CN104948364A - Diesel oil engine fuel supply device - Google Patents
Diesel oil engine fuel supply device Download PDFInfo
- Publication number
- CN104948364A CN104948364A CN201510096234.5A CN201510096234A CN104948364A CN 104948364 A CN104948364 A CN 104948364A CN 201510096234 A CN201510096234 A CN 201510096234A CN 104948364 A CN104948364 A CN 104948364A
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- Prior art keywords
- fuel
- plunger
- fuel injection
- cam
- suction
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Classifications
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- 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
- F02M59/38—Pumps characterised by adaptations to special uses or conditions
- F02M59/42—Pumps characterised by adaptations to special uses or conditions for starting of 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
- 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
- F02M59/102—Mechanical drive, e.g. tappets or cams
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The invention provides a diesel oil engine fuel supply device preventing reverse ignition of the engine; a fuel spray cam (2) uses an anti-reverse ignition cam (20), and a fuel suction cam face (2b) is formed in a finish period (10c) of a suction stroke (10) of the engine in positive rotation (3), until an abut position between a plug (40) and a push rod (4a); when the engine is in reverse rotation (11), the fuel suction cam face (2b) can press the plug (4) into an upper dead point, so fuel (8) can be injected to a combustion room (7) from a plug room (5) through an injector (6); an ignition point (12a) in the fuel spray period (12) of fuel injection when the engine is in reverse rotation (11) is in an exhaust stroke (13) when the engine is in reverse rotation; in the discharge stroke, part of all the sprayed fuel (8) are discharged from the combustion room through a suction valve (14).
Description
Technical field
The present invention relates to a kind of fuel injection system of diesel engine, relate to a kind of fuel supplying device of the diesel engine that can prevent engine inversion from starting in detail.
Background technique
In the prior art, there is the fuel injection system of following diesel engine.
As shown in Figure 5A, a kind of fuel injection system of diesel engine, there is fuel-injection pump 1 and fuel injection cam 2, fuel injection cam 2 is provided with fuel injection camming surface 2a and fuel suction camming surface 2b, when motor carries out rotating forward 3, utilize fuel injection camming surface 2a that the plunger 4 of fuel-injection pump 1 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, utilize the plunger 4 turning back to lower dead centre side under the guiding of fuel suction camming surface 2b that fuel 8 is drawn into plunger compartment 5 (such as, with reference to patent documentation 1).
If utilize this device, then there is the advantage that fuel-injection pump 1 and fuel injection cam 2 can be utilized to firing chamber 7 with simple structure to supply fuel 8.
Patent documentation 1: Japanese Unexamined Patent Publication 2006-17047 publication (with reference to Fig. 2)
Problem: motor starts sometimes under inverted status.
With regard to this device, in the process of equipment climbing being provided with motor, work as engine stop, when equipment drives in the wrong direction to the down direction on slope, motor starts sometimes under inverted status.
Summary of the invention
The object of the present invention is to provide a kind of fuel supplying device of the diesel engine that can prevent the reversion of motor from starting.
The result of the research of inventors of the present invention finds: the fuel suction camming surface 2b due to the prior art shown in Fig. 5 A is only formed in the position that the interim 10b of suction stroke 10 when motor the rotates forward 3 and push rod 4a of plunger 4 abuts against, so when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and as shown in Figure 5 B, the starting point 12a of the fuel injection period 12 of this fuel 8 of the injection when engine inversion 11 is arranged in the suction stroke 18 during engine inversion 11, the whole fuel 8 sprayed all burn in explosion stroke 19 afterwards, thus produce huge output, there is the mistake that motor starts under inverted status.
The result that inventors of the present invention study further is repeatedly: by improving cam profile, make when engine inversion 11, part or all of the fuel 8 sprayed is discharged from firing chamber 7, just can prevent the mistake that motor starts under inverted status, thus define the present invention.
The fuel injection system of the diesel engine of technological scheme 1 and 3, there is fuel-injection pump 1 and fuel injection cam 2, fuel injection cam 2 is provided with fuel injection camming surface 2a and fuel suction camming surface 2b, when motor rotates forward 3, utilize fuel injection camming surface 2a that the plunger 4 of fuel-injection pump 1 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, fuel 8 is sucked plunger compartment 5 by the plunger 4 returning to lower dead centre side by being guided by fuel suction camming surface 2b.
The common technical characteristics of technological scheme 1 and 3 is as following.
As illustrated in Figure 1A or Fig. 4 A, a kind of fuel injection system of diesel engine, there is fuel-injection pump 1 and fuel injection cam 2, fuel injection cam 2 is provided with fuel injection camming surface 2a and fuel suction camming surface 2b, when motor rotates forward 3, utilize fuel injection camming surface 2a that the plunger 4 of fuel-injection pump 1 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, fuel 8 is sucked plunger compartment 5 by the plunger 4 returning to lower dead centre side by being guided by fuel suction camming surface 2b.
The feature of the fuel injection system of the diesel engine of technological scheme 1 is, fuel injection cam 2 uses anti-reverse startup cam 20, till the fuel suction camming surface 2b of this anti-reverse startup cam 20 is formed to the position that the tail end 10c of suction stroke 10 when motor the rotates forward 3 and push rod 4a of plunger 4 abuts against, when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and the starting point 12a of the fuel injection period 12 of this fuel 8 of injection during engine inversion 11 is positioned at the exhaust stroke 13 during engine inversion 11, in this exhaust stroke 13, part or all of the fuel 8 sprayed is discharged from firing chamber 7 via air-breathing valve port 14.
The specified features of technological scheme 1 is as described below.
As as illustrated in Figure 1A, fuel injection cam 2 uses anti-reverse startup cam 20, till the fuel suction camming surface 2b of this anti-reverse startup cam 20 is formed to the position that the tail end 10c of suction stroke 10 when rotating forward 3 with motor and the push rod 4a of plunger 4 abuts against, when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and as shown in Figure 1B, the starting point 12a of the fuel injection period 12 of this fuel 8 of injection during engine inversion 11 is positioned at the exhaust stroke 13 during engine inversion 11, in this exhaust stroke 13, part or all of the fuel 8 ejected is discharged from firing chamber 7 via air-breathing valve port 14.
The feature of the fuel injection system of the diesel engine of technological scheme 3 is, fuel injection cam 2 uses anti-reverse startup cam 20, after the formation starting point 2c of the fuel suction camming surface 2b of this anti-reverse startup cam 20 is located at the initial period 10a of the suction stroke 10 when motor the rotates forward 3 and position that abuts against of the push rod 4a of plunger 4, when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and the end point 12b of the fuel injection period 12 of this fuel 8 of injection during engine inversion 11 is positioned at the exhaust stroke 13 during engine inversion 11, in this exhaust stroke 13, part or all of the fuel 8 sprayed is discharged from firing chamber 7 via air-breathing valve port 14.
As shown in Figure 4 A, fuel injection cam 2 uses anti-reverse startup cam 20, after the formation starting point 2c of the fuel suction camming surface 2b of this anti-reverse startup cam 20 is located at the initial period 10a of the suction stroke 10 when motor the rotates forward 3 and position that abuts against of the push rod 4a of plunger 4, when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and as shown in Figure 4 B, the end point 12b of the fuel injection period 12 of this fuel 8 of injection during engine inversion 11 is positioned at the exhaust stroke 13 during engine inversion 11, in this exhaust stroke 13, part or all of the fuel 8 sprayed is discharged from firing chamber 7 via air-breathing valve port 14.
The invention of technological scheme 1,3 has following effect.
Effect: can prevent the reversion of motor from starting.
As shown in Figure 1B, Fig. 4 B, due to when engine inversion 11, in exhaust stroke 13, part or all of the fuel 8 sprayed is discharged from firing chamber 7 via air-breathing valve port 14, so because of fuel shortage in explosion stroke 19 thereafter, can not get sufficient output, can prevent the reversion of motor from starting.
The fuel injection system of the diesel engine of technological scheme 2, fuel-injection pump 1 has fuel storage cell 15 and fuel suction port 16, fuel storage cell 15 is located at plunger compartment 5 around, from fuel injection pump 17 by fuel 8 force feed to fuel storage cell 15, fuel suction port 16 be located at plunger compartment 5 perisporium 5a and towards fuel storage cell 15, the scope that the explosion stroke 21 when rotating forward 3 from motor all abuts against with the push rod 4a of plunger 4 to the tail end 10c of suction stroke 10 is formed at by fuel suction camming surface 2b, thus when fuel is drawn into plunger compartment 5, plunger compartment 5 becomes malleation.
Technological scheme 2, except the effect of technological scheme 1, also has following effect.
Effect: prevent the carbon in sparger from blocking.
As shown in Figure 1B, because fuel suction camming surface 2b is formed at the scope that the explosion stroke 21 when rotating forward 3 from motor all abuts against with the push rod 4a of plunger 4 to the tail end 10c of suction stroke 10, thus when fuel is drawn into plunger compartment 5, plunger compartment 5 becomes malleation, so suppress engine fuel to be inhaled into plunger compartment 5, prevent the blocking of the carbon in sparger 6 caused thus.
Why can be inhaled into Shi Shi plunger compartment of plunger compartment 55 at fuel and become malleation, be because fuel suction camming surface 2b is formed in longer scope, its inclination can be relaxed, and reduce the speed of plunger 4 to the movement of lower dead centre side.
The fuel injection system of the diesel engine of technological scheme 4, be provided with multiple fuel injection cam 2 accordingly with multiple cylinder #1, #2, #3, #4, use anti-reverse startup cam 20 to the order of the outburst according to regulation in multiple cylinder #1, #2, #3, #4 every whole fuel injection cams 2,2 of cylinder #1, #4 burner oil 8 of a half quantity of carrying out breaking out.
Technological scheme 4, except the effect any one of technological scheme 1 ~ 3, also has following effect.
Effect: can prevent the reversion of motor from starting.
As shown in Figure 2, multiple fuel injection cam 2 is provided with due to corresponding with multiple cylinder #1, #2, #3, #4, anti-reverse startup cam 20 is used every all fuel injection cams 2,2 of cylinder #1, #4 burner oil 8 of a half quantity of carrying out breaking out to the order of the outburst according to regulation in multiple cylinder #1, #2, #3, #4, so when engine inversion 11, upper generation can export not enough every cylinder #1, #4 of one, prevent the reversion of motor from starting.
Accompanying drawing explanation
Figure 1A, Figure 1B are the figure of the fuel injection system of the motor that the first mode of execution of the present invention is described, Figure 1A is schematic diagram, and Figure 1B is sequential chart.
Fig. 2 is the explanatory drawing of jet pump and the fuel injection cam used in the device of Fig. 1.
Fig. 3 is the schematic diagram of the device of Fig. 1.
Fig. 4 A, Fig. 4 B are the figure of the fuel injection system of the motor that the second mode of execution of the present invention is described, Fig. 4 A is schematic diagram, and Fig. 4 B is sequential chart.
Fig. 5 A, Fig. 5 B are the figure of the fuel injection system of the motor that prior art is described, Fig. 5 A is schematic diagram, and Fig. 5 B is sequential chart.
Description of reference numerals
1 fuel-injection pump
2 fuel injection cams
2a fuel injection camming surface
2b fuel suction camming surface
2c forms starting point
3 motor forward directions
4 plungers
4a push rod
5 plunger compartments
6 spargers
7 firing chambers
8 fuel
Suction stroke during 10 rotating forward
10a initial period
10c tail end
11 counter enginewises
12 fuel injection period
Exhaust stroke during 13 reversion
14 air-breathing valve ports
15 fuel storage cells
16 fuel suction port
17 fuel injection pumps
Suction stroke during 18 reversion
Embodiment
Figure 1A ~ Fig. 3 is the figure of the fuel injection system of the motor that the first mode of execution of the present invention is described, Fig. 4 A, Fig. 4 B are the figure of the fuel injection system of the motor that the second mode of execution of the present invention is described, in each mode of execution, the fuel injection system of vertical in-line four cylinder diesel engine is described.
The summary info of this motor as described below.
As shown in Figure 3, this motor is vertical in-line four cylinder diesel engine, in the upper group of cylinder body 22, cylinder head 23 is housed, piston 25 is embedded in cylinder endoporus 24 in the mode that can freely be elevated, cylinder head 23 is provided with sparger (injector) 6, the air-breathing valve port 14 of the intakeport 26 of cylinder head 23 is configured with Aspirating valves 27.As shown in Figure 1B, cylinder head 23 is also formed with relief opening (not shown), outlet valve 28 (with reference to Figure 1A).As shown in Figure 3, be provided with the cavity 29 to lower recess at the top of piston 25, the inside of cavity 29 becomes firing chamber 7.From fuel-injection pump 1 to sparger 6 force feed fuel 8.Fuel-injection pump 1 is placed in the pump putting chamber 30 that cylinder body 22 is formed, and in the below of fuel-injection pump 1, erection has fuel injection cam axle 31.Fuel-injection pump 1 is Bosch column fuel-injection pump, has 4 plungers 4 corresponding with 4 cylinders and its plunger compartment 5.
As shown in Figure 1A, this motor has fuel-injection pump 1 and fuel injection cam 2, fuel injection cam 2 is provided with fuel injection camming surface 2a and fuel suction camming surface 2b, when motor rotates forward, when namely rotating along motor forward direction 3, utilize fuel injection camming surface 2a that the plunger 4 of fuel-injection pump 1 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, fuel 8 is drawn into plunger compartment 5 by the plunger 4 returning to lower dead centre side by being guided by fuel suction camming surface 2b.Returnning spring 4b is utilized to make plunger 4 turn back to lower dead centre side.
As shown in Figure 1A, fuel injection cam 2 uses anti-reverse startup cam 20, till the fuel suction camming surface 2b of this anti-reverse startup cam 20 is formed to the position that the tail end 10c of suction stroke 10 when motor the rotates forward 3 and push rod 4a of plunger 4 abuts against.
With regard to this motor, when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and as shown in Figure 1B, the starting point 12a of the fuel injection period 12 of this fuel 8 of the injection when engine inversion 11 is arranged in the exhaust stroke 13 during engine inversion 11, and in this exhaust stroke 13, part or all of the fuel 8 ejected is discharged from firing chamber 7 via air-breathing valve port 14.
In fig. ib, reference character 10a is the initial period of the suction stroke 10 when motor rotates forward 3,10b is the interim of this suction stroke 10,25a is piston lifting cyclic curve, 27a is the cam lifting curve of air inlet cam, 28a is the cam lifting curve of exhaust cam, and 32 is the fuel injection period when motor rotates forward 3.
As shown in Figure 3, fuel-injection pump 1 has fuel storage cell 15 and fuel suction port 16, and fuel storage cell 15 is located at plunger compartment 5 around, from fuel injection pump 17 by fuel 8 force feed to fuel storage cell 15, fuel suction port 16 is located on the perisporium 5a of plunger compartment 5, and towards fuel storage cell 15.
As shown in Figure 1B, fuel suction camming surface 2b is formed at the scope that the explosion stroke 21 when motor rotates forward 3 all abuts against with the push rod 4a of plunger 4 to the tail end 10c of suction stroke 10, thus when fuel is drawn into plunger compartment 5, plunger compartment 5 becomes malleation.
Fuel 8 in fuel tank 33 is supplied to fuel storage cell 15, and the fuel 8 sprayed not used for fuel returns fuel tank 33 from fuel storage cell 15.
As shown in Figure 2, be provided with 4 fuel injection cams 2 accordingly with 4 cylinders #1, #2, #3, #4, use anti-reverse startup cam 20 to the order of the outburst according to regulation in 4 cylinders #1, #2, #3, #4 every all fuel injection cams 2,2 of cylinder #1, #4 burner oil 8 of a half quantity of carrying out breaking out.Particularly, all fuel injection cams 2,2 to the first cylinder #1 and the 4th cylinder #4 burner oil use anti-reverse startup cam 20.Fuel injection cam 2,2 to the second cylinder #2 and the 3rd cylinder #3 burner oil uses the fuel injection cam 2,2 of the prior art shown in Fig. 5 A.
Below, the second mode of execution of the present invention is described.
This second mode of execution is different from the first mode of execution in the following areas.
As shown in Figure 4 A, fuel injection cam 2 uses anti-reverse startup cam 20, should anti-reverse startup cam 20, after the formation starting point 2c of fuel suction camming surface 2b is located at the initial period 10a of the suction stroke 10 when motor the rotates forward 3 and position that abuts against of the push rod 4a of plunger 4.
Should anti-reverse startup cam 20, when engine inversion 11, utilize fuel suction camming surface 2b that plunger 4 is pressed into upper dead center side, from plunger compartment 5 via sparger 6 to firing chamber 7 burner oil 8, and as shown in Figure 4 B, the end point 12b spraying the fuel injection period 12 of this fuel 8 during engine inversion 11 is positioned at the exhaust stroke 13 during engine inversion 11, in this exhaust stroke 13, part or all of the fuel 8 ejected is discharged from firing chamber 7 via air-breathing valve port 14.
Using other structure as the structure identical with the first mode of execution, in Fig. 4 A, Fig. 4 B, reference character, title identical on the element identical with the first mode of execution is also recorded.
Claims (4)
1. a fuel injection system for diesel engine,
There is fuel-injection pump (1) and fuel injection cam (2), fuel injection cam (2) be provided with fuel injection camming surface (2a) and fuel suction camming surface (2b),
When motor rotates forward (3), utilize fuel injection camming surface (2a) by the plunger (4) of fuel-injection pump (1) press-in upper dead center side, from plunger compartment (5) via sparger (6) to firing chamber (7) burner oil (8), fuel (8) is sucked plunger compartment (5) by the plunger (4) returning to lower dead centre side by being guided by fuel suction camming surface (2b)
The feature of the fuel injection system of this diesel engine is,
Fuel injection cam (2) uses anti-reverse startup cam (20), till the fuel suction camming surface (2b) of this anti-reverse startup cam (20) is formed to the position that the tail end 10c of suction stroke 10 when motor rotates forward (3) and the push rod (4a) of plunger (4) abut against
When engine inversion (11), utilize fuel suction camming surface (2b) by plunger (4) press-in upper dead center side, from plunger compartment (5) via sparger (6) to firing chamber (7) burner oil (8), and the starting point (12a) of spraying the fuel injection period (12) of this fuel (8) time engine inversion (11) is positioned at the exhaust stroke (13) time engine inversion (11), in this exhaust stroke (13), part or all of the fuel (8) sprayed is discharged from firing chamber (7) via air-breathing valve port (14).
2. the fuel injection system of diesel engine as claimed in claim 1, is characterized in that,
Fuel-injection pump (1) has fuel storage cell (15) and fuel suction port (16), fuel storage cell (15) is located at plunger compartment (5) around, from fuel injection pump (17) by fuel (8) force feed to fuel storage cell (15), fuel suction port (16) be located at plunger compartment (5) perisporium (5a) and towards fuel storage cell (15)
Be formed in the scope all abutted against with the push rod (4a) of plunger (4) to the tail end (10c) of suction stroke (10) from the explosion stroke (21) during motor rotating forward (3) by fuel suction camming surface (2b), thus when fuel is drawn into plunger compartment (5), plunger compartment (5) become malleation.
3. a fuel injection system for diesel engine,
There is fuel-injection pump (1) and fuel injection cam (2), fuel injection cam (2) be provided with fuel injection camming surface (2a) and fuel suction camming surface (2b),
When motor rotates forward (3), utilize fuel injection camming surface (2a) by the plunger (4) of fuel-injection pump (1) press-in upper dead center side, from plunger compartment (5) via sparger (6) to firing chamber (7) burner oil (8), fuel (8) is sucked into plunger compartment (5) by the plunger (4) returning to lower dead centre side by being guided by fuel suction camming surface (2b)
The feature of the fuel injection system of this diesel engine is,
Fuel injection cam (2) uses anti-reverse startup cam (20),
The position that the initial period (10a) of the suction stroke (10) that the formation starting point (2c) of the fuel suction camming surface (2b) of this anti-reverse startup cam (20) is located at when motor rotates forward (3) abuts against with the push rod (4a) of plunger (4) later
When engine inversion (11), utilize fuel suction camming surface (2b) by plunger (4) press-in upper dead center side, from plunger compartment (5) via sparger (6) to firing chamber (7) burner oil (8), and the end point (12b) of spraying the fuel injection period (12) of this fuel (8) time engine inversion (11) is positioned at the exhaust stroke (13) time engine inversion (11), in this exhaust stroke (13), the fuel (8) sprayed part or all from firing chamber (7) via air-breathing valve port (14 discharge.
4. the fuel injection system of the diesel engine according to any one of claim 1 ~ claim 3, is characterized in that,
Be provided with multiple fuel injection cam (2) accordingly with multiple cylinder (#1, #2, #3, #4), use anti-reverse startup cam (20) to the order of the outburst according to regulation in multiple cylinder (#1, #2, #3, #4) every whole fuel injection cams (2,2) of cylinder (#1, #4) burner oil (8) of a half quantity of carrying out breaking out.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014066711A JP6238811B2 (en) | 2014-03-27 | 2014-03-27 | Fuel supply system for diesel engine |
| JP2014-066711 | 2014-03-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104948364A true CN104948364A (en) | 2015-09-30 |
| CN104948364B CN104948364B (en) | 2019-04-19 |
Family
ID=54163328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510096234.5A Active CN104948364B (en) | 2014-03-27 | 2015-03-04 | The fuel supply system of diesel engine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6238811B2 (en) |
| KR (1) | KR102265797B1 (en) |
| CN (1) | CN104948364B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6011672A (en) * | 1983-06-30 | 1985-01-21 | Mitsubishi Heavy Ind Ltd | Fuel injection pump |
| JPH0327876U (en) * | 1989-07-27 | 1991-03-20 | ||
| JP2000179430A (en) * | 1998-12-16 | 2000-06-27 | Denso Corp | Fuel injection pump and its assembling method |
| CN1875183A (en) * | 2003-10-28 | 2006-12-06 | 洋马株式会社 | Reverse rotation preventing mechanism for diesel engine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4816236U (en) * | 1971-06-17 | 1973-02-23 | ||
| JPH03164563A (en) * | 1989-11-20 | 1991-07-16 | Yanmar Diesel Engine Co Ltd | Reverse rotation preventing device for internal combustion engine |
| JPH0828399A (en) * | 1994-07-22 | 1996-01-30 | Yanmar Diesel Engine Co Ltd | Reverse rotation preventing mechanism of diesel engine |
| JP2001165015A (en) * | 1999-12-10 | 2001-06-19 | Denso Corp | Fuel injection pump |
| JP4248453B2 (en) * | 2004-07-02 | 2009-04-02 | 株式会社クボタ | Multi-cylinder diesel engine |
-
2014
- 2014-03-27 JP JP2014066711A patent/JP6238811B2/en active Active
-
2015
- 2015-02-10 KR KR1020150019942A patent/KR102265797B1/en active IP Right Grant
- 2015-03-04 CN CN201510096234.5A patent/CN104948364B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6011672A (en) * | 1983-06-30 | 1985-01-21 | Mitsubishi Heavy Ind Ltd | Fuel injection pump |
| JPH0327876U (en) * | 1989-07-27 | 1991-03-20 | ||
| JP2000179430A (en) * | 1998-12-16 | 2000-06-27 | Denso Corp | Fuel injection pump and its assembling method |
| CN1875183A (en) * | 2003-10-28 | 2006-12-06 | 洋马株式会社 | Reverse rotation preventing mechanism for diesel engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104948364B (en) | 2019-04-19 |
| KR20150112763A (en) | 2015-10-07 |
| JP6238811B2 (en) | 2017-11-29 |
| KR102265797B1 (en) | 2021-06-15 |
| JP2015190345A (en) | 2015-11-02 |
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