SE502509C2 - Sätt och anordning för insprutning av bränsle vid tvåtaktsmotorer - Google Patents
Sätt och anordning för insprutning av bränsle vid tvåtaktsmotorerInfo
- Publication number
- SE502509C2 SE502509C2 SE8602016A SE8602016A SE502509C2 SE 502509 C2 SE502509 C2 SE 502509C2 SE 8602016 A SE8602016 A SE 8602016A SE 8602016 A SE8602016 A SE 8602016A SE 502509 C2 SE502509 C2 SE 502509C2
- Authority
- SE
- Sweden
- Prior art keywords
- pressure
- crankcase
- valve
- injection
- chamber
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000000446 fuel Substances 0.000 title claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 101
- 239000007924 injection Substances 0.000 claims abstract description 101
- 238000002485 combustion reaction Methods 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims abstract 2
- 238000007789 sealing Methods 0.000 claims description 33
- 239000012528 membrane Substances 0.000 claims description 28
- 230000008569 process Effects 0.000 claims description 15
- 230000000630 rising effect Effects 0.000 claims description 5
- 230000000977 initiatory effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 239000003570 air Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 206010003497 Asphyxia Diseases 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 210000002159 anterior chamber Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003260 vortexing Methods 0.000 description 1
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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
- F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
- F02M59/107—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive pneumatic drive, e.g. crankcase pressure drive
-
- 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
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853521772 DE3521772A1 (de) | 1985-06-19 | 1985-06-19 | Verfahren zum einspritzen von kraftstoff bei zweitaktmotoren und vorrichtung zur durchfuehrung des verfahrens |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE8602016D0 SE8602016D0 (sv) | 1986-04-30 |
| SE8602016L SE8602016L (sv) | 1986-12-20 |
| SE502509C2 true SE502509C2 (sv) | 1995-11-06 |
Family
ID=6273539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8602016A SE502509C2 (sv) | 1985-06-19 | 1986-04-30 | Sätt och anordning för insprutning av bränsle vid tvåtaktsmotorer |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4700668A (fr) |
| JP (1) | JPS6223544A (fr) |
| CA (1) | CA1262426A (fr) |
| DE (1) | DE3521772A1 (fr) |
| FR (1) | FR2583822B1 (fr) |
| IT (1) | IT1191275B (fr) |
| SE (1) | SE502509C2 (fr) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2187506B (en) * | 1985-07-19 | 1989-02-01 | Orbital Eng Pty | Timing of fuel injected engines |
| JPS62165790U (fr) * | 1986-04-09 | 1987-10-21 | ||
| DE3727266C2 (de) * | 1987-08-15 | 1996-05-23 | Stihl Maschf Andreas | Kraftstoffeinspritzvorrichtung für Zweitaktmotoren |
| DE3727267C2 (de) * | 1987-08-15 | 1994-03-31 | Stihl Maschf Andreas | Kraftstoffeinspritzpumpe für den Zweitaktmotor eines Arbeitsgerätes, insbesondere einer Motorkettensäge |
| DE3812949A1 (de) * | 1987-08-15 | 1989-02-23 | Stihl Maschf Andreas | Einspritzvorrichtung fuer zweitaktmotoren von tragbaren arbeitsgeraeten |
| DE3735710A1 (de) * | 1987-10-22 | 1989-05-03 | Stihl Maschf Andreas | Zweitaktmotor fuer schnell laufende arbeitsgeraete |
| DE3735711C2 (de) * | 1987-10-22 | 1995-03-16 | Stihl Maschf Andreas | Zweitaktmotor mit pneumatisch betätigter Einspritzpumpe zum Antrieb eines Arbeitsgerätes |
| DE3831490A1 (de) * | 1988-09-16 | 1990-03-29 | Stihl Maschf Andreas | Kraftstoffeinspritzvorrichtung |
| DE4129574C1 (fr) * | 1991-09-06 | 1992-12-10 | Fa. Andreas Stihl, 7050 Waiblingen, De | |
| DE4223756C2 (de) * | 1992-07-18 | 1997-01-09 | Stihl Maschf Andreas | Kraftstoffpumpe für einen Zweitaktmotor |
| US5315968A (en) * | 1993-03-29 | 1994-05-31 | Orbital Walbro Corporation | Two-stage fuel delivery system for an internal combustion engine |
| DE4432635A1 (de) * | 1994-09-14 | 1996-03-21 | Bosch Gmbh Robert | Brennstoffeinspritzvorrichtung für eine Zweitakt-Brennkraftmaschine |
| AUPN391595A0 (en) * | 1995-06-30 | 1995-07-27 | Orbital Engine Company (Australia) Proprietary Limited | Improvements to fuel pumps |
| US5682845A (en) * | 1995-11-01 | 1997-11-04 | Walbro Corporation | Fuel delivery system for hand-held two-stroke cycle engines |
| US5829395A (en) * | 1996-05-08 | 1998-11-03 | Racine Railroad Products, Inc. | Rail saw power head with two cycle engine and lube oil metering system |
| US5700402A (en) * | 1996-11-08 | 1997-12-23 | Jones; James S. | Crankcase fuel injection system for two-cycle internal combustion engines |
| US6079379A (en) * | 1998-04-23 | 2000-06-27 | Design & Manufacturing Solutions, Inc. | Pneumatically controlled compressed air assisted fuel injection system |
| US6394426B1 (en) | 2000-07-07 | 2002-05-28 | Walbro Corporation | Engine dual fuel supply apparatus |
| US6899086B2 (en) * | 2002-09-10 | 2005-05-31 | Barry S. Grant | Fuel pressure accumulator with filter and repositionable fuel delivery ring |
| WO2005005830A1 (fr) * | 2003-07-04 | 2005-01-20 | Leslie James Warren | Pompe a liquide et procede de pompage d'un liquide dont un gaz peut s'echapper de la solution |
| US7290561B2 (en) * | 2004-12-16 | 2007-11-06 | Diversified Dynamics Corporation | Pulsation causing valve for a plural piston pump |
| US7278443B2 (en) * | 2004-12-16 | 2007-10-09 | Diversified Dynamics Corporation | Pulsation causing valve for a plural piston pump |
| US20060140778A1 (en) * | 2004-12-28 | 2006-06-29 | Warren Leslie J | Reciprocating positive displacement pump for deionized water and method of cooling and lubricating therefor |
| US20060239834A1 (en) * | 2005-04-20 | 2006-10-26 | Larson Steve A | Metered pulse pump |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1041816A (fr) * | 1951-05-18 | 1953-10-27 | Pompe d'injection | |
| US3190271A (en) * | 1964-01-27 | 1965-06-22 | Mcculloch Corp | Fuel-air injection system for internal combustion engines |
| US3800754A (en) * | 1970-07-27 | 1974-04-02 | Textron Inc | Engine fuel injection system |
| JPS5037806B1 (fr) * | 1971-03-10 | 1975-12-05 | ||
| FR2501288B1 (fr) * | 1981-03-06 | 1985-08-09 | Gurtner Sa | Perfectionnements a l'alimentation des moteurs deux temps |
| US4552101A (en) * | 1983-02-07 | 1985-11-12 | Outboard Marine Corporation | Fluid pressure actuated motor with pneumatically-coupled pistons |
| US4471728A (en) * | 1983-05-09 | 1984-09-18 | Outboard Marine Corporation | Pressure-controlled stroke limiter |
| BE897407A (fr) * | 1983-07-28 | 1984-01-30 | Antoine Hubert J F | Dispositif d'injection de carburant pour moteur a deux temps. |
| US4551076A (en) * | 1983-10-07 | 1985-11-05 | Outboard Marine Corporation | Fluid driven pump with one-way valve in fluid inlet |
-
1985
- 1985-06-19 DE DE19853521772 patent/DE3521772A1/de not_active Withdrawn
-
1986
- 1986-04-30 SE SE8602016A patent/SE502509C2/sv not_active IP Right Cessation
- 1986-05-14 FR FR868606943A patent/FR2583822B1/fr not_active Expired
- 1986-05-30 IT IT48096/86A patent/IT1191275B/it active
- 1986-06-10 JP JP61132899A patent/JPS6223544A/ja active Pending
- 1986-06-17 US US06/875,407 patent/US4700668A/en not_active Expired - Lifetime
- 1986-06-19 CA CA000511930A patent/CA1262426A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6223544A (ja) | 1987-01-31 |
| FR2583822A1 (fr) | 1986-12-26 |
| IT1191275B (it) | 1988-02-24 |
| FR2583822B1 (fr) | 1989-04-21 |
| CA1262426A (fr) | 1989-10-24 |
| DE3521772A1 (de) | 1987-01-02 |
| SE8602016D0 (sv) | 1986-04-30 |
| US4700668A (en) | 1987-10-20 |
| IT8648096A0 (it) | 1986-05-30 |
| SE8602016L (sv) | 1986-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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