JPS6356429B2 - - Google Patents
Info
- Publication number
- JPS6356429B2 JPS6356429B2 JP51133095A JP13309576A JPS6356429B2 JP S6356429 B2 JPS6356429 B2 JP S6356429B2 JP 51133095 A JP51133095 A JP 51133095A JP 13309576 A JP13309576 A JP 13309576A JP S6356429 B2 JPS6356429 B2 JP S6356429B2
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- longitudinal recess
- fuel
- shoulder
- groove
- 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 claims description 74
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims 3
- 239000012530 fluid Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 230000036461 convulsion Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000009467 reduction 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
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/24—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke
- F02M59/26—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke caused by movements of pistons relative to their cylinders
- F02M59/265—Varying fuel delivery in quantity or timing with constant-length-stroke pistons having variable effective portion of stroke caused by movements of pistons relative to their cylinders characterised by the arrangement or form of spill port of spill contour on the 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7533802A FR2330870A1 (fr) | 1975-11-05 | 1975-11-05 | Procede d'amenagement de piston de pompe d'injection de combustible de moteur a combustion interne et piston ainsi obtenu |
| FR7631136A FR2367927A2 (fr) | 1976-10-15 | 1976-10-15 | Procede d'amenagement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52115402A JPS52115402A (en) | 1977-09-28 |
| JPS6356429B2 true JPS6356429B2 (US07652168-20100126-C00084.png) | 1988-11-08 |
Family
ID=26219136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13309576A Granted JPS52115402A (en) | 1975-11-05 | 1976-11-05 | Method of slowing down pressure drop speed in operating chamber of fuel injection pump and plunger of fixed stroke* variable flowwrate fuel injection pump |
Country Status (17)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59173572A (ja) * | 1983-03-19 | 1984-10-01 | Yanmar Diesel Engine Co Ltd | 可変容量形ピストンポンプ |
| AT408135B (de) * | 1994-04-28 | 2001-09-25 | Steyr Nutzfahrzeuge | Kraftstoffeinspritzung in brennkraftmaschinen |
| AT408255B (de) * | 1994-11-11 | 2001-10-25 | Steyr Nutzfahrzeuge | Kraftstoffeinspritzsystem einer brennkraftmaschine |
| DE60311454T2 (de) * | 2003-08-07 | 2007-11-29 | Delphi Technologies, Inc., Troy | Pumpenanordnung |
| GB0712032D0 (en) * | 2007-06-22 | 2007-08-01 | Delphi Tech Inc | Fluid pump |
| EP2669504A1 (en) | 2012-05-30 | 2013-12-04 | Caterpillar Motoren GmbH & Co. KG | Plunger for an internal combustion engine fuel pump |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4932020A (US07652168-20100126-C00084.png) * | 1972-07-28 | 1974-03-23 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB659301A (en) * | 1949-01-14 | 1951-10-24 | Roberto Scorzoni | Improvements in injection pump pistons |
| US2696786A (en) * | 1952-01-21 | 1954-12-14 | Caterpillar Tractor Co | Fuel injection pump plunger |
| FR1093960A (fr) * | 1952-03-25 | 1955-05-11 | Const Mecaniques Soc Gen De | Piston pour pompe d'injection de combustible et son procédé de construction |
| DK94066C (da) * | 1958-10-21 | 1962-08-06 | Burmeister & Wains Mot Mask | Brændselsindsprøjtningssystem til forbrændingsmotorer. |
| NL125952C (US07652168-20100126-C00084.png) * | 1964-04-21 | |||
| GB1159005A (en) * | 1966-05-10 | 1969-07-23 | Bryce Berger Ltd | Liquid Fuel Injection Pumps. |
| CH476917A (de) * | 1967-06-19 | 1969-08-15 | Sulzer Ag | Brennstoffeinspritzpumpe einer Kolbenbrennkraftmaschine |
| GB1271799A (en) * | 1968-09-24 | 1972-04-26 | Cav Ltd | Fuel injection pumps |
| DE2160499A1 (de) * | 1971-12-07 | 1973-06-14 | Maschf Augsburg Nuernberg Ag | Einrichtung zur stufenweisen brennstoffeinspritzung |
| JPS5227302Y2 (US07652168-20100126-C00084.png) * | 1972-12-05 | 1977-06-21 | ||
| FR2278951A1 (fr) * | 1974-07-16 | 1976-02-13 | Semt | Dispositif anti-erosion d'une pompe aspirante et foulante |
-
1976
- 1976-10-26 CH CH1347976A patent/CH601662A5/xx not_active IP Right Cessation
- 1976-10-26 NO NO763644A patent/NO149676C/no unknown
- 1976-10-26 IN IN1935/CAL/76A patent/IN147113B/en unknown
- 1976-10-28 CS CS766969A patent/CS203132B2/cs unknown
- 1976-10-28 US US05/736,570 patent/US4090819A/en not_active Expired - Lifetime
- 1976-11-03 DE DE2650368A patent/DE2650368C2/de not_active Expired
- 1976-11-03 SE SE7612237A patent/SE462690B/xx not_active IP Right Cessation
- 1976-11-04 ES ES452991A patent/ES452991A1/es not_active Expired
- 1976-11-04 PL PL1976193463A patent/PL116167B1/pl unknown
- 1976-11-04 AU AU19296/76A patent/AU504242B2/en not_active Expired
- 1976-11-05 DK DK502876A patent/DK148719C/da not_active IP Right Cessation
- 1976-11-05 GB GB46069/76A patent/GB1565985A/en not_active Expired
- 1976-11-05 IT IT46916/76A patent/IT1086426B/it active
- 1976-11-05 NL NLAANVRAGE7612313,A patent/NL182014C/xx not_active IP Right Cessation
- 1976-11-05 YU YU2729/76A patent/YU37452B/xx unknown
- 1976-11-05 JP JP13309576A patent/JPS52115402A/ja active Granted
- 1976-11-05 FI FI763180A patent/FI63625C/fi not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4932020A (US07652168-20100126-C00084.png) * | 1972-07-28 | 1974-03-23 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2650368A1 (de) | 1977-05-18 |
| NL7612313A (nl) | 1977-05-09 |
| CS203132B2 (en) | 1981-02-27 |
| AU1929676A (en) | 1978-05-11 |
| DK148719B (da) | 1985-09-09 |
| CH601662A5 (US07652168-20100126-C00084.png) | 1978-07-14 |
| ES452991A1 (es) | 1977-12-16 |
| GB1565985A (en) | 1980-04-30 |
| JPS52115402A (en) | 1977-09-28 |
| NO149676B (no) | 1984-02-20 |
| DK148719C (da) | 1986-02-03 |
| SE462690B (sv) | 1990-08-13 |
| AU504242B2 (en) | 1979-10-04 |
| FI63625B (fi) | 1983-03-31 |
| NL182014B (nl) | 1987-07-16 |
| FI63625C (fi) | 1983-07-11 |
| NO149676C (no) | 1984-05-30 |
| NO763644L (US07652168-20100126-C00084.png) | 1977-05-06 |
| US4090819A (en) | 1978-05-23 |
| DK502876A (da) | 1977-05-06 |
| SE7612237L (sv) | 1977-05-06 |
| DE2650368C2 (de) | 1985-11-14 |
| IT1086426B (it) | 1985-05-28 |
| PL116167B1 (en) | 1981-05-30 |
| FI763180A (US07652168-20100126-C00084.png) | 1977-05-06 |
| YU37452B (en) | 1984-08-31 |
| IN147113B (US07652168-20100126-C00084.png) | 1979-11-17 |
| YU272976A (en) | 1983-04-27 |
| NL182014C (nl) | 1987-12-16 |
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