DE69820550D1 - High pressure pump with variable flow rate - Google Patents

High pressure pump with variable flow rate

Info

Publication number
DE69820550D1
DE69820550D1 DE69820550T DE69820550T DE69820550D1 DE 69820550 D1 DE69820550 D1 DE 69820550D1 DE 69820550 T DE69820550 T DE 69820550T DE 69820550 T DE69820550 T DE 69820550T DE 69820550 D1 DE69820550 D1 DE 69820550D1
Authority
DE
Germany
Prior art keywords
flow rate
high pressure
pressure pump
variable flow
variable
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 - Lifetime
Application number
DE69820550T
Other languages
German (de)
Other versions
DE69820550T2 (en
Inventor
Shigeiku Enomoto
Tadaaki Makino
Yasuhiro Horiuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Soken Inc
Original Assignee
Denso Corp
Nippon Soken Inc
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 Denso Corp, Nippon Soken Inc filed Critical Denso Corp
Publication of DE69820550D1 publication Critical patent/DE69820550D1/en
Application granted granted Critical
Publication of DE69820550T2 publication Critical patent/DE69820550T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02M39/00—Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
    • F02M39/02—Arrangements of fuel-injection apparatus to facilitate the driving of pumps; Arrangements of fuel-injection pumps; Pump drives
    • 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
    • F02M41/14—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 rotary distributor supporting pump pistons
    • F02M41/1405—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis
    • F02M41/1411—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis characterised by means for varying fuel delivery or injection timing
    • 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
    • F02M41/14—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 rotary distributor supporting pump pistons
    • F02M41/1405—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis
    • F02M41/1411—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 rotary distributor supporting pump pistons pistons being disposed radially with respect to rotation axis characterised by means for varying fuel delivery or injection timing
    • F02M41/1427—Arrangements for metering fuel admitted to pumping chambers, e.g. by shuttles or by throttle-valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Reciprocating Pumps (AREA)
DE69820550T 1997-09-11 1998-09-09 High pressure pump with variable flow rate Expired - Lifetime DE69820550T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP26498897 1997-09-11
JP26498897 1997-09-11

Publications (2)

Publication Number Publication Date
DE69820550D1 true DE69820550D1 (en) 2004-01-29
DE69820550T2 DE69820550T2 (en) 2004-11-04

Family

ID=17411014

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820550T Expired - Lifetime DE69820550T2 (en) 1997-09-11 1998-09-09 High pressure pump with variable flow rate

Country Status (2)

Country Link
EP (1) EP0902181B1 (en)
DE (1) DE69820550T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4322444B2 (en) 2001-06-14 2009-09-02 株式会社デンソー Accumulated fuel injection system
JP4199705B2 (en) * 2004-07-12 2008-12-17 ヤンマー株式会社 Internal combustion engine having an accumulator fuel injection device
DE502005003915D1 (en) * 2005-09-26 2008-06-12 Ford Global Tech Llc Method for reducing the overall load of the drive system of a common rail injection system
GB2552328A (en) * 2016-07-18 2018-01-24 Delphi Int Operations Luxembourg Sarl Transfer pump
GB2565093B (en) * 2017-08-01 2020-03-25 Delphi Tech Ip Ltd Fuel Pressurising device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1833875U (en) * 1959-09-03 1961-06-29 Josef Binhack RADIAL PISTON PUMP.
GB1603415A (en) * 1977-04-30 1981-11-25 Lucas Industries Ltd Liquid fuel injection pumps
JPS62231349A (en) 1986-03-31 1987-10-09 Omron Tateisi Electronics Co Memory access device
JP2690734B2 (en) * 1987-09-16 1997-12-17 株式会社デンソー Variable discharge high pressure pump
FR2710111B1 (en) * 1993-09-15 1995-12-01 Poclain Hydraulics Sa Hydraulic motor fitted with a device for selecting its active displacement.
CN1082143C (en) * 1993-11-08 2002-04-03 Crt公共铁路技术公司 Control device for a variable volume pump
US5630708A (en) * 1993-12-28 1997-05-20 Zexel Corporation Radial piston pump for low-viscosity fuel
JPH07269439A (en) * 1994-03-31 1995-10-17 Zexel Corp Distribution type fuel injection pump
JP3531253B2 (en) 1995-01-13 2004-05-24 株式会社明電舎 Pulse power supply
JPH09100939A (en) 1995-10-09 1997-04-15 Aisin Aw Co Ltd Solenoid proportional valve control device
JP3581861B2 (en) * 1996-07-05 2004-10-27 株式会社日本自動車部品総合研究所 High pressure supply pump

Also Published As

Publication number Publication date
EP0902181A3 (en) 2001-12-12
EP0902181A2 (en) 1999-03-17
DE69820550T2 (en) 2004-11-04
EP0902181B1 (en) 2003-12-17

Similar Documents

Publication Publication Date Title
DE69929296D1 (en) High pressure fuel pump with variable flow rate
DE69417345D1 (en) Vane pump with adjustable flow rate
DE69519712T2 (en) Fluid pump or compressor with increased performance
DE69512504T2 (en) PUMP SYSTEMS WITH PERISTALTIC PUMPS
DE69909985D1 (en) HYDRAULICALLY ACTUATED SYSTEM WITH DISPLACEMENT PUMP WITH VARIABLE FLOW RATE AND FIXED STROKE
DE69836866D1 (en) INFUSION SYSTEM WITH PULSATING FLOW
DE69512412D1 (en) PRESSURE LEVEL PUMP
DE19983460T1 (en) fluid pump
DE69629211D1 (en) PITOT FLOW METER WITH AVERAGE PRESSURE
DE69728606D1 (en) Variable flow compressor
DE69732802D1 (en) Liquid high pressure pump
DE19880317T1 (en) high pressure pump
DE69731340D1 (en) Variable flow compressor
DE69822686D1 (en) Variable flow compressor
DE60011257D1 (en) COMPRESSORS WITH VARIABLE FLOW RATE
DE4480775T1 (en) Compressors with variable delivery rates
DE69808625T2 (en) DIAPHRAGM VALVE WITH HIGH FLOW
DE19980588T1 (en) Fluid pump
DE69820550D1 (en) High pressure pump with variable flow rate
DE59708770D1 (en) FLOW PUMP
DE69617141D1 (en) Vane compressors with pressure peak reduction
DE19635801B4 (en) High pressure pump with working slides
NO963308D0 (en) Fluid Pumping
DE69613643D1 (en) Vane compressor with variable flow rate
DE69619298T2 (en) Variable flow rate pump

Legal Events

Date Code Title Description
8364 No opposition during term of opposition