JP2005526208A - 改良された接続ジオメトリを有するインジェクタ - Google Patents
改良された接続ジオメトリを有するインジェクタ Download PDFInfo
- Publication number
- JP2005526208A JP2005526208A JP2003569997A JP2003569997A JP2005526208A JP 2005526208 A JP2005526208 A JP 2005526208A JP 2003569997 A JP2003569997 A JP 2003569997A JP 2003569997 A JP2003569997 A JP 2003569997A JP 2005526208 A JP2005526208 A JP 2005526208A
- Authority
- JP
- Japan
- Prior art keywords
- injector
- leak
- connection
- injection molding
- electrical connection
- 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
Images
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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/002—Arrangement of leakage or drain conduits in or from injectors
-
- 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
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
-
- 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
- F02M2200/90—Selection of particular materials
- F02M2200/9015—Elastomeric or plastic 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims (14)
- 特にアキュムレータ噴射装置のためのインジェクタであって、供給接続部(8)と、リーク接続部(3)と、電気的接続部(7)とを有している形式のものにおいて、
リーク接続部(3)と電気的接続部(7)とが一体の射出成形構成部分(2)として形成されていて、該一体の射出成形構成部分(2)が直接的にインジェクタ(1)に射出成形されていることを特徴とするインジェクタ。 - 射出成形構成部分(2)がプラスチックから製造されている、請求項1記載のインジェクタ。
- リーク接続部(3)が、電気的接続部(7)に対して180°ずらされて配置されている、請求項1または2記載のインジェクタ。
- 一体の射出成形構成部分(2)が、インジェクタ(1)のヘッド(10)に配置されている、請求項1から3までのいずれか1項記載のインジェクタ。
- 供給接続部(8)が、インジェクタのヘッド(10)の端面側の端部に配置されている、請求項1から4までのいずれか1項記載のインジェクタ。
- 一体の射出成形構成部分(2)が供給接続部(8)の周りに配置されている、請求項5記載のインジェクタ。
- リーク戻し孔(9)がインジェクタ(1)内に、単なる円筒状の孔として形成されている、請求項1から6までのいずれか1項記載のインジェクタ。
- リーク接続部(3)の外周面に、ロック装置を固定するための環状の切欠(4)が形成されている、請求項1から7までのいずれか1項記載のインジェクタ。
- リーク接続部(3)と電気的接続部(7)とが、インジェクタの中心軸線(X−X)に対して約45°の角度(α)をなして配置されている、請求項1から8までのいずれか1項記載のインジェクタ。
- 一体の射出成形構成部分(2)が、インジェクタのヘッド(10)の端面側の端部を、カバー状に完全に覆っている、請求項1から4までのいずれか1項記載のインジェクタ。
- インジェクタ(1)にリーク導管を固定するためのリーク接続部であって、インジェクタのリーク接続部(3)と電気的接続部(7)とが、一体の射出成形構成部分(2)に形成されていて、この場合、一体の射出成形構成部分(2)はインジェクタ(1)に直接的に射出成形により固定されていることを特徴とするリーク接続部。
- リーク接続部(3)が、電気的接続部(7)に対して180°反対の方向で、一体の射出成形構成部分(2)に形成されている、請求項11記載のリーク接続部。
- リーク接続部(3)と電気的接続部(7)とが、インジェクタの中心軸線(X−X)に対して約45°の角度(α)を成して配置されている、請求項11又は12記載のリーク接続部。
- リーク接続部(3)と電気的接続部(7)とが、プラスチックの射出成形によって1つの作業ステップで完全に製造されている、請求項11から13までのいずれか1項記載のリーク接続部。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10206908A DE10206908B4 (de) | 2002-02-19 | 2002-02-19 | Injektor mit verbesserter Anschlussgeometrie |
PCT/DE2003/000507 WO2003071123A1 (de) | 2002-02-19 | 2003-02-18 | Injektor mit verbesserter anschlussgeometrie |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005526208A true JP2005526208A (ja) | 2005-09-02 |
JP4181505B2 JP4181505B2 (ja) | 2008-11-19 |
Family
ID=27674740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003569997A Expired - Lifetime JP4181505B2 (ja) | 2002-02-19 | 2003-02-18 | 改良された接続ジオメトリを有するインジェクタ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7815131B2 (ja) |
EP (1) | EP1476653B1 (ja) |
JP (1) | JP4181505B2 (ja) |
DE (2) | DE10206908B4 (ja) |
WO (1) | WO2003071123A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITBO20030678A1 (it) * | 2003-11-14 | 2005-05-15 | Magneti Marelli Powertrain Spa | Iniettore di carburante con attuazione idraulica dello spillo |
ATE525564T1 (de) | 2007-12-31 | 2011-10-15 | Delphi Tech Holding Sarl | Kraftstoffeinspritzanordnung |
DE102008055119A1 (de) * | 2008-12-23 | 2010-07-01 | Robert Bosch Gmbh | Piezoinjektor |
DE102009002128A1 (de) * | 2009-04-02 | 2010-10-14 | Robert Bosch Gmbh | Kraftstoffeinspritzvorrichtung |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4046112A (en) * | 1975-10-20 | 1977-09-06 | General Motors Corporation | Electromagnetic fuel injector |
US4628881A (en) * | 1982-09-16 | 1986-12-16 | Bkm, Inc. | Pressure-controlled fuel injection for internal combustion engines |
US4603671A (en) * | 1983-08-17 | 1986-08-05 | Nippon Soken, Inc. | Fuel injector for an internal combustion engine |
BR9401725A (pt) * | 1994-05-26 | 1995-12-26 | Daniel Sofer | Válvula eletromagnética com sub-conjunto eletromagneticamente autônomo |
DE19619523A1 (de) * | 1996-05-15 | 1997-11-20 | Bosch Gmbh Robert | Kraftstoffeinspritzventil für Hochdruckeinspritzung |
US5878720A (en) * | 1997-02-26 | 1999-03-09 | Caterpillar Inc. | Hydraulically actuated fuel injector with proportional control |
DE19717459C2 (de) * | 1997-04-25 | 1999-03-18 | Bosch Gmbh Robert | Vorrichtung zum dosierten Einspritzen von Kraftstoff in einen Verbrennungsmotor |
US6173699B1 (en) * | 1999-02-04 | 2001-01-16 | Caterpillar Inc. | Hydraulically-actuated fuel injector with electronically actuated spill valve |
DE19940387C1 (de) * | 1999-08-25 | 2001-02-22 | Siemens Ag | Leckageanschluss und Kraftstoffinjektor mit einem solchen Leckageanschluss |
DE19942990A1 (de) * | 1999-09-09 | 2001-03-22 | Bosch Gmbh Robert | Common-Rail-Injektor |
EP1118765A3 (de) * | 2000-01-19 | 2003-11-19 | CRT Common Rail Technologies AG | Brennstoffeinspritzventil für Verbrennungskraftmaschinen |
US7312813B1 (en) | 2000-02-14 | 2007-12-25 | Nokia Corporation | Wireless application protocol television |
GB0008383D0 (en) | 2000-04-05 | 2000-05-24 | Sontora Limited | System and method for providing an internet audio stream to a wap mobile telephone or the like over a computer nrework |
DE10115322A1 (de) * | 2001-03-28 | 2002-10-17 | Bosch Gmbh Robert | Kraftstoff-Einspritzvorrichtung für Brennkraftmaschinen, insbesondere Common-Rail-Injektor |
-
2002
- 2002-02-19 DE DE10206908A patent/DE10206908B4/de not_active Expired - Fee Related
-
2003
- 2003-02-18 JP JP2003569997A patent/JP4181505B2/ja not_active Expired - Lifetime
- 2003-02-18 WO PCT/DE2003/000507 patent/WO2003071123A1/de active Application Filing
- 2003-02-18 DE DE50310975T patent/DE50310975D1/de not_active Expired - Lifetime
- 2003-02-18 EP EP03708038A patent/EP1476653B1/de not_active Expired - Fee Related
-
2004
- 2004-05-25 US US10/853,990 patent/US7815131B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP1476653A1 (de) | 2004-11-17 |
JP4181505B2 (ja) | 2008-11-19 |
US7815131B2 (en) | 2010-10-19 |
EP1476653B1 (de) | 2008-12-24 |
WO2003071123A1 (de) | 2003-08-28 |
DE10206908A1 (de) | 2003-09-04 |
DE50310975D1 (de) | 2009-02-05 |
DE10206908B4 (de) | 2010-01-07 |
US20040231637A1 (en) | 2004-11-25 |
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