicateur de l'encrassage excessif de la cartouche filtrante d'un filtre à aspiration d'air, en particulier pour moteurs à combustion interne
GB1079839A (en) * 1966-04-25 1967-08-16 Donaldson Co Inc Improvements in or relating to restriction indicators for fluid filters

Also Published As

Publication number Publication date
FR2135535A1 (de) 1972-12-22
DE2121530B2 (de) 1976-01-08
FR2135535B1 (de) 1973-06-29
GB1354259A (en) 1974-06-05
IT945243B (it) 1973-05-10
ATA980171A (de) 1975-09-15
DE2121530A1 (de) 1972-11-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee