WO2001011220A1 - Common rail injector - Google Patents
Common rail injector Download PDFInfo
- Publication number
- WO2001011220A1 WO2001011220A1 PCT/DE2000/002532 DE0002532W WO0111220A1 WO 2001011220 A1 WO2001011220 A1 WO 2001011220A1 DE 0002532 W DE0002532 W DE 0002532W WO 0111220 A1 WO0111220 A1 WO 0111220A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- chamber
- nozzle
- common rail
- pressure
- nozzle needle
- Prior art date
Links
- 239000000446 fuel Substances 0.000 claims abstract description 34
- 238000002485 combustion reaction Methods 0.000 claims abstract description 29
- 238000002347 injection Methods 0.000 abstract description 8
- 239000007924 injection Substances 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
- F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
-
- 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
- F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
- F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
- F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
-
- 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
- F02M2200/21—Fuel-injection apparatus with piezoelectric or magnetostrictive elements
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/806,690 US6626371B1 (en) | 1997-10-09 | 2000-08-01 | Common rail injector |
KR1020017003938A KR20010075416A (en) | 1999-08-04 | 2000-08-01 | Common rail injector |
JP2001515446A JP2003506621A (en) | 1999-08-04 | 2000-08-01 | Common rail injector |
EP00962184A EP1117922B1 (en) | 1999-08-04 | 2000-08-01 | Common rail injector |
DE50009786T DE50009786D1 (en) | 1999-08-04 | 2000-08-01 | Common-rail-injektor |
AT00962184T ATE291169T1 (en) | 1999-08-04 | 2000-08-01 | COMMON RAIL INJECTOR |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19936669A DE19936669A1 (en) | 1999-08-04 | 1999-08-04 | Common rail injector |
DE19936669.1 | 1999-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001011220A1 true WO2001011220A1 (en) | 2001-02-15 |
Family
ID=7917135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2000/002532 WO2001011220A1 (en) | 1997-10-09 | 2000-08-01 | Common rail injector |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1117922B1 (en) |
JP (1) | JP2003506621A (en) |
KR (1) | KR20010075416A (en) |
AT (1) | ATE291169T1 (en) |
CZ (1) | CZ20011138A3 (en) |
DE (2) | DE19936669A1 (en) |
WO (1) | WO2001011220A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002001062A1 (en) * | 2000-06-29 | 2002-01-03 | Robert Bosch Gmbh | High pressure resistant injector for fuel injection of compact construction |
US7429007B2 (en) * | 2000-08-02 | 2008-09-30 | Robert Bosch Gmbh | Fuel injection and method for adjustment thereof |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10036868B4 (en) * | 2000-07-28 | 2004-07-29 | Robert Bosch Gmbh | Injector for an injection system comprising a high-pressure plenum |
DE10100390A1 (en) * | 2001-01-05 | 2002-07-25 | Bosch Gmbh Robert | Injector |
DE10111783B4 (en) * | 2001-03-12 | 2005-10-20 | Bosch Gmbh Robert | injection |
DE10152268A1 (en) * | 2001-10-20 | 2003-04-30 | Bosch Gmbh Robert | Injector |
DE10155187B4 (en) * | 2001-11-12 | 2007-08-16 | L'orange Gmbh | Injection injector for internal combustion engines |
DE10250720A1 (en) * | 2002-10-31 | 2004-05-13 | Robert Bosch Gmbh | Injector |
DE102004018931A1 (en) * | 2004-04-20 | 2005-11-17 | Robert Bosch Gmbh | Common rail injector |
JP4868524B2 (en) * | 2007-04-09 | 2012-02-01 | ボッシュ株式会社 | Fuel injection valve |
DE102013225107A1 (en) | 2013-12-06 | 2015-06-11 | Robert Bosch Gmbh | Fuel injector, in particular common-rail injector for self-igniting internal combustion engines |
JP7322820B2 (en) * | 2020-06-10 | 2023-08-08 | 株式会社デンソー | valve device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19724637A1 (en) | 1997-06-11 | 1998-12-17 | Bosch Gmbh Robert | Injector |
DE19744518A1 (en) * | 1997-10-09 | 1999-04-15 | Bosch Gmbh Robert | Fuel injection valve for internal combustion engine |
DE19954023A1 (en) * | 1998-11-30 | 2000-05-31 | Denso Corp | High pressure fuel injection system has device for controlling stroke of piezoelectric actuator in steps to control degree of opening of bleed valve feeding low pressure fuel reservoir |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB862382A (en) * | 1959-04-01 | 1961-03-08 | Caterpillar Tractor Co | Sliding type fuel injection valve |
DE3535124A1 (en) * | 1985-10-02 | 1987-04-02 | Bosch Gmbh Robert | ELECTROMAGNETICALLY ACTUABLE FUEL INJECTION VALVE |
US4987887A (en) * | 1990-03-28 | 1991-01-29 | Stanadyne Automotive Corp. | Fuel injector method and apparatus |
-
1999
- 1999-08-04 DE DE19936669A patent/DE19936669A1/en not_active Ceased
-
2000
- 2000-08-01 JP JP2001515446A patent/JP2003506621A/en active Pending
- 2000-08-01 DE DE50009786T patent/DE50009786D1/en not_active Expired - Lifetime
- 2000-08-01 AT AT00962184T patent/ATE291169T1/en not_active IP Right Cessation
- 2000-08-01 EP EP00962184A patent/EP1117922B1/en not_active Expired - Lifetime
- 2000-08-01 CZ CZ20011138A patent/CZ20011138A3/en unknown
- 2000-08-01 KR KR1020017003938A patent/KR20010075416A/en not_active Application Discontinuation
- 2000-08-01 WO PCT/DE2000/002532 patent/WO2001011220A1/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19724637A1 (en) | 1997-06-11 | 1998-12-17 | Bosch Gmbh Robert | Injector |
DE19744518A1 (en) * | 1997-10-09 | 1999-04-15 | Bosch Gmbh Robert | Fuel injection valve for internal combustion engine |
DE19954023A1 (en) * | 1998-11-30 | 2000-05-31 | Denso Corp | High pressure fuel injection system has device for controlling stroke of piezoelectric actuator in steps to control degree of opening of bleed valve feeding low pressure fuel reservoir |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002001062A1 (en) * | 2000-06-29 | 2002-01-03 | Robert Bosch Gmbh | High pressure resistant injector for fuel injection of compact construction |
US7429007B2 (en) * | 2000-08-02 | 2008-09-30 | Robert Bosch Gmbh | Fuel injection and method for adjustment thereof |
US7828233B2 (en) | 2000-08-02 | 2010-11-09 | Robert Bosch Gmbh | Fuel injector and method for its adjustment |
Also Published As
Publication number | Publication date |
---|---|
EP1117922B1 (en) | 2005-03-16 |
CZ20011138A3 (en) | 2002-01-16 |
JP2003506621A (en) | 2003-02-18 |
ATE291169T1 (en) | 2005-04-15 |
DE50009786D1 (en) | 2005-04-21 |
DE19936669A1 (en) | 2001-02-22 |
EP1117922A1 (en) | 2001-07-25 |
KR20010075416A (en) | 2001-08-09 |
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