ZA792530B - Filter restriction indicator - Google Patents

Filter restriction indicator

Info

Publication number
ZA792530B
ZA792530B ZA792530A ZA792530A ZA792530B ZA 792530 B ZA792530 B ZA 792530B ZA 792530 A ZA792530 A ZA 792530A ZA 792530 A ZA792530 A ZA 792530A ZA 792530 B ZA792530 B ZA 792530B
Authority
ZA
South Africa
Prior art keywords
restriction indicator
filter restriction
filter
indicator
restriction
Prior art date
Application number
ZA792530A
Other languages
English (en)
Inventor
P Taylor
Original Assignee
Engineering Components Ltd
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 Engineering Components Ltd filed Critical Engineering Components Ltd
Publication of ZA792530B publication Critical patent/ZA792530B/xx

Links

Classifications

    • 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
    • F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
    • F02M35/09—Clogging indicators ; Diagnosis or testing of air cleaners
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/08—Safety, indicating, or supervising devices
    • 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
    • Y10S116/00—Signals and indicators
    • Y10S116/25—Air filter condition indicator
    • 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
    • Y10S55/34—Indicator and controllers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Measuring Fluid Pressure (AREA)
ZA792530A 1978-05-24 1979-05-23 Filter restriction indicator ZA792530B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22001/78A GB1599686A (en) 1978-05-24 1978-05-24 Pressure warning indicator

Publications (1)

Publication Number Publication Date
ZA792530B true ZA792530B (en) 1980-06-25

Family

ID=10172352

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA792530A ZA792530B (en) 1978-05-24 1979-05-23 Filter restriction indicator

Country Status (10)

Country Link
US (1) US4254731A (it)
JP (1) JPS5516293A (it)
AU (1) AU4740579A (it)
DE (1) DE2921299A1 (it)
ES (1) ES480883A1 (it)
FR (1) FR2426490A1 (it)
GB (1) GB1599686A (it)
IT (1) IT7949164A0 (it)
SE (1) SE7904527L (it)
ZA (1) ZA792530B (it)

Families Citing this family (21)

* 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
US5526692A (en) * 1993-12-29 1996-06-18 Keiser Corporation Sensor
US5575832A (en) * 1994-09-21 1996-11-19 Humidtech Research, Inc. Regenerative hygroscopic filter and method
DE19506452A1 (de) * 1995-02-24 1996-08-29 Mann & Hummel Filter Anzeigevorrichtung zur Anzeige des Unterdrucks
US5604306A (en) * 1995-07-28 1997-02-18 Caterpillar Inc. Apparatus and method for detecting a plugged air filter on an engine
USD378744S (en) * 1996-01-11 1997-04-08 Donaldson Company, Inc. Restriction indicator
DE19716979A1 (de) * 1997-04-23 1998-10-29 Porsche Ag Kraftstoffördersystem für Fahrzeuge mit Filterüberwachung
US6604486B1 (en) 1999-08-16 2003-08-12 Donaldson Company, Inc. Restriction indicator
US20080035103A1 (en) * 2004-02-23 2008-02-14 Donaldson Company, Inc. Crankcase Ventilation Filter
US8021457B2 (en) 2004-11-05 2011-09-20 Donaldson Company, Inc. Filter media and structure
US8057567B2 (en) * 2004-11-05 2011-11-15 Donaldson Company, Inc. Filter medium and breather filter structure
AU2005304879B2 (en) 2004-11-05 2010-02-04 Donaldson Company, Inc. Filter medium and structure
US7650257B2 (en) * 2005-01-25 2010-01-19 Drop Zone Inc. Enhanced hang-timer for console simulation
US7379842B2 (en) * 2005-01-25 2008-05-27 Drop Zone Corp. Hang timer for determining time of flight of an object
WO2006081564A1 (en) * 2005-01-28 2006-08-03 Engineered Products Company Non-locking switch for filter monitoring
BRPI0606842A2 (pt) 2005-02-04 2009-07-21 Donaldson Co Inc separador de aerossol
ATE442893T1 (de) 2005-02-22 2009-10-15 Donaldson Co Inc Aerosolabscheider
JP2010529902A (ja) * 2007-02-22 2010-09-02 ドナルドソン カンパニー インコーポレイテッド フイルタ要素及び方法
WO2008103821A2 (en) * 2007-02-23 2008-08-28 Donaldson Company, Inc. Formed filter element
US8267681B2 (en) * 2009-01-28 2012-09-18 Donaldson Company, Inc. Method and apparatus for forming a fibrous media
US10427081B1 (en) * 2017-08-11 2019-10-01 Newman IP LLC Drum vent filter with pressure indicator/stop assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443365A (en) * 1967-12-06 1969-05-13 Donaldson Co Inc Restriction indicator
US3465707A (en) * 1968-03-05 1969-09-09 Tsuchiya Seisakusho Clogging indicator for air cleaners
US3779080A (en) * 1971-07-26 1973-12-18 Purex Corp Ltd Gauge recording maximum pressure
FR2246856B1 (it) * 1973-10-03 1978-03-17 Sofiltra Ste Indle Filtration

Also Published As

Publication number Publication date
US4254731A (en) 1981-03-10
DE2921299A1 (de) 1979-12-13
GB1599686A (en) 1981-10-07
FR2426490A1 (fr) 1979-12-21
IT7949164A0 (it) 1979-05-24
ES480883A1 (es) 1980-03-01
SE7904527L (sv) 1979-11-25
JPS5516293A (en) 1980-02-04
AU4740579A (en) 1979-11-29

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