AU6914794A - Leak detection assembly - Google Patents

Leak detection assembly

Info

Publication number
AU6914794A
AU6914794A AU69147/94A AU6914794A AU6914794A AU 6914794 A AU6914794 A AU 6914794A AU 69147/94 A AU69147/94 A AU 69147/94A AU 6914794 A AU6914794 A AU 6914794A AU 6914794 A AU6914794 A AU 6914794A
Authority
AU
Australia
Prior art keywords
leak detection
detection assembly
assembly
leak
detection
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.)
Abandoned
Application number
AU69147/94A
Inventor
William B Blomquist
Gary D Dawson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Old Carco LLC
Original Assignee
Chrysler Corp
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 Chrysler Corp filed Critical Chrysler Corp
Publication of AU6914794A publication Critical patent/AU6914794A/en
Abandoned legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
    • F04B9/1207—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air using a source of partial vacuum or sub-atmospheric pressure
    • F04B9/1215—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air using a source of partial vacuum or sub-atmospheric pressure the return stroke being obtained by a spring
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0809—Judging failure of purge control system
    • F02M25/0818—Judging failure of purge control system having means for pressurising the evaporative emission space

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
AU69147/94A 1993-05-14 1994-05-16 Leak detection assembly Abandoned AU6914794A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US6197893A 1993-05-14 1993-05-14
US061978 1993-05-14
PCT/US1994/005485 WO1994027131A1 (en) 1993-05-14 1994-05-16 Leak detection assembly

Publications (1)

Publication Number Publication Date
AU6914794A true AU6914794A (en) 1994-12-12

Family

ID=22039444

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69147/94A Abandoned AU6914794A (en) 1993-05-14 1994-05-16 Leak detection assembly

Country Status (4)

Country Link
EP (1) EP0707709A4 (en)
AU (1) AU6914794A (en)
CA (1) CA2162862A1 (en)
WO (1) WO1994027131A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4420960A1 (en) * 1994-06-16 1995-12-21 Bosch Gmbh Robert Pump device, in particular for a tank system of an internal combustion engine
US5474050A (en) * 1995-01-13 1995-12-12 Siemens Electric Limited Leak detection pump with integral vent seal
DE19523935A1 (en) * 1995-06-30 1997-01-02 Bosch Gmbh Robert Pumping device
JP3104612B2 (en) * 1996-03-22 2000-10-30 三菱自動車工業株式会社 Leak tester and leak test method
DE19636431B4 (en) * 1996-09-07 2009-05-14 Robert Bosch Gmbh Method and device for testing the functionality of a tank ventilation system
DE19644610A1 (en) * 1996-10-26 1998-04-30 Bosch Gmbh Robert Tank ventilation device for motor vehicles
DE19735549B4 (en) * 1997-08-16 2008-02-14 Robert Bosch Gmbh Device for diagnosing a tank ventilation system of a vehicle
DE19809384C2 (en) * 1998-03-05 2000-01-27 Bosch Gmbh Robert Procedure for checking the functionality of a tank ventilation system
CN105370551A (en) * 2015-11-26 2016-03-02 宁波新思创机电科技股份有限公司 Improved leakage detecting pump
FR3052811B1 (en) 2016-06-16 2018-07-06 Peugeot Citroen Automobiles Sa METHOD FOR DETECTING LEAKAGE IN A FUEL VAPOR RECYCLING SYSTEM
CN109538945B (en) * 2018-12-17 2023-10-27 东风富士汤姆森调温器有限公司 Universal type vehicle-mounted fuel system leakage detection device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3624441A1 (en) * 1986-07-19 1988-01-28 Bosch Gmbh Robert Diagnostic method for quantitative testing of actuators in internal-combustion engines
FR2635823B1 (en) * 1988-08-29 1990-11-30 Bendix Electronics Sa DEVICE FOR VERIFYING THE OPERATING STATE OF A VAPOR RECOVERY SYSTEM FROM A MOTOR VEHICLE FUEL TANK
DE4003751C2 (en) * 1990-02-08 1999-12-02 Bosch Gmbh Robert Tank ventilation system for a motor vehicle and method for checking its functionality
JP2606426B2 (en) * 1990-09-14 1997-05-07 日産自動車株式会社 Engine canister device
JP2551222B2 (en) * 1990-10-15 1996-11-06 トヨタ自動車株式会社 Failure diagnosis device for evaporation purge system
US5191870A (en) * 1991-03-28 1993-03-09 Siemens Automotive Limited Diagnostic system for canister purge system
US5245973A (en) * 1991-04-18 1993-09-21 Toyota Jidosha Kabushiki Kaisha Failure detection device for evaporative fuel purge system
DE4124465C2 (en) * 1991-07-24 2002-11-14 Bosch Gmbh Robert Tank ventilation system and motor vehicle with such and method and device for checking the functionality of such
FR2681098B1 (en) * 1991-09-10 1995-05-05 Siemens Automotive Sa METHOD AND DEVICE FOR VERIFYING THE OPERATING STATE OF A VAPOR RECOVERY SYSTEM FROM THE FUEL TANK OF A MOTOR VEHICLE WITH INTERNAL COMBUSTION ENGINE.
US5146902A (en) * 1991-12-02 1992-09-15 Siemens Automotive Limited Positive pressure canister purge system integrity confirmation

Also Published As

Publication number Publication date
EP0707709A1 (en) 1996-04-24
CA2162862A1 (en) 1994-11-24
WO1994027131A1 (en) 1994-11-24
EP0707709A4 (en) 1997-01-02

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