EP2312139A3 - Motor with an improved carburettor unit assembly - Google Patents

Motor with an improved carburettor unit assembly Download PDF

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Publication number
EP2312139A3
EP2312139A3 EP10186882A EP10186882A EP2312139A3 EP 2312139 A3 EP2312139 A3 EP 2312139A3 EP 10186882 A EP10186882 A EP 10186882A EP 10186882 A EP10186882 A EP 10186882A EP 2312139 A3 EP2312139 A3 EP 2312139A3
Authority
EP
European Patent Office
Prior art keywords
cylinder
carburetor
unit
motor
holding device
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.)
Granted
Application number
EP10186882A
Other languages
German (de)
French (fr)
Other versions
EP2312139A2 (en
EP2312139B1 (en
Inventor
Christian Vick
Mark Jesse
Christoph Kähler
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.)
Makita Corp
Original Assignee
Makita 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 Makita Corp filed Critical Makita Corp
Publication of EP2312139A2 publication Critical patent/EP2312139A2/en
Publication of EP2312139A3 publication Critical patent/EP2312139A3/en
Application granted granted Critical
Publication of EP2312139B1 publication Critical patent/EP2312139B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/1015—Air intakes; Induction systems characterised by the engine type
    • F02M35/1017—Small engines, e.g. for handheld tools, or model engines; Single cylinder engines
    • 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
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/02—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
    • 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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
    • F02M35/10078—Connections of intake systems to the engine
    • 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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/1015—Air intakes; Induction systems characterised by the engine type
    • F02M35/10196—Carburetted engines
    • 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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
    • F02M35/10295—Damping means, e.g. tranquillising chamber to dampen air oscillations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
    • F02F7/0068—Adaptations for other accessories

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Compressor (AREA)
  • Means For Warming Up And Starting Carburetors (AREA)

Abstract

Um einen Motor (100), insbesondere für ein Kleinarbeitsgerät, beispielsweise zur Garten-, Forst- und Landschaftspflege oder für ein motorbetriebenes Werkzeug und dergleichen, mit einer Vergasereinheit (10) zur Gemischbereitstellung, welche Vergasereinheit (10) über ein Einlassrohr (11) mit einem Zylinder (12) des Motors verbunden ist, wobei sich der Zylinder (12) entlang seiner Kolbenlaufrichtung (13) von seiner Kurbelgehäuseseite (12a) bis zu seinem Kopfende (12b) hin erstreckt, und wobei eine Haltevorrichtung vorgesehen ist, die zur mechanischen Aufnahme wenigstens der Vergasereinheit (10) dient und wenigstens ein elastisches Element (14) aufweist mit einer verbesserten Anordnung der Vergasereinheit zu schaffen, und eine leichte Entnehmbarkeit des Vergasers, d. h. eine einfache Montage und Demontage, zu schaffen, wird vorgeschlagen, dass die Haltevorrichtung mit dem wenigstens einen elastischen Element (14) zwischen der Vergasereinheit (10) und dem Zylinder (12) vorgesehen ist und dass die Haltevorrichtung oberhalb des Einlassrohres (11) in Richtung zum Kopfende (12b) des Zylinders (12) hin angeordnet ist, derart, dass eine hängende Anordnung der Vergasereinheit (10) am Zylinder (12) gebildet ist.

Figure imgaf001
To a motor (100), in particular for a small implement, for example, for gardening, forestry and landscaping or for a motorized tool and the like, with a carburetor unit (10) for preparing mixture, which carburetor unit (10) via an inlet pipe (11) a cylinder (12) of the engine is connected, wherein the cylinder (12) extends along its piston running direction (13) from its crankcase side (12a) to its head end (12b), and wherein a holding device is provided, which for mechanical reception at least the carburetor unit (10) and at least one elastic element (14) to provide with an improved arrangement of the carburetor unit, and to provide easy removability of the carburetor, ie a simple assembly and disassembly, it is proposed that the holding device with the at least one elastic element (14) is provided between the carburettor unit (10) and the cylinder (12), and in that the holding device is arranged above the inlet tube (11) in the direction of the head end (12b) of the cylinder (12), such that a hanging arrangement of the carburetor unit (10) is formed on the cylinder (12).
Figure imgaf001
EP10186882.6A 2009-10-14 2010-10-07 Motor with an improved carburettor unit assembly Not-in-force EP2312139B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202009013953U DE202009013953U1 (en) 2009-10-14 2009-10-14 Engine with an improved arrangement of the carburetor unit

Publications (3)

Publication Number Publication Date
EP2312139A2 EP2312139A2 (en) 2011-04-20
EP2312139A3 true EP2312139A3 (en) 2011-12-28
EP2312139B1 EP2312139B1 (en) 2014-09-24

Family

ID=43414066

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10186882.6A Not-in-force EP2312139B1 (en) 2009-10-14 2010-10-07 Motor with an improved carburettor unit assembly

Country Status (4)

Country Link
US (1) US8651087B2 (en)
EP (1) EP2312139B1 (en)
CN (1) CN102042081B (en)
DE (1) DE202009013953U1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013010848B4 (en) * 2013-06-28 2023-09-28 Andreas Stihl Ag & Co. Kg Round filter arrangement with a carburettor
CN109469548A (en) * 2018-12-05 2019-03-15 神通科技集团股份有限公司 A kind of inlet manifold dust-extraction unit

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR877013A (en) * 1941-07-11 1942-11-25 Forges Improvement in the assembly of carburetors
US3542095A (en) * 1968-08-05 1970-11-24 Mcculloch Corp Chain saw with vibration isolation system
DE4037885A1 (en) * 1989-12-04 1991-06-06 Kioritz Corp AIR FILTER FOR A PORTABLE MACHINE, IN PARTICULAR A CHAINSAW
DE4413392C1 (en) * 1994-04-18 1995-06-08 Freudenberg Carl Fa Elastic attachment of supercharger to IC engine
US20020144670A1 (en) * 2001-04-04 2002-10-10 Hisato Ohsawa Working machine having internal combustion engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7304706U (en) * 1973-11-15 Rauh A Portable motor saw
US4827147A (en) * 1986-11-12 1989-05-02 Honda Giken Kogyo Kabushiki Kaisha Engine-powered portable working apparatus
SE501998C2 (en) * 1991-10-14 1995-07-10 Electrolux Ab Heat and vibration dampening device at a carburetor
SE9303470L (en) * 1993-10-21 1995-04-22 Electrolux Ab Intake pipe for an internal combustion engine
JP3680965B2 (en) * 1996-08-05 2005-08-10 本田技研工業株式会社 Intake pipe of internal combustion engine with carburetor
DE19828727A1 (en) 1998-06-29 1999-12-30 Dolmar Gmbh Motorized chain saw
JP4153667B2 (en) * 2000-01-07 2008-09-24 三菱重工業株式会社 Stratified scavenging two-cycle engine
DE50209572D1 (en) * 2001-07-20 2007-04-12 Mann & Hummel Gmbh Fastening device for an intake manifold
US7389754B2 (en) * 2004-06-15 2008-06-24 Husqvarna Ab System for a two-stroke crankcase scavenged combustion engine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR877013A (en) * 1941-07-11 1942-11-25 Forges Improvement in the assembly of carburetors
US3542095A (en) * 1968-08-05 1970-11-24 Mcculloch Corp Chain saw with vibration isolation system
DE4037885A1 (en) * 1989-12-04 1991-06-06 Kioritz Corp AIR FILTER FOR A PORTABLE MACHINE, IN PARTICULAR A CHAINSAW
DE4413392C1 (en) * 1994-04-18 1995-06-08 Freudenberg Carl Fa Elastic attachment of supercharger to IC engine
US20020144670A1 (en) * 2001-04-04 2002-10-10 Hisato Ohsawa Working machine having internal combustion engine

Also Published As

Publication number Publication date
CN102042081A (en) 2011-05-04
DE202009013953U1 (en) 2011-03-03
CN102042081B (en) 2015-05-27
US20110083636A1 (en) 2011-04-14
US8651087B2 (en) 2014-02-18
EP2312139A2 (en) 2011-04-20
EP2312139B1 (en) 2014-09-24

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