EP1155238A1 - Hydraulic pump unit - Google Patents
Hydraulic pump unitInfo
- Publication number
- EP1155238A1 EP1155238A1 EP99964362A EP99964362A EP1155238A1 EP 1155238 A1 EP1155238 A1 EP 1155238A1 EP 99964362 A EP99964362 A EP 99964362A EP 99964362 A EP99964362 A EP 99964362A EP 1155238 A1 EP1155238 A1 EP 1155238A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- pump
- hydraulic pump
- elements
- hydraulic
- angular
- 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
- 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
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
-
- 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
- F02M59/04—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps
- F02M59/06—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps with cylinders arranged radially to driving shaft, e.g. in V or star arrangement
-
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
- F04B1/0413—Cams
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
- F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
- F04B11/0058—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control
- F04B11/0066—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control with special shape of the actuating element
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19907311A DE19907311A1 (en) | 1999-02-22 | 1999-02-22 | Hydraulic pump unit |
DE19907311 | 1999-02-22 | ||
PCT/DE1999/003713 WO2000050772A1 (en) | 1999-02-22 | 1999-11-23 | Hydraulic pump unit |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1155238A1 true EP1155238A1 (en) | 2001-11-21 |
EP1155238B1 EP1155238B1 (en) | 2005-08-17 |
Family
ID=7898266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99964362A Expired - Lifetime EP1155238B1 (en) | 1999-02-22 | 1999-11-23 | Hydraulic pump unit |
Country Status (5)
Country | Link |
---|---|
US (1) | US6764285B1 (en) |
EP (1) | EP1155238B1 (en) |
JP (1) | JP2002538360A (en) |
DE (2) | DE19907311A1 (en) |
WO (1) | WO2000050772A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1484502A2 (en) * | 2003-06-03 | 2004-12-08 | Nissin Kogyo Co., Ltd. | Plunger pump |
CN100458150C (en) * | 2004-01-30 | 2009-02-04 | 罗伯特·博世有限公司 | High-pressure pump, particularly for a fuel injection device of a combustion engine |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10057786A1 (en) | 2000-11-22 | 2002-06-06 | Siemens Ag | Injection system for an internal combustion engine and method for regulating and / or venting such an injection system |
DE10205187A1 (en) | 2002-02-08 | 2003-08-21 | Bosch Gmbh Robert | Fuel injection device for an internal combustion engine |
DE10235660A1 (en) * | 2002-08-03 | 2004-02-12 | Bayerische Motoren Werke Ag | Coupling or transmission unit has driving power from drive shaft variably distributed to driven shaft and third shaft, and power distribution is established by current operating state of hydraulic unit connected to third shaft |
DE10239429A1 (en) | 2002-08-28 | 2004-03-11 | Robert Bosch Gmbh | Fuel injection device for an internal combustion engine |
GB0224936D0 (en) * | 2002-10-25 | 2002-12-04 | Delphi Tech Inc | Fuel pump assembly |
DE10322604A1 (en) | 2003-05-20 | 2004-12-09 | Robert Bosch Gmbh | Set of piston pumps, in particular fuel pumps for internal combustion engines with direct fuel injection |
DE10345089A1 (en) * | 2003-09-26 | 2005-04-21 | Bosch Gmbh Robert | Plunger for a high pressure pump and high pressure pump with at least one plunger |
DE10356262A1 (en) * | 2003-12-03 | 2005-06-30 | Robert Bosch Gmbh | Radial piston pump, in particular for fuel injection systems |
DE102004011284A1 (en) * | 2004-03-09 | 2005-09-29 | Robert Bosch Gmbh | High-pressure pump, in particular for a fuel injection device of an internal combustion engine |
DE102004013246A1 (en) * | 2004-03-18 | 2005-10-06 | Robert Bosch Gmbh | High-pressure pump, in particular for a fuel injection device of an internal combustion engine |
DE102004023541A1 (en) | 2004-05-13 | 2005-12-01 | Robert Bosch Gmbh | High-pressure pump for a fuel injection device of an internal combustion engine |
WO2006037676A1 (en) * | 2004-10-06 | 2006-04-13 | Siemens Aktiengesellschaft | Radial piston pump comprising a roller tappet |
DE102004053270A1 (en) | 2004-11-04 | 2006-05-11 | Robert Bosch Gmbh | High-pressure pump, in particular for a fuel injection device of an internal combustion engine |
US20060127228A1 (en) * | 2004-12-09 | 2006-06-15 | Steve Rohring | High pressure open discharge pump system |
US8182246B1 (en) * | 2004-12-09 | 2012-05-22 | Steve Rohring | High pressure open discharge pump system |
US20060177327A1 (en) * | 2005-02-10 | 2006-08-10 | Siemens Vdo Automotive Inc. | Pump assembly for a vehicle braking system with eccentric drive actuator |
US7610894B2 (en) * | 2005-05-16 | 2009-11-03 | Fsnc, Llc | Self-compensating cylinder system in a process cycle |
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 |
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 |
ITMI20062003A1 (en) * | 2006-10-18 | 2008-04-19 | Sunbird Invest Ltd | HIGH PRESSURE PUMP FOR STEEL LUBRICANT |
US20080115770A1 (en) * | 2006-11-16 | 2008-05-22 | Merchant Jack A | Pump with torque reversal avoidance feature and engine system using same |
US7444989B2 (en) | 2006-11-27 | 2008-11-04 | Caterpillar Inc. | Opposed pumping load high pressure common rail fuel pump |
DE102007004069A1 (en) * | 2007-01-26 | 2008-07-31 | Robert Bosch Gmbh | Radial piston engine, particularly multiple stroke radial piston motor, has absorption area of discharge field that is equal or larger than limiting effective piston surface of cylinder space of piston |
JP4872684B2 (en) * | 2007-01-29 | 2012-02-08 | 株式会社デンソー | Fuel supply pump |
DE102007034036A1 (en) * | 2007-07-20 | 2009-01-22 | Robert Bosch Gmbh | High-pressure fuel pump with roller tappet |
DE102007035100A1 (en) * | 2007-07-26 | 2009-01-29 | Robert Bosch Gmbh | Pump, in particular high-pressure fuel pump |
DE102008005279A1 (en) * | 2007-10-19 | 2009-04-23 | Continental Teves Ag & Co. Ohg | Hydraulic unit for slip-controlled brake systems |
DE102007053803A1 (en) | 2007-11-12 | 2009-05-14 | Robert Bosch Gmbh | High-pressure pump for fuel injection device of internal-combustion engine i.e. diesel engine, has upper concave recess cooperating with corresponding shaping at cylinder head in form-fit manner such that component is pivoted movably |
DE102007062177A1 (en) | 2007-12-21 | 2009-06-25 | Robert Bosch Gmbh | High-pressure pump for fuel injection device of internal-combustion engine, has force transmitting element comprising wear-resistant layer and flexible layer that allows penetration of cam or eccentric cam into force transmitting element |
DE102008002107A1 (en) | 2008-05-30 | 2009-12-03 | Robert Bosch Gmbh | Injection pump for supplying highly compressed fuel to internal combustion engine in motor vehicle, has push rod whose one end is supported with roller at both inner circumference surfaces, where end is turned away from piston |
DE102008042068A1 (en) | 2008-09-12 | 2010-03-18 | Robert Bosch Gmbh | Piston pump for fuel system of internal combustion engine, has crankpin comprising cylindrical lateral surface that is formed on side of crankpin by groove base of notch, which has depth extending on both sides in circumferential direction |
DE102008042098A1 (en) | 2008-09-15 | 2010-03-18 | Robert Bosch Gmbh | High pressure radial piston pump for fuel system of internal combustion engine, has assembly flange and housing linked in interchangeable manner, where assembly flange is rotatably fixed on housing |
DE102008042118A1 (en) | 2008-09-15 | 2010-03-18 | Robert Bosch Gmbh | Pump i.e. high pressure fuel pump, for fuel injection device of internal combustion engine, has torsional bar spring held perpendicular towards longitudinal axis of piston beside piston, and torsion bar of spring arranged between ends |
DE102009002534A1 (en) | 2009-04-21 | 2010-10-28 | Robert Bosch Gmbh | Injection pump for diesel engine of motor vehicle, has piston providing on side of cam shaft, and bracket spring enclosing cam in radial distance to side of shaft and springily connects two roller shoes with each other |
US20100307599A1 (en) * | 2009-06-03 | 2010-12-09 | Benjamin James Morris | Fluid device with magnetic latching valves |
DE102009027312A1 (en) * | 2009-06-30 | 2011-01-05 | Robert Bosch Gmbh | Multi-piston pump |
US20110171045A1 (en) * | 2010-01-14 | 2011-07-14 | Briggs & Stratton Corporation | Pressure washer pump |
DE102010030202A1 (en) | 2010-06-17 | 2011-12-22 | Robert Bosch Gmbh | Plunger assembly for pump, particularly high pressure pump for fuel injection unit of internal combustion engine for fuel delivery, has plunger body for movable guiding plunger assembly and supporting element, in which roller is supported |
DE102010030871A1 (en) | 2010-07-02 | 2012-01-05 | Robert Bosch Gmbh | High-pressure pump for fuel injecting device of internal combustion engine, has pump element that has pump piston which is guided in borehole of housing part in movable manner |
DE102010042484A1 (en) | 2010-10-15 | 2012-04-19 | Robert Bosch Gmbh | High pressure pump for a fuel injection device |
DE102011017495A1 (en) | 2011-04-21 | 2012-10-25 | Robert Bosch Gmbh | Metering unit for controlling volume of fuel supplied to high pressure pump i.e. radial piston pump, of common-rail system of diesel engine, has one-way valve integrated into bearing and opening towards cover element or armature space |
DE102011089399A1 (en) | 2011-12-21 | 2013-06-27 | Robert Bosch Gmbh | Pump, in particular high-pressure fuel pump for a fuel injection device |
DE102011089934A1 (en) | 2011-12-27 | 2013-06-27 | Robert Bosch Gmbh | Pump, in particular high-pressure fuel pump for a fuel injection device |
DE102014225982A1 (en) * | 2014-12-16 | 2016-06-16 | Robert Bosch Gmbh | Pump, in particular high-pressure fuel pump |
GB201502686D0 (en) * | 2015-02-18 | 2015-04-01 | Finishing Brands Uk Ltd | High pressure pump |
DE102016210804A1 (en) | 2016-06-16 | 2017-12-21 | Robert Bosch Gmbh | High pressure pump with increased speed range |
Family Cites Families (23)
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DE344568C (en) * | ||||
DE529508C (en) * | 1929-05-18 | 1931-07-21 | Erich Sandner | Device to prevent wave breaks |
DE763391C (en) * | 1940-11-01 | 1954-05-03 | Hermann Karl Meyer Dr | Star cylinder piston pump |
US2423701A (en) * | 1945-01-01 | 1947-07-08 | Marquette Metal Products Co | Pump |
DE1833875U (en) * | 1959-09-03 | 1961-06-29 | Josef Binhack | RADIAL PISTON PUMP. |
DE1503356A1 (en) * | 1963-10-14 | 1970-01-02 | Heinrich Steiner | Hydraulic radial piston motor |
DE1776054A1 (en) * | 1968-09-12 | 1970-11-12 | Hatz Motoren | Piston engine |
US3633875A (en) * | 1970-08-04 | 1972-01-11 | Gardner Denver Co | Fluid-operated balancing hoist |
US3971259A (en) * | 1974-01-02 | 1976-07-27 | Henry Schottler | Fluid transducer |
DE3113737C2 (en) * | 1981-04-04 | 1984-09-06 | Eckhard 4512 Wallenhorst Schulz | Piston pump |
JPS6093183A (en) * | 1983-10-26 | 1985-05-24 | Maruyama Seisakusho:Kk | Pump |
US5035221A (en) * | 1989-01-11 | 1991-07-30 | Martin Tiby M | High pressure electronic common-rail fuel injection system for diesel engines |
EP0737809A1 (en) * | 1991-06-12 | 1996-10-16 | Tiby M. Martin | Fuel pump for a diesel engine fuel injection means |
JP2596657B2 (en) * | 1991-07-09 | 1997-04-02 | ティビー・エム・マーチン | Joint rail |
US5123393A (en) * | 1991-09-04 | 1992-06-23 | Stanadyne Automotive Corp. | Timing control system for fuel injection pump |
JPH05331413A (en) | 1992-05-28 | 1993-12-14 | Kansai Paint Co Ltd | Resin composition for coating |
EP0678166B1 (en) * | 1993-11-08 | 1998-08-12 | SIG Schweizerische Industrie-Gesellschaft | Control device for a variable intake volume pump |
US5634441A (en) * | 1996-01-16 | 1997-06-03 | W. Parker Ragain | Power transfer mechanism |
US5816787A (en) * | 1996-04-24 | 1998-10-06 | Brinkerhoff; Robert B. | Motion conversion rotator apparatus and method |
GB9701877D0 (en) * | 1997-01-30 | 1997-03-19 | Lucas Ind Plc | Fuel pump |
DE19729793A1 (en) * | 1997-07-11 | 1999-01-14 | Bosch Gmbh Robert | Piston pump for high-pressure fuel supply |
JP2965032B1 (en) * | 1998-08-05 | 1999-10-18 | トヨタ自動車株式会社 | Internal combustion engine fuel pump |
DE10010945B4 (en) * | 2000-03-06 | 2004-07-22 | Robert Bosch Gmbh | Pump for supplying a fuel injection system and a hydraulic valve control for internal combustion engines |
-
1999
- 1999-02-22 DE DE19907311A patent/DE19907311A1/en not_active Withdrawn
- 1999-11-23 WO PCT/DE1999/003713 patent/WO2000050772A1/en active IP Right Grant
- 1999-11-23 EP EP99964362A patent/EP1155238B1/en not_active Expired - Lifetime
- 1999-11-23 US US09/913,738 patent/US6764285B1/en not_active Expired - Lifetime
- 1999-11-23 JP JP2000601334A patent/JP2002538360A/en active Pending
- 1999-11-23 DE DE59912440T patent/DE59912440D1/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
See references of WO0050772A1 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1484502A2 (en) * | 2003-06-03 | 2004-12-08 | Nissin Kogyo Co., Ltd. | Plunger pump |
EP1484502B1 (en) * | 2003-06-03 | 2012-05-09 | Nissin Kogyo Co., Ltd. | Plunger pump |
CN100458150C (en) * | 2004-01-30 | 2009-02-04 | 罗伯特·博世有限公司 | High-pressure pump, particularly for a fuel injection device of a combustion engine |
Also Published As
Publication number | Publication date |
---|---|
DE19907311A1 (en) | 2000-08-31 |
US6764285B1 (en) | 2004-07-20 |
EP1155238B1 (en) | 2005-08-17 |
JP2002538360A (en) | 2002-11-12 |
DE59912440D1 (en) | 2005-09-22 |
WO2000050772A1 (en) | 2000-08-31 |
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