JPS54102420A - Distribution type fuel injection pump - Google Patents
Distribution type fuel injection pumpInfo
- Publication number
- JPS54102420A JPS54102420A JP901478A JP901478A JPS54102420A JP S54102420 A JPS54102420 A JP S54102420A JP 901478 A JP901478 A JP 901478A JP 901478 A JP901478 A JP 901478A JP S54102420 A JPS54102420 A JP S54102420A
- Authority
- JP
- Japan
- Prior art keywords
- injection
- little
- fuel
- fuel oil
- port
- 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
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
- F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
- F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
- F02M41/10—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor
- F02M41/12—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor
- F02M41/123—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor characterised by means for varying fuel delivery or injection timing
- F02M41/125—Variably-timed valves controlling fuel passages
- F02M41/126—Variably-timed valves controlling fuel passages valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
PURPOSE:To make a reduction of the combustion noise, with a quantity of the fuel made burning little by little, by lowering the rate of injection at the time of idling operation to prolong the time of injection. CONSTITUTION:Under a condition of idle running, with a timing of up-down movement of a plunger 7 being at the slowest speed through a timer by up-down actuating a sleeve 18, in the stage before a cut-off port 17 reaches a face 19, that is, in the stage with a fuel oil being carried out into a conduction pipe 16, an idle port 22 and a control port 23 are facing to each other, and the fuel oil in a passage 13 is sucked flowing out into an air space 4. Accordingly, a pressure drop, caused in the fuel oil fed out to an injection nozzle through the conduction pipe 16, lowers down an injection rate, with an injection time prolonged for obtaining the same injection quantity, and the fuel is gradually injected into within the cylinder. Consequently, a quantity of the fuel is burned little by little in the cylinder, thus capable of reducing a level of the combustion noise.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP901478A JPS6010181B2 (en) | 1978-01-30 | 1978-01-30 | distribution type fuel injection pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP901478A JPS6010181B2 (en) | 1978-01-30 | 1978-01-30 | distribution type fuel injection pump |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54102420A true JPS54102420A (en) | 1979-08-11 |
JPS6010181B2 JPS6010181B2 (en) | 1985-03-15 |
Family
ID=11708789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP901478A Expired JPS6010181B2 (en) | 1978-01-30 | 1978-01-30 | distribution type fuel injection pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6010181B2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6176727A (en) * | 1984-09-23 | 1986-04-19 | Diesel Kiki Co Ltd | Injection ratio control device of fuel injection pump |
US4586480A (en) * | 1983-11-26 | 1986-05-06 | Diesel Kiki Co., Ltd. | Electronically controlled distributor type fuel injection pump |
US4763631A (en) * | 1986-12-23 | 1988-08-16 | Robert Bosch Gmbh | Fuel injection pump for internal combustion engines |
JPH03199663A (en) * | 1989-12-28 | 1991-08-30 | Zexel Corp | Distribution type fuel injection pump |
EP0736685A2 (en) * | 1995-04-03 | 1996-10-09 | Zexel Corporation | Distributor type fuel injection pump |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0495279U (en) * | 1990-12-28 | 1992-08-18 |
-
1978
- 1978-01-30 JP JP901478A patent/JPS6010181B2/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4586480A (en) * | 1983-11-26 | 1986-05-06 | Diesel Kiki Co., Ltd. | Electronically controlled distributor type fuel injection pump |
JPS6176727A (en) * | 1984-09-23 | 1986-04-19 | Diesel Kiki Co Ltd | Injection ratio control device of fuel injection pump |
JPH0544538B2 (en) * | 1984-09-23 | 1993-07-06 | Zexel Corp | |
US4763631A (en) * | 1986-12-23 | 1988-08-16 | Robert Bosch Gmbh | Fuel injection pump for internal combustion engines |
JPH03199663A (en) * | 1989-12-28 | 1991-08-30 | Zexel Corp | Distribution type fuel injection pump |
EP0736685A2 (en) * | 1995-04-03 | 1996-10-09 | Zexel Corporation | Distributor type fuel injection pump |
EP0736685A3 (en) * | 1995-04-03 | 1997-03-19 | Zexel Corp | Distributor type fuel injection pump |
Also Published As
Publication number | Publication date |
---|---|
JPS6010181B2 (en) | 1985-03-15 |
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