ITRM990639A0 - Carburatore con arricchimento automatico della miscela di carburante e aria. - Google Patents

Carburatore con arricchimento automatico della miscela di carburante e aria.

Info

Publication number
ITRM990639A0
ITRM990639A0 IT1999RM000639A ITRM990639A ITRM990639A0 IT RM990639 A0 ITRM990639 A0 IT RM990639A0 IT 1999RM000639 A IT1999RM000639 A IT 1999RM000639A IT RM990639 A ITRM990639 A IT RM990639A IT RM990639 A0 ITRM990639 A0 IT RM990639A0
Authority
IT
Italy
Prior art keywords
carburettor
fuel
air mixture
automatic enrichment
enrichment
Prior art date
Application number
IT1999RM000639A
Other languages
English (en)
Inventor
John C Woody
Original Assignee
Walbro 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 Walbro Corp filed Critical Walbro Corp
Publication of ITRM990639A0 publication Critical patent/ITRM990639A0/it
Publication of ITRM990639A1 publication Critical patent/ITRM990639A1/it
Application granted granted Critical
Publication of IT1308249B1 publication Critical patent/IT1308249B1/it

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
    • F02M17/00—Carburettors having pertinent characteristics not provided for in, or of interest apart from, the apparatus of preceding main groups F02M1/00 - F02M15/00
    • F02M17/02—Floatless carburettors
    • F02M17/04—Floatless carburettors having fuel inlet valve controlled by diaphragm
    • 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
    • F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
    • F02M1/08—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling becoming operative or inoperative automatically
    • 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
    • F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
    • F02M1/16—Other means for enriching fuel-air mixture during starting; Priming cups; using different fuels for starting and normal operation
    • 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
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/68—Diaphragm-controlled inlet valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Means For Warming Up And Starting Carburetors (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
IT1999RM000639A 1998-11-04 1999-10-20 Carburatore con arricchimento automatico della miscela di carburante e aria. IT1308249B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/185,692 US6135429A (en) 1998-11-04 1998-11-04 Carburetor with automatic fuel enrichment

Publications (3)

Publication Number Publication Date
ITRM990639A0 true ITRM990639A0 (it) 1999-10-20
ITRM990639A1 ITRM990639A1 (it) 2001-04-20
IT1308249B1 IT1308249B1 (it) 2001-12-10

Family

ID=22682054

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999RM000639A IT1308249B1 (it) 1998-11-04 1999-10-20 Carburatore con arricchimento automatico della miscela di carburante e aria.

Country Status (5)

Country Link
US (1) US6135429A (it)
JP (1) JP2000145544A (it)
DE (1) DE19951539A1 (it)
IT (1) IT1308249B1 (it)
SE (1) SE517945C2 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6622992B2 (en) * 2001-03-22 2003-09-23 Walbro Corporation Carburetor with fuel enrichment
US6523809B2 (en) 2001-03-22 2003-02-25 Walbro Corporation Carburetor with fuel enrichment
US6799545B2 (en) * 2002-06-03 2004-10-05 Zama Japan Carburetor start pump circuit
JP4119327B2 (ja) * 2003-08-04 2008-07-16 本田技研工業株式会社 エンジンの燃料供給制御装置
US6866019B1 (en) 2004-05-11 2005-03-15 Tecumseh Products Company Breather-operated priming system for small internal combustion engines
US7165536B2 (en) * 2004-06-14 2007-01-23 Tecumseh Products Company Evaporative emissions control system for small internal combustion engines
US20070028881A1 (en) * 2004-11-18 2007-02-08 Walbro Engine Management, L.L.C. Supplementary fuel supply for a carbureted engine
JP2006194087A (ja) * 2005-01-11 2006-07-27 ＴＩ Ｗａｌｂｒｏ Ｊａｐａｎ株式会社 ダイヤフラム式気化器
US7267326B2 (en) * 2005-05-05 2007-09-11 Tecumseh Products Company Automatic priming system
US7546825B2 (en) * 2006-12-06 2009-06-16 Husqvarna Outdoor Products Inc. Multi-chambered fuel enrichment device
JP2009019535A (ja) * 2007-07-11 2009-01-29 Walbro Japan Inc エンジンの始動燃料制御装置
US8448622B2 (en) * 2009-08-04 2013-05-28 Briggs And Stratton Corporation Choke and priming system for an internal combustion engine
US9062629B2 (en) 2011-11-15 2015-06-23 Walbro Engine Management, L. L.C. Carburetor fuel supply system
US9062630B2 (en) 2011-11-15 2015-06-23 Walbro Engine Management, L.L.C. Carburetor fuel supply system
US9091239B2 (en) * 2012-07-25 2015-07-28 Makita Corporation Engine having displaceable elastic film
EP2877733B1 (en) * 2012-07-25 2020-01-22 Walbro Engine Management, L.L.C. Layered diaphragm
US10054082B2 (en) 2015-10-20 2018-08-21 Walbro Llc Carburetor with fuel metering diaphragm
US10465642B2 (en) 2017-03-27 2019-11-05 Kohler Co. Carburetor drain
WO2019143915A1 (en) * 2018-01-19 2019-07-25 Walbro Llc Fuel control system
US11008978B2 (en) * 2019-03-05 2021-05-18 Kohler Co. Bail driven stale fuel evacuation
JP2023175266A (ja) * 2022-05-30 2023-12-12 株式会社丸山製作所 燃料加圧装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104617A (en) * 1960-08-08 1963-09-24 Mcculloch Corp Diaphragm pump
US3201096A (en) * 1962-02-05 1965-08-17 Mcculloch Corp Charge forming device
US3321192A (en) * 1965-05-03 1967-05-23 Tillotson Mfg Co Fuel feed and charge forming apparatus
US3738623A (en) * 1971-01-13 1973-06-12 Walbro Corp Diaphragm carburetor
US4735751A (en) * 1986-05-27 1988-04-05 Tecumseh Products Company Primer system and method for priming an internal combustion engine
JPS6361568U (it) * 1986-10-09 1988-04-23
SE463681B (sv) * 1987-11-23 1991-01-07 Electrolux Ab Foergasaranordning
DE3817404C2 (de) * 1988-05-21 1997-08-07 Stihl Maschf Andreas Membrankraftstoffpumpe für einen mit einem Membranvergaser ausgerüsteten Verbrennungsmotor einer Motorkettensäge
US4814114A (en) * 1988-07-21 1989-03-21 Walbro Corporation Diaphragm-controlled carburetor with manual fuel enrichment
US5133905A (en) * 1989-10-26 1992-07-28 Walbro Corporation Fuel metering method and apparatus
DE4020947A1 (de) * 1990-06-30 1992-01-02 Sachs Dolmar Gmbh Brennkraftmaschine mit einem vergaser
US5262092A (en) * 1993-01-26 1993-11-16 Walbro Corporation Synthetic composite fuel metering membrane
DE9402870U1 (de) * 1994-02-22 1994-04-14 Dolmar GmbH, 22045 Hamburg Vergaser
EP0786591A3 (en) * 1996-01-29 1997-08-13 WCI OUTDOOR PRODUCTS, Inc. Fast start fuel system for an internal combustion engine
JP2824754B2 (ja) * 1996-02-01 1998-11-18 株式会社ケーヒン ダウンドラフト型定真空式ダイヤフラム気化器
DE19604288C1 (de) * 1996-02-07 1997-07-24 Stihl Maschf Andreas Handgeführtes, tragbares Arbeitsgerät mit einem Verbrennungsmotor

Also Published As

Publication number Publication date
DE19951539A1 (de) 2000-05-11
JP2000145544A (ja) 2000-05-26
IT1308249B1 (it) 2001-12-10
SE517945C2 (sv) 2002-08-06
SE9903972D0 (sv) 1999-11-03
US6135429A (en) 2000-10-24
SE9903972L (sv) 2000-05-05
ITRM990639A1 (it) 2001-04-20

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