JP4510871B2 - 燃料噴射弁 - Google Patents
燃料噴射弁 Download PDFInfo
- Publication number
- JP4510871B2 JP4510871B2 JP2007318193A JP2007318193A JP4510871B2 JP 4510871 B2 JP4510871 B2 JP 4510871B2 JP 2007318193 A JP2007318193 A JP 2007318193A JP 2007318193 A JP2007318193 A JP 2007318193A JP 4510871 B2 JP4510871 B2 JP 4510871B2
- Authority
- JP
- Japan
- Prior art keywords
- valve seat
- valve
- fuel injection
- vortex
- forming member
- 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 - Fee Related
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
- 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
-
- 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
- F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
-
- 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
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
- F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
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- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
- F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
-
- 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
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fuel-Injection Apparatus (AREA)
Description
磁気回路のコア2は燃料流入管片としても役立つ。この場合、長手開孔7は燃料供給通路を成す。電磁コイル1の上側でコア2には、外側の金属製の(例えば強磁性の)ケーシング部分14が結合されている。このケーシング部分14は外極もしくは外側の導磁部材として磁気回路を閉じかつ電磁コイル1を少なくとも周方向で完全に取囲んでいる。コア2の長手開孔7には供給側にて燃料フィルタ15が設けられている。このフィルタ15は、その大きさに基づき噴射弁において閉塞又は故障の原因となるような燃料成分を濾出するために役立つ。燃料フィルタ15は例えばプレス嵌めによりコア2に固定されている。
2 コア
3 巻体
4 中間部分
7 長手開口
8 弁長手軸線
14 ケーシング部分
15 燃料フィルタ
18 ケーシング部分
20 弁ニードル
21 弁座保持体
22 シールリング
24 貫通開口
25 端部
26 弁座部材
27 弁座面
28 弁閉鎖区分
33 戻しばね
34 案内孔
44 プラスチック射出成形部
45 接触ケーブル
47 シール部材
50 圧縮ばね
52 切欠き
53 底
60 開口範囲
62 渦流室
63 渦流通路
68 支持円板
69 流水通路
70 固定部分
74 肩
75 段部
76 リング室
Claims (14)
- 内燃機関の燃料噴射装置のための燃料噴射弁、特に内燃機関の燃焼室へ燃料を直接噴射する燃料噴射装置であって、電磁的な回路と、弁長手軸線に沿って運動可能で、弁を開閉するために定置の弁座と協働する弁閉鎖区分を有する弁ニードル(20)と、弁座のすぐ上流に配置された円板状の渦流形成部材(47)とを有している形式のものにおいて、渦流形成部材(47)が複数の渦流通路(63)を有する1つの内部開口領域(60)を有し、該内部開口領域(60)が渦流形成部材(47)の全軸方向厚さに亙って延びており、前記渦流通路(63)が環状の縁部領域(66)によって、渦流形成部材(47)の外周に接続させられておらず、渦流形成部材(47)のすぐ上流側に、別個に構成された案内部材(35)が配置されており、該案内部材(35)が内部の案内開口(55)を有し、該案内開口(55)でこれを貫く弁ニードル(20)を案内しており、前記案内部材(35)が弁座(27)に対し半径方向で移動可能に構成されていることを特徴とする、燃料噴射弁。
- 渦流形成部材(47)の内部開口領域(60)が打抜きで形成されている、請求項1記載の燃料噴射弁。
- 内部開口領域(60)が内部渦流室(62)と該内部渦流室(62)に開口する多数の渦流通路(63)とから形成されている、請求項1又は2記載の燃料噴射弁。
- 渦流通路(63)が接線方向で渦流室(62)に開口している、請求項3記載の燃料噴射弁。
- 渦流室(62)の内部で弁ニードル(20)が軸方向に移動可能である、請求項3記載の燃料噴射弁。
- 前記案内部材(35)が圧縮ばね(50)によって渦流形成部材(47)に対し、ひいては間接的に弁座部材(26)に対して押し付けられている、請求項1記載の燃料噴射弁。
- 円板状の案内部材(35)が切欠き(52)を有し、該切欠き(52)の底(53)に圧縮ばね(50)が支えられている、請求項6記載の燃料噴射弁。
- 案内部材(35)の外周に少なくとも1つの溝状の流動通路(69)が形成されている、請求項1記載の燃料噴射弁。
- 案内部材(35)が一方の端面で渦流形成部材(47)に接触しかつ他方の反対側の端面で弁座保持体(21)に接触しており、案内部材(35)が軸方向でケーシングに緊締されている、請求項1記載の燃料噴射弁。
- 案内部材(35)と渦流形成部材(47)と弁座部材(26)とがわずかな遊びをもって又は押し合わせで弁座保持体(21)に固定されている、請求項9に記載の燃料噴射弁。
- 渦流形成部材(47)のすぐ上流に、案内開口(55)を貫く弁ニードル(20)を案内する内部の案内開口(55)を有する弁座保持体(21)の案内区分(35)が配置されている、請求項1から5までのいずれか1項記載の燃料噴射弁。
- 渦流形成部材(47)と弁座部材(26)とが案内部材(35)と一緒に弁座保持体(21)の貫通開孔(24)内に配置されており、ひいては弁座保持体(21)により周方向で完全に取囲まれている、請求項1から5までのいずれか1項記載の燃料噴射弁。
- 渦流形成部材(47)が弁座保持体(21)に、下方の噴射側の端面(82)で接触し、ひいては弁座保持体(21)の内部の貫通開孔(24)よりも大きい外径を有している、請求項1から5までのいずれか1項記載の燃料噴射弁。
- 弁座保持体(21)の下流側の端部(25)の外周に管状の固定部分(70)が配置されており、この固定部分(70)が弁座保持体(21)と弁座部材(26)にそれぞれ1つの溶接シーム(61,71)で固定されている、請求項13記載の燃料噴射弁。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19736682A DE19736682A1 (de) | 1997-08-22 | 1997-08-22 | Brennstoffeinspritzventil |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51375699A Division JP4097713B2 (ja) | 1997-08-22 | 1998-07-28 | 燃料噴射弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008106781A JP2008106781A (ja) | 2008-05-08 |
JP4510871B2 true JP4510871B2 (ja) | 2010-07-28 |
Family
ID=7839919
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51375699A Expired - Fee Related JP4097713B2 (ja) | 1997-08-22 | 1998-07-28 | 燃料噴射弁 |
JP2007318193A Expired - Fee Related JP4510871B2 (ja) | 1997-08-22 | 2007-12-10 | 燃料噴射弁 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51375699A Expired - Fee Related JP4097713B2 (ja) | 1997-08-22 | 1998-07-28 | 燃料噴射弁 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6145761A (ja) |
EP (1) | EP0934459B1 (ja) |
JP (2) | JP4097713B2 (ja) |
KR (1) | KR100623402B1 (ja) |
CN (1) | CN1095932C (ja) |
CZ (1) | CZ292735B6 (ja) |
DE (2) | DE19736682A1 (ja) |
WO (1) | WO1999010649A1 (ja) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6886758B1 (en) * | 1997-02-06 | 2005-05-03 | Siemens Vdo Automotive Corp. | Fuel injector temperature stabilizing arrangement and method |
US6257508B1 (en) | 1997-02-06 | 2001-07-10 | Siemens Automotive Corporation | Fuel injector having after-injection reduction arrangement |
US6179227B1 (en) * | 1997-02-06 | 2001-01-30 | Siemens Automotive Corporation | Pressure swirl generator for a fuel injector |
US6125818A (en) * | 1997-03-19 | 2000-10-03 | Hiatchi, Ltd. | Fuel injector and internal combustion engine having the same |
DE19736682A1 (de) * | 1997-08-22 | 1999-02-25 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
JP3612421B2 (ja) * | 1998-04-06 | 2005-01-19 | 株式会社日立製作所 | 複数部材からなる精密部品の同芯結合方法、燃料噴射弁の組立て方法、及び燃料噴射弁 |
BR9906683A (pt) * | 1998-08-27 | 2000-10-17 | Bosch Gmbh Robert | Válvula de injeção de combustìvel |
DE19907897A1 (de) * | 1999-02-24 | 2000-08-31 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US6279844B1 (en) * | 1999-03-18 | 2001-08-28 | Siemens Automotive Corporation | Fuel injector having fault tolerant connection |
US6920690B1 (en) | 1999-04-27 | 2005-07-26 | Siemens Vdo Automotive Corp. | Method of manufacturing a fuel injector seat |
EP1175560B8 (en) | 1999-04-27 | 2005-12-28 | Siemens VDO Automotive Corporation | Coating for a fuel injector seat |
JP3810583B2 (ja) * | 1999-05-13 | 2006-08-16 | 三菱電機株式会社 | 燃料噴射弁 |
US6065692A (en) * | 1999-06-09 | 2000-05-23 | Siemens Automotive Corporation | Valve seat subassembly for fuel injector |
DE19927899A1 (de) * | 1999-06-18 | 2000-12-21 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE19935262A1 (de) | 1999-07-27 | 2001-02-01 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE19937961A1 (de) * | 1999-08-11 | 2001-02-15 | Bosch Gmbh Robert | Brennstoffeinspritzventil und Verfahren zur Herstellung von Austrittsöffnungen an Ventilen |
US6257496B1 (en) * | 1999-12-23 | 2001-07-10 | Siemens Automotive Corporation | Fuel injector having an integrated seat and swirl generator |
US6848634B1 (en) * | 1999-12-30 | 2005-02-01 | Siemens Vdo Automotive Corp. | Fuel injector with thermally isolated seat |
DE10037571A1 (de) * | 2000-08-02 | 2002-02-14 | Bosch Gmbh Robert | Brennstoffeinspritzventil und Verfahren zu dessen Einstellung |
DE10038293A1 (de) * | 2000-08-05 | 2002-02-14 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10046306A1 (de) | 2000-09-19 | 2002-04-04 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10046305A1 (de) | 2000-09-19 | 2002-04-04 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10049033B4 (de) * | 2000-10-04 | 2005-08-04 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE10049034B4 (de) | 2000-10-04 | 2005-08-04 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE10050053B4 (de) | 2000-10-10 | 2005-04-28 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10050054B4 (de) * | 2000-10-10 | 2005-01-27 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE10050753A1 (de) | 2000-10-13 | 2002-04-25 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10055513B4 (de) * | 2000-11-09 | 2006-03-09 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE10057631A1 (de) | 2000-11-21 | 2002-05-23 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10058373A1 (de) | 2000-11-24 | 2002-06-13 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10059263B4 (de) | 2000-11-29 | 2007-10-18 | Robert Bosch Gmbh | Verfahren zur Herstellung bzw. zur Montage eines Brennstoffeinspritzventils |
DE10060435A1 (de) | 2000-12-05 | 2002-06-13 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10061571B4 (de) * | 2000-12-11 | 2007-03-22 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE10063259A1 (de) * | 2000-12-19 | 2002-07-11 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10063260B4 (de) | 2000-12-19 | 2007-11-29 | Robert Bosch Gmbh | Brennstoffeinspritzventil mit einstellbarem Drall |
DE10063258A1 (de) | 2000-12-19 | 2002-07-11 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10063261B4 (de) | 2000-12-19 | 2005-09-01 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE10103932B4 (de) * | 2001-01-30 | 2010-01-21 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
US6513730B1 (en) * | 2001-03-21 | 2003-02-04 | The United States Of America As Represented By The National Aeronautics And Space Administration | MEMS-based spinning nozzle |
DE10153627A1 (de) * | 2001-10-31 | 2003-11-06 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10213857A1 (de) * | 2002-03-27 | 2003-10-09 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US6854670B2 (en) * | 2002-05-17 | 2005-02-15 | Keihin Corporation | Fuel injection valve |
US6899290B2 (en) * | 2002-06-24 | 2005-05-31 | Delphi Technologies, Inc. | Fuel swirler plate for a fuel injector |
DE102004024119B4 (de) | 2004-05-14 | 2006-04-20 | Siemens Ag | Düsenbaugruppe und Einspritzventil |
US20060073348A1 (en) * | 2004-10-06 | 2006-04-06 | General Electric Company | Electroplated fuel nozzle/swirler wear coat |
US7168637B2 (en) * | 2004-11-05 | 2007-01-30 | Visteon Global Technologies, Inc. | Low pressure fuel injector nozzle |
US7905425B2 (en) * | 2008-11-18 | 2011-03-15 | Continental Automotive Sytems US, Inc. | Modular outward opening solenoid direct fuel injector |
JP5341045B2 (ja) * | 2010-09-30 | 2013-11-13 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁 |
JP5930903B2 (ja) * | 2012-07-27 | 2016-06-08 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁 |
CN103256106B (zh) * | 2012-12-28 | 2015-12-23 | 湖南吉利汽车部件有限公司 | 无气动辅助scr喷射*** |
CN103225580A (zh) * | 2013-04-23 | 2013-07-31 | 上海理工大学 | 一种低压电控汽油喷射器及其制造方法 |
EP2851551B1 (en) | 2013-09-20 | 2016-05-25 | Continental Automotive GmbH | Fluid injection valve |
DE102017223866A1 (de) * | 2017-12-29 | 2019-07-04 | Robert Bosch Gmbh | Ventil zum Zumessen eines Fluids, insbesondere Brennstoffeinspritzventil |
US11808381B2 (en) | 2020-11-04 | 2023-11-07 | Swagelok Company | Valves with integrated orifice restrictions |
EP4240998A1 (en) | 2020-11-06 | 2023-09-13 | Swagelok Company | Valve cavity cap arrangements |
CN113915038A (zh) * | 2021-08-19 | 2022-01-11 | 北油电控燃油喷射***(天津)有限公司 | 一种高压共轨喷油***用喷油器电磁组件 |
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JPS5675955A (en) * | 1979-11-21 | 1981-06-23 | Nippon Denso Co Ltd | Solenoid type fuel injection valve |
JPH08218980A (ja) * | 1995-02-13 | 1996-08-27 | Nippondenso Co Ltd | 燃料噴射装置 |
JPH10318096A (ja) * | 1997-03-19 | 1998-12-02 | Hitachi Ltd | 燃料噴射弁及びこれを搭載した内燃機関 |
JP2000509462A (ja) * | 1997-02-06 | 2000-07-25 | シーメンス オートモーティブ コーポレイション | 燃料噴射器の渦発生器 |
JP4097713B2 (ja) * | 1997-08-22 | 2008-06-11 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 燃料噴射弁 |
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JP2943347B2 (ja) * | 1991-01-29 | 1999-08-30 | 日産自動車株式会社 | 燃料噴射ノズル |
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US5642862A (en) * | 1995-07-28 | 1997-07-01 | Siemens Automotive Corporation | Fuel injection valve having a guide diaphragm and method for assembling |
US5730367A (en) * | 1996-07-26 | 1998-03-24 | Siemens Automotive Corporation | Fuel injector with air bubble/fuel dispersion prior to injection and methods of operation |
JP3473884B2 (ja) * | 1996-07-29 | 2003-12-08 | 三菱電機株式会社 | 燃料噴射弁 |
JP3933739B2 (ja) * | 1997-01-30 | 2007-06-20 | 三菱電機株式会社 | 燃料噴射弁 |
-
1997
- 1997-08-22 DE DE19736682A patent/DE19736682A1/de not_active Withdrawn
-
1998
- 1998-07-28 CN CN98801200A patent/CN1095932C/zh not_active Expired - Fee Related
- 1998-07-28 EP EP98947359A patent/EP0934459B1/de not_active Expired - Lifetime
- 1998-07-28 KR KR1019997003024A patent/KR100623402B1/ko not_active IP Right Cessation
- 1998-07-28 WO PCT/DE1998/002135 patent/WO1999010649A1/de active IP Right Grant
- 1998-07-28 US US09/284,309 patent/US6145761A/en not_active Expired - Lifetime
- 1998-07-28 JP JP51375699A patent/JP4097713B2/ja not_active Expired - Fee Related
- 1998-07-28 DE DE59806045T patent/DE59806045D1/de not_active Expired - Lifetime
- 1998-07-28 CZ CZ19991359A patent/CZ292735B6/cs not_active IP Right Cessation
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2007
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5675955A (en) * | 1979-11-21 | 1981-06-23 | Nippon Denso Co Ltd | Solenoid type fuel injection valve |
JPH08218980A (ja) * | 1995-02-13 | 1996-08-27 | Nippondenso Co Ltd | 燃料噴射装置 |
JP2000509462A (ja) * | 1997-02-06 | 2000-07-25 | シーメンス オートモーティブ コーポレイション | 燃料噴射器の渦発生器 |
JPH10318096A (ja) * | 1997-03-19 | 1998-12-02 | Hitachi Ltd | 燃料噴射弁及びこれを搭載した内燃機関 |
JP4097713B2 (ja) * | 1997-08-22 | 2008-06-11 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 燃料噴射弁 |
Also Published As
Publication number | Publication date |
---|---|
CZ292735B6 (cs) | 2003-12-17 |
CN1095932C (zh) | 2002-12-11 |
JP2008106781A (ja) | 2008-05-08 |
CN1237225A (zh) | 1999-12-01 |
DE19736682A1 (de) | 1999-02-25 |
JP4097713B2 (ja) | 2008-06-11 |
CZ135999A3 (cs) | 1999-12-15 |
US6145761A (en) | 2000-11-14 |
WO1999010649A1 (de) | 1999-03-04 |
KR20000068730A (ko) | 2000-11-25 |
KR100623402B1 (ko) | 2006-09-13 |
JP2001504914A (ja) | 2001-04-10 |
EP0934459B1 (de) | 2002-10-23 |
EP0934459A1 (de) | 1999-08-11 |
DE59806045D1 (de) | 2002-11-28 |
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