CA1040497A - Sealing in fuel injection pumps - Google Patents
Sealing in fuel injection pumpsInfo
- Publication number
- CA1040497A CA1040497A CA243,279A CA243279A CA1040497A CA 1040497 A CA1040497 A CA 1040497A CA 243279 A CA243279 A CA 243279A CA 1040497 A CA1040497 A CA 1040497A
- Authority
- CA
- Canada
- Prior art keywords
- plunger
- opening
- fuel injection
- chamber
- bore
- 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.)
- Expired
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 44
- 238000002347 injection Methods 0.000 title claims description 29
- 239000007924 injection Substances 0.000 title claims description 29
- 238000007789 sealing Methods 0.000 title abstract description 8
- 230000004323 axial length Effects 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 3
- 229920000136 polysorbate Polymers 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001052209 Cylinder Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003746 surface roughness Effects 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
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
-
- 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
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/361—Valves being actuated mechanically
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55863975A | 1975-03-17 | 1975-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1040497A true CA1040497A (en) | 1978-10-17 |
Family
ID=24230337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA243,279A Expired CA1040497A (en) | 1975-03-17 | 1976-01-09 | Sealing in fuel injection pumps |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4082072A (enExample) |
| JP (1) | JPS51108124A (enExample) |
| BE (1) | BE839453A (enExample) |
| BR (1) | BR7601592A (enExample) |
| CA (1) | CA1040497A (enExample) |
| DE (1) | DE2610609A1 (enExample) |
| ES (1) | ES446120A1 (enExample) |
| FR (1) | FR2304786A1 (enExample) |
| GB (1) | GB1506682A (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0027790A1 (de) * | 1979-10-15 | 1981-04-29 | Friedmann & Maier Aktiengesellschaft | Einspritzpumpe |
| DE3406120A1 (de) * | 1984-02-21 | 1985-08-22 | Fa. Andreas Stihl, 7050 Waiblingen | Einspritzvorrichtung fuer zweitaktmotoren |
| US5443209A (en) * | 1994-08-02 | 1995-08-22 | Diesel Technology Company | High pressure diesel fuel injector for internal combustion engines |
| DE4436416A1 (de) * | 1994-10-12 | 1996-04-18 | Bosch Gmbh Robert | Kraftstoffeinspritzpumpe |
| US5682861A (en) * | 1996-05-23 | 1997-11-04 | Caterpillar Inc. | Fluid seal for cyclic high pressures within a fuel injection |
| GB9615359D0 (en) * | 1996-07-22 | 1996-09-04 | Lucas Ind Plc | Fuel pump |
| DE19739653A1 (de) * | 1997-09-10 | 1999-03-11 | Bosch Gmbh Robert | Verfahren zum Erzeugen von unter Hochdruck stehendem Kraftstoff sowie System zur Kraftstoffhochdruckerzeugung |
| DE102005014093A1 (de) * | 2005-03-29 | 2006-10-05 | Robert Bosch Gmbh | Zweipunktregelung einer Hochdruckpumpe für direkteinspritzende Ottomotoren |
| EP2530315A1 (en) * | 2011-06-02 | 2012-12-05 | Delphi Technologies Holding S.à.r.l. | Fuel pump lubrication |
| GB201402528D0 (en) * | 2014-02-13 | 2014-04-02 | Delphi Int Operations Luxembourg Sarl | High pressure fuel pump |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US408461A (en) * | 1889-08-06 | of beblin | ||
| US1929885A (en) * | 1929-09-21 | 1933-10-10 | Siemens Ag | Internal combustion engine |
| GB358174A (en) * | 1930-07-25 | 1931-10-08 | Prosper L Orange | Improvements relating to fuel injection pumps for internal combustion engines |
| US2044814A (en) * | 1934-03-29 | 1936-06-23 | Addison M Rothrock | Fuel injection system |
| US2045196A (en) * | 1934-10-27 | 1936-06-23 | Fried Krupp Germaniawerft Ag | Fuel-injecting pump for internal combustion engines |
| US2583974A (en) * | 1943-08-14 | 1952-01-29 | Caleb E Summers | Fuel pump cylinder and piston |
| US2667840A (en) * | 1951-03-28 | 1954-02-02 | Carl F High | Fuel injection apparatus and control mechanism therefor |
| US2746443A (en) * | 1953-02-20 | 1956-05-22 | Texas Co | Fuel injection pump |
| US2849997A (en) * | 1954-09-10 | 1958-09-02 | Licencia Talalmany Okat Erteke | Fuel injection pumps for internal combustion engines |
| US2922369A (en) * | 1956-02-06 | 1960-01-26 | Bosch Arma Corp | Fuel injection apparatus |
| US3050964A (en) * | 1961-09-11 | 1962-08-28 | Bosch Arma Corp | Timing device for fuel injection pump |
| FR2246204A5 (enExample) * | 1973-09-28 | 1975-04-25 | Secmafer Sa |
-
1976
- 1976-01-09 CA CA243,279A patent/CA1040497A/en not_active Expired
- 1976-01-13 GB GB1220/76A patent/GB1506682A/en not_active Expired
- 1976-02-10 JP JP51012888A patent/JPS51108124A/ja active Pending
- 1976-03-11 BE BE165071A patent/BE839453A/xx not_active IP Right Cessation
- 1976-03-13 DE DE19762610609 patent/DE2610609A1/de not_active Ceased
- 1976-03-16 ES ES446120A patent/ES446120A1/es not_active Expired
- 1976-03-16 FR FR7607511A patent/FR2304786A1/fr active Granted
- 1976-03-17 BR BR7601592A patent/BR7601592A/pt unknown
- 1976-06-07 US US05/693,189 patent/US4082072A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE839453A (fr) | 1976-07-01 |
| FR2304786A1 (fr) | 1976-10-15 |
| BR7601592A (pt) | 1976-09-14 |
| JPS51108124A (enExample) | 1976-09-25 |
| DE2610609A1 (de) | 1976-09-30 |
| GB1506682A (en) | 1978-04-12 |
| AU1208176A (en) | 1977-09-22 |
| ES446120A1 (es) | 1977-09-16 |
| US4082072A (en) | 1978-04-04 |
| FR2304786B1 (enExample) | 1983-01-28 |
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