RU2011150403A - HIGH PRESSURE PUMP - Google Patents

HIGH PRESSURE PUMP Download PDF

Info

Publication number
RU2011150403A
RU2011150403A RU2011150403/06A RU2011150403A RU2011150403A RU 2011150403 A RU2011150403 A RU 2011150403A RU 2011150403/06 A RU2011150403/06 A RU 2011150403/06A RU 2011150403 A RU2011150403 A RU 2011150403A RU 2011150403 A RU2011150403 A RU 2011150403A
Authority
RU
Russia
Prior art keywords
support roller
cam
radius
working surface
pressure pump
Prior art date
Application number
RU2011150403/06A
Other languages
Russian (ru)
Other versions
RU2554377C2 (en
Inventor
Андреас ДУТТ
Original Assignee
Роберт Бош Гмбх
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Роберт Бош Гмбх filed Critical Роберт Бош Гмбх
Publication of RU2011150403A publication Critical patent/RU2011150403A/en
Application granted granted Critical
Publication of RU2554377C2 publication Critical patent/RU2554377C2/en

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
    • 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
    • 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
    • F02M41/128—Varying injection timing by angular adjustment of the face-cam or the rollers support
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/06—Pumps peculiar thereto
    • F02M45/063—Delivery stroke of piston being divided into two or more parts, e.g. by using specially shaped cams
    • 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
    • F02M59/445—Selection of particular materials
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/02—Fuel-injection apparatus having means for reducing wear

Abstract

1. Насос (1) высокого давления, прежде всего радиально-поршневой или рядный поршневой насос для систем впрыскивания топлива в двигатели внутреннего сгорания с воспламенением от сжатия, имеющий по меньшей мере один насосный узел (13) и один приводной вал (6) с по меньшей мере одним кулачком (9), функционально связанным с насосным узлом (13), который имеет опорный ролик (25), который имеет поверхность (35) и который взаимодействует с рабочей поверхностью (10) кулачка (9), отличающийся тем,что контактная нагрузочная способность опорного ролика (25) на его поверхности (35) и контактная нагрузочная способность кулачка (9) на его рабочей поверхности (10) заданы по меньшей мере приблизительно одинаковыми по величине.2. Насос высокого давления по п.1, отличающийся тем,что радиус (38) опорного ролика (25) меньше радиуса (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), а модуль упругости материала, из которого выполнен опорный ролик (25) по меньшей мере в зоне его поверхности (35), меньше модуля упругости материала, из которого выполнен кулачок (9) по меньшей мере в зоне его рабочей поверхности (10).3. Насос высокого давления по п.1, отличающийся тем,что радиус (38) опорного ролика (25) меньше радиуса (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), и опорный ролик (25) имеет по меньшей мере одно отверстие (41), которое по меньшей мере частично проходит вдоль оси (32) вращения опорного ролика (25).4. Насос высокого давления по п.3, отличающийся тем, что отверстие (41) относительно о�1. High pressure pump (1), primarily a radial piston or in-line piston pump for systems for injecting fuel into compression ignition internal combustion engines, having at least one pump assembly (13) and one drive shaft (6) with at least one cam (9), functionally connected to the pump unit (13), which has a support roller (25), which has a surface (35) and which interacts with the working surface (10) of the cam (9), characterized in that the contact load capacity of the support roller (25) on its pivot The surfaces (35) and the contact load capacity of the cam (9) on its working surface (10) are set at least approximately the same in size. 2. The high-pressure pump according to claim 1, characterized in that the radius (38) of the support roller (25) is less than the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support roller ( 25) at the top dead center of the pump unit (13), and the elastic modulus of the material from which the support roller (25) is made, at least in the area of its surface (35), is less than the elastic modulus of the material from which the cam (9) is made at least least in the area of its working surface (10) .3. The high-pressure pump according to claim 1, characterized in that the radius (38) of the support roller (25) is less than the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support roller ( 25) at the top dead center of the pump unit (13), and the support roller (25) has at least one hole (41), which at least partially extends along the axis of rotation (32) of the support roller (25) .4. The high pressure pump according to claim 3, characterized in that the hole (41) relative to

Claims (10)

1. Насос (1) высокого давления, прежде всего радиально-поршневой или рядный поршневой насос для систем впрыскивания топлива в двигатели внутреннего сгорания с воспламенением от сжатия, имеющий по меньшей мере один насосный узел (13) и один приводной вал (6) с по меньшей мере одним кулачком (9), функционально связанным с насосным узлом (13), который имеет опорный ролик (25), который имеет поверхность (35) и который взаимодействует с рабочей поверхностью (10) кулачка (9), отличающийся тем, что контактная нагрузочная способность опорного ролика (25) на его поверхности (35) и контактная нагрузочная способность кулачка (9) на его рабочей поверхности (10) заданы по меньшей мере приблизительно одинаковыми по величине.1. High pressure pump (1), primarily a radial piston or in-line piston pump for systems for injecting fuel into compression ignition internal combustion engines, having at least one pump assembly (13) and one drive shaft (6) with at least one cam (9), functionally connected to the pump unit (13), which has a support roller (25), which has a surface (35) and which interacts with the working surface (10) of the cam (9), characterized in that the contact load capacity of the support roller (25) on its surface (35) and the contact load capacity of the cam (9) on its working surface (10) are set at least approximately the same in magnitude. 2. Насос высокого давления по п.1, отличающийся тем, что радиус (38) опорного ролика (25) меньше радиуса (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), а модуль упругости материала, из которого выполнен опорный ролик (25) по меньшей мере в зоне его поверхности (35), меньше модуля упругости материала, из которого выполнен кулачок (9) по меньшей мере в зоне его рабочей поверхности (10).2. The high pressure pump according to claim 1, characterized in that that the radius (38) of the support roller (25) is less than the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support roller (25) is adjacent at the top dead center of the pump unit (13) and the elastic modulus of the material from which the support roller (25) is made at least in the area of its surface (35) is less than the elastic modulus of the material from which the cam (9) is made at least in the area of its working surface (10). 3. Насос высокого давления по п.1, отличающийся тем, что радиус (38) опорного ролика (25) меньше радиуса (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), и опорный ролик (25) имеет по меньшей мере одно отверстие (41), которое по меньшей мере частично проходит вдоль оси (32) вращения опорного ролика (25).3. The high-pressure pump according to claim 1, characterized in that that the radius (38) of the support roller (25) is less than the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support roller (25) is adjacent at the top dead center of the pump unit (13) and the support roller (25) has at least one hole (41), which at least partially extends along the axis of rotation (32) of the support roller (25). 4. Насос высокого давления по п.3, отличающийся тем, что отверстие (41) относительно оси (32) вращения опорного ролика (25) выполнено по меньшей мере в основном в виде осевого отверстия (41) или по меньшей мере в основном в виде концентричного отверстия (41) и/или отверстие (41) выполнено в виде сквозного отверстия (41), которое проходит от одной стороны (42) опорного ролика (25) до другой его стороны (43).4. The high-pressure pump according to claim 3, characterized in that the hole (41) relative to the axis (32) of rotation of the support roller (25) is made at least mainly in the form of an axial hole (41) or at least mainly in the form concentric hole (41) and / or hole (41) is made in the form of a through hole (41), which extends from one side (42) of the support roller (25) to its other side (43). 5. Насос высокого давления по одному из пп.1-4, отличающийся тем, что радиус (38) опорного ролика (25) меньше радиуса (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), и опорный ролик (25) обладает у своей поверхности (35) по меньшей мере одним повышенным сжимающим внутренним напряжением.5. The high-pressure pump according to one of claims 1 to 4, characterized in that the radius (38) of the support roller (25) is less than the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support roller (25) is adjacent at the top dead center of the pump unit (13) , and the support roller (25) has at its surface (35) at least one increased compressive internal stress. 6. Насос высокого давления по п.5, отличающийся тем, что поверхность (35) опорного ролика (25) подвергнута цементации, и/или дробеструйной обработке, и/или накатному полированию роликами, и/или азотированию, и/или нитроцементации.6. The high pressure pump according to claim 5, characterized in that that the surface (35) of the support roller (25) has been carburized and / or shot blasted and / or rolled by polishing and / or nitriding and / or nitrocarburizing. 7. Насос высокого давления по п.1, отличающийся тем, что радиус (38) опорного ролика (25) больше радиуса (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), а модуль упругости материала, из которого выполнен опорный ролик (25) по меньшей мере в зоне его поверхности (35), больше модуля упругости материала, из которого выполнен кулачок (9) по меньшей мере в зоне его рабочей поверхности (10).7. The high-pressure pump according to claim 1, characterized in that the radius (38) of the support roller (25) is greater than the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support is adjacent a roller (25) at the top dead center of the pump unit (13), and the elastic modulus of the material from which the support roller (25) is made, at least in the area of its surface (35), is greater than the elastic modulus of the material from which the cam (9) is made at least in the area of its working surface (10). 8. Насос высокого давления по п.7, отличающийся тем, что кулачок (9) у его рабочей поверхности (10) обладает по меньшей мере одним повышенным сжимающим внутренним напряжением.8. The high pressure pump according to claim 7, characterized in that that the cam (9) at its working surface (10) has at least one increased compressive internal stress. 9. Насос высокого давления по п.1, отличающийся тем, что модуль упругости, и/или контактная прочность, и/или коэффициент поперечной деформации материала, из которого выполнен опорный ролик (25) по меньшей мере в зоне его поверхности (35), и модуль упругости, и/или контактная прочность, и/или коэффициент поперечной деформации материала, из которого выполнен кулачок (9) по меньшей мере в зоне его рабочей поверхности (10), заданы по меньшей мере приблизительно одинаковыми по величине, а радиус (38) опорного ролика (25) и радиус (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), заданы по меньшей мере приблизительно равными по величине.9. The high pressure pump according to claim 1, characterized in that that the elastic modulus, and / or contact strength, and / or the coefficient of transverse deformation of the material from which the support roller (25) is made at least in the area of its surface (35), and the elastic modulus, and / or contact strength, and / or the lateral deformation coefficient of the material from which the cam (9) is made, at least in the area of its working surface (10), is set at least approximately the same in magnitude, and the radius (38) of the support roller (25) and the radius of curvature of the cam (39) (9) in the place (36) of its working surface (10) to which the support roller (25) runs at the top dead center of the pump unit (13), are set at least approximately equal in magnitude. 10. Насос высокого давления по п.9, отличающийся тем, что радиус (38) опорного ролика (25) и радиус (39) кривизны кулачка (9) в том месте (36) его рабочей поверхности (10), к которому прилегает опорный ролик (25) в верхней мертвой точке насосного узла (13), различаются между собой менее чем на 5%. 10. The high pressure pump according to claim 9, characterized in that that the radius (38) of the support roller (25) and the radius (39) of the curvature of the cam (9) in that place (36) of its working surface (10) to which the support roller (25) is adjacent at the top dead center of the pump unit (13) , differ from each other by less than 5%.
RU2011150403/06A 2009-05-13 2010-03-22 High pressure pump RU2554377C2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102009003054.9 2009-05-13
DE102009003054A DE102009003054A1 (en) 2009-05-13 2009-05-13 high pressure pump
PCT/EP2010/053696 WO2010130497A1 (en) 2009-05-13 2010-03-22 High pressure pump

Publications (2)

Publication Number Publication Date
RU2011150403A true RU2011150403A (en) 2013-06-27
RU2554377C2 RU2554377C2 (en) 2015-06-27

Family

ID=42244773

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2011150403/06A RU2554377C2 (en) 2009-05-13 2010-03-22 High pressure pump

Country Status (8)

Country Link
US (1) US20120051951A1 (en)
EP (1) EP2430303B1 (en)
JP (1) JP5491621B2 (en)
KR (1) KR101682737B1 (en)
CN (1) CN102422011B (en)
DE (1) DE102009003054A1 (en)
RU (1) RU2554377C2 (en)
WO (1) WO2010130497A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011082642A1 (en) 2011-09-14 2013-03-14 Robert Bosch Gmbh Pump, in particular high-pressure fuel pump for a fuel injection device of an internal combustion engine
US20130192564A1 (en) * 2012-01-26 2013-08-01 Cummins Inc. Laser shock peening applied to fuel system pump head
JP5812020B2 (en) * 2013-02-07 2015-11-11 株式会社デンソー Fuel supply pump
DE102013204327A1 (en) 2013-03-13 2014-09-18 Robert Bosch Gmbh Cylinder head blank, cylinder head and high-pressure pump for fuel injection systems
DE102013206902A1 (en) 2013-04-17 2014-10-23 Robert Bosch Gmbh high pressure pump
DE102013212146A1 (en) 2013-06-25 2015-01-08 Robert Bosch Gmbh pump
DE102013212145A1 (en) 2013-06-25 2015-01-08 Robert Bosch Gmbh pump
DE102013212248A1 (en) 2013-06-26 2014-12-31 Robert Bosch Gmbh high pressure pump
DE102013212302A1 (en) 2013-06-26 2014-12-31 Robert Bosch Gmbh High pressure pump and fuel injection system with a high pressure pump
DE102013212304A1 (en) 2013-06-26 2014-12-31 Robert Bosch Gmbh high pressure pump
DE102013212261A1 (en) 2013-06-26 2014-12-31 Robert Bosch Gmbh high pressure pump
FR3015598B1 (en) * 2013-12-23 2016-12-23 Skf Ab FOLLOWING ROLL DEVICE OF A CAM
DE102014204312A1 (en) 2014-03-10 2015-09-10 Robert Bosch Gmbh high pressure pump
DE102014205260A1 (en) 2014-03-20 2015-09-24 Robert Bosch Gmbh high pressure pump
DE102014206968A1 (en) 2014-04-10 2015-10-15 Robert Bosch Gmbh High pressure pump and high pressure directional valve
DE102014219293A1 (en) 2014-09-24 2016-03-24 Robert Bosch Gmbh Pump, in particular high-pressure pump for fuel injection systems, with a sealing device
DE102014219611A1 (en) 2014-09-26 2016-03-31 Robert Bosch Gmbh Camshaft and pump with a camshaft
DE102014223597B4 (en) * 2014-10-08 2019-02-07 Continental Automotive Gmbh Roller for a roller tappet of a high-pressure fuel pump, roller tappet, high-pressure fuel pump and internal combustion engine
US9835123B2 (en) 2015-01-13 2017-12-05 Roller Bearing Company Of America, Inc. Roller for a fuel pump actuator
CN104879255B (en) * 2015-04-13 2017-12-22 广州柴油机厂股份有限公司 A kind of G26 diesel oil model machine injection advance angle adjustment instrument and application method
DE102018211237A1 (en) * 2018-07-07 2020-01-09 Robert Bosch Gmbh Fuel pump

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735313A (en) * 1956-02-21 Dickson
GB896030A (en) * 1958-12-13 1962-05-09 Bosch Gmbh Robert Improvements in or relating to cams
US3034363A (en) * 1958-12-13 1962-05-15 Bosch Gmbh Robert Cam drive
US3451277A (en) * 1967-06-19 1969-06-24 Whitin Machine Works Cam mechanism
GB1252001A (en) * 1968-02-12 1971-11-03
US4104956A (en) * 1969-06-10 1978-08-08 Hitachi Construction Machinery Co., Ltd. Radial piston type multi-stroke hydraulic pump or motor
US4099597A (en) * 1976-08-23 1978-07-11 Houdaille Industries, Inc. Lubrication pump
JPS61146462A (en) * 1984-12-19 1986-07-04 Toyoda Mach Works Ltd Cam shaft grinding attachment
DE3779486D1 (en) * 1986-04-21 1992-07-09 Bosch Robert CAMSHAFT.
US5215449A (en) * 1991-12-05 1993-06-01 Stanadyne Automotive Corp. Distributor type fuel injection pump
JPH05231260A (en) * 1992-02-18 1993-09-07 Nippondenso Co Ltd Distribution type fuel injection pump
JP3618977B2 (en) * 1997-11-05 2005-02-09 光洋精工株式会社 Cam tappet device
JP2001263198A (en) * 2000-03-14 2001-09-26 Bosch Automotive Systems Corp Fuel pump and fuel supply device using it
JP2002115623A (en) * 2000-10-05 2002-04-19 Mitsubishi Electric Corp Variable discharge-amount fuel supply device
JP2003056315A (en) * 2001-08-22 2003-02-26 Ntn Corp Roller-equipped cam follower
CN2627233Y (en) * 2003-05-21 2004-07-21 上海东维燃油喷射有限公司 Tappet unit with locating slot and without ferrule
US7497157B2 (en) * 2004-01-14 2009-03-03 Bosch Corporation Fuel supply pump and tappet structural body
US20060005797A1 (en) * 2004-07-08 2006-01-12 Schubeck Joseph J Roller valve lifter
DE102005046670A1 (en) 2005-09-29 2007-04-05 Robert Bosch Gmbh High pressure pump for fuel injection device of internal combustion engine, has ball indirectly fixed in part of base plate in tangential direction to tappet and engaged in groove approximately radial to longitudinal axis of tappet
DE102005059031A1 (en) * 2005-12-10 2007-06-14 Schaeffler Kg Radial piston high pressure pump e.g. radial piston distributor type fuel injection pump, for internal combustion engine, has thrust surface of cam ring, guidance slot surface, rolling pickers surface and rolls surface, with micro recesses
DE102006041673A1 (en) * 2006-02-20 2007-08-23 Robert Bosch Gmbh High pressure pump especially for fuel injection in IC engine has the cam follower supported axially by hardened low wear surfaces
JP2007315342A (en) * 2006-05-29 2007-12-06 Nissan Motor Co Ltd Pressure fluctuation restricting means and fuel supply system equipped therewith
US7748359B2 (en) * 2006-06-30 2010-07-06 Caterpillar Inc. Tappet assembly

Also Published As

Publication number Publication date
JP5491621B2 (en) 2014-05-14
WO2010130497A1 (en) 2010-11-18
RU2554377C2 (en) 2015-06-27
KR20120018316A (en) 2012-03-02
EP2430303A1 (en) 2012-03-21
JP2012526242A (en) 2012-10-25
EP2430303B1 (en) 2019-06-05
KR101682737B1 (en) 2016-12-05
CN102422011B (en) 2017-12-08
DE102009003054A1 (en) 2010-11-18
CN102422011A (en) 2012-04-18
US20120051951A1 (en) 2012-03-01

Similar Documents

Publication Publication Date Title
RU2011150403A (en) HIGH PRESSURE PUMP
US8875681B2 (en) Fuel rail mounting arrangement
US20100037864A1 (en) Operation of camshafts, particularly for an injection pump for diesel, having a running pulley driven in a lifting manner
US20130133621A1 (en) Thrust Lubrication Strategy For Roller Lifters Of A Common Rail Fuel Pump
RU2012108433A (en) HIGH PRESSURE PUMP
RU2010152004A (en) HIGH PRESSURE FUEL PUMP
JP2016521822A (en) High-pressure pump and fuel injection device including high-pressure pump
WO2008012295A3 (en) Radial piston pump unit for supplying fuel at high pressure in fuel injection systems
JP6254598B2 (en) piston
RU2012147919A (en) HIGH PRESSURE PUMP
WO2008072548A1 (en) Slide bearing
KR101028553B1 (en) Fuel pump lubrication apparatus driven by cam
CN201144953Y (en) Engine crankshaft
US10208725B2 (en) High pressure fuel pump and associated drive device
US8523534B2 (en) High-pressure pump for supplying fuel to an internal-combustion engine
ATE526500T1 (en) HIGH PRESSURE FUEL PUMP
US20110220065A1 (en) Common Rail High Pressure Pump
WO2010057838A3 (en) Fuel pump for internal combustion engines
CN103397948A (en) Cylinder cover bolt installation structure
US20170184050A1 (en) Cylinder block for engine
CN208816295U (en) Crankcase and compressor
JP2001227425A (en) Fuel pump driving device for engine
JP5956712B2 (en) V-shaped engine
WO2008037745A3 (en) Radial piston pump for a high-pressure fuel supply
WO2019151032A1 (en) Fuel pump driving structure