JPH06503145A - 電子制御式ユニットインゼクタ用減衰アクチュエータ・弁組立体 - Google Patents
電子制御式ユニットインゼクタ用減衰アクチュエータ・弁組立体Info
- Publication number
- JPH06503145A JPH06503145A JP4505270A JP50527092A JPH06503145A JP H06503145 A JPH06503145 A JP H06503145A JP 4505270 A JP4505270 A JP 4505270A JP 50527092 A JP50527092 A JP 50527092A JP H06503145 A JPH06503145 A JP H06503145A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- fuel
- pressure
- engine
- actuator
- 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
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- CCAZWUJBLXKBAY-ULZPOIKGSA-N Tutin Chemical compound C([C@]12[C@@H]3O[C@@H]3[C@@]3(O)[C@H]4C(=O)O[C@@H]([C@H]([C@]32C)O)[C@H]4C(=C)C)O1 CCAZWUJBLXKBAY-ULZPOIKGSA-N 0.000 claims 1
- 239000012212 insulator Substances 0.000 claims 1
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- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
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- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 239000011800 void material Substances 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
- 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
- F02M59/105—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 hydraulic drive
-
- 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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
-
- 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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
-
- 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
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B2075/1804—Number of cylinders
- F02B2075/1832—Number of cylinders eight
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/006—Camshaft or pushrod housings
-
- 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
- F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
- F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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)
- Magnetically Actuated Valves (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.電子制御式ユニツトインセクタ(18)のためのアクチェエータ・弁組立体 (28)であって、 可動部材(42)を包含し、この可動部材(42)が空所(57、89)を構成 している電気付勢可能なアクチュエータ組立体(36)と、可動部材(42)に 連結した弁(38)と、アクチュエータ組立体(36)の空所に関して減衰流体 の連通、収集排出を行う手段(56)と を包含することを特徴とする電子制御式ユニツトインセクタ。 2.液圧作動・電子制御式ユニツトインセクタ(18)のためのアクチュエータ ・弁組立体(28)であって、 固定ステータ(46)および可動アーマチャー(42)を包含し、このアーマチ ャー(42)が第1、第2の空所(57、89)を構成する第1、第2の面(5 2、54)を有し、アーマチャー(42)の前記第1面(52)がステータ(4 6)に対面している電気付勢可能なソレノイド組立体(36)と、アーマチャー (42)に連結してあり、液圧作動流体をユニツトインセクタ(18)に選択的 に連絡するようになっている弁(38)と、ソレノイド組立体(36)の空所( 57、89)のうち少なくとも1つに関して減衰流体の連通、収集、排出を行う 手段(56)とを包含することを特徴とする電子制御式ユニツトインセクタ。 3.請求の範囲第2項記載のアクチュエータ・弁組立体(28)において前記連 絡・収集・排出手段(56)が、アーマチャー(42)の第1、第2の面(52 、54)の間に延びる通路(58)を包含することを特徴とする電子制御式ユニ ツトインセクタ。 4.請求の範囲第3項記載のアクチュエータ・弁組立体(28)において前記連 絡・収集・排出手段〔56)が、アーマチャー第1面(52)とステータ(46 )のうちの一方に形成した収集溝(60)を包含し、この収集溝(60)がアー マチャー(42)の通路(58)と連通していることを特徴とする電子制御式ユ ニツトインセクタ。 5.請求の範囲第2項記数のアクチュエータ・弁組立体(28)において前記弁 (38)が、第1弁空所(138)を構成する第1端部(132)と、第2弁空 所(148)を構成する第2端部(136)と、これら弁空所(138148) 間に位置する中間部(134)とを有し、この中間部(134)が弁空所(13 81、48)間を連絡する絞り通路(142)を構成していることを特徴とする 電子制御式ユニツトインセクタ。 6.請求の範囲第2項記載のアクチュエータ・弁組立体(28)において前記ソ レノイド組立体(36)がアーマチャー空所(57、89)のうちの1つと連通 するドレン通路(98)を包含することを特徴とする電子制御式ユニツトインセ クタ。 7.液圧作動・電子制御式ユニツトインセクタ(18)のためのアクチュエータ ・弁組立体(28)において、 スリーブ・ボア(126)を構成するスリーブ(76)と、第1、第2のアーマ チャー空所(57、89)を構成する可動部材(42)を包含する電気付勢可能 なアクチュエータ組立体(36)と、可動部材(42)に連結してあり、ユニツ トインセクタ(18)に液圧作動流体を選択的に連通するようになっている弁( 38)であり、所定の直径方向間隙(C3a)に従ってスリーブ・ポア(126 )内に位置決めされる端部(132)を有する弁(38)と、 アクチュエータ組立体(36)の空所(57、89)のうちの少なくとも1つに 関して減衰流体の連通、収集、排出を行う手段(56)とを包含し、前記直径方 向間隙が、減衰流体の粘性に従って空所(57、89)のうちの少なくとも1つ への減衰流体の連通を効果的に制御する所定の長さ、直径を有することを特徴と する電子制御式ユニツトインセクタ。 8.電子制御式ユニツトインセクタ(18)のためのアクチュエータ・弁組立体 (28)であって、 空所(57、89)を構成する可動部材(42)を包含する電気付勢可能なアク チュエータ組立体(36)と、減衰流体の粘度が選定値より低いときにのみ空所 (57、89)に関して減衰流体を選択的に連通させる手段(56)とを包含す ることを特徴とする電子制御式ユニツトインセクタ。 9.請求の範囲第8項記載のアクチュエータ・弁組立体(28)において選択的 に連通を行う手段(56)が減衰流体の粘度に従って空所(57、89)に関す る減衰流体の流量を制御することを特徴とする電子制御式ユニツトインセクタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77651291A | 1991-10-11 | 1991-10-11 | |
US776,512 | 1991-10-11 | ||
PCT/US1991/009683 WO1993007382A1 (en) | 1991-10-11 | 1991-12-23 | Damped actuator and valve assembly for an electronically-controlled unit injector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH06503145A true JPH06503145A (ja) | 1994-04-07 |
JP3381918B2 JP3381918B2 (ja) | 2003-03-04 |
Family
ID=25107589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50527092A Expired - Fee Related JP3381918B2 (ja) | 1991-10-11 | 1991-12-23 | 電子制御式ユニットインゼクタ用減衰アクチュエータ・弁組立体 |
Country Status (11)
Country | Link |
---|---|
US (2) | US5375576A (ja) |
EP (1) | EP0562046B1 (ja) |
JP (1) | JP3381918B2 (ja) |
KR (1) | KR100203322B1 (ja) |
AU (1) | AU1255292A (ja) |
BR (1) | BR9107316A (ja) |
CA (1) | CA2098192C (ja) |
DE (1) | DE69121904D1 (ja) |
MX (1) | MX9205783A (ja) |
RU (1) | RU2085757C1 (ja) |
WO (1) | WO1993007382A1 (ja) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
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KR950011636B1 (ko) * | 1992-03-04 | 1995-10-07 | 금성일렉트론주식회사 | 개선된 레이아웃을 갖는 다이내믹 랜덤 액세스 메모리와 그것의 메모리셀 배치방법 |
US5651501A (en) * | 1993-12-23 | 1997-07-29 | Caterpillar Inc. | Fluid damping of a valve assembly |
BR9506800A (pt) * | 1994-02-15 | 1997-09-30 | Invent Engineering Pty Ltda | Sistema injetor de combustivel para um motor de combustão interna e processos para melhorar á confiabilidade de um motor diesel e para reduzir o ruído que emana de um motor diesel |
US6745465B1 (en) * | 1994-05-11 | 2004-06-08 | Caterpillar Inc | Method for assembling an apparatus, such as a fuel injector, using select fit of dimensional control features |
US6257499B1 (en) | 1994-06-06 | 2001-07-10 | Oded E. Sturman | High speed fuel injector |
US6161770A (en) | 1994-06-06 | 2000-12-19 | Sturman; Oded E. | Hydraulically driven springless fuel injector |
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US5509391A (en) * | 1994-10-03 | 1996-04-23 | Caterpillar Inc. | Helmoltz isolation spool valve assembly adapted for a hydraulically-actuated fuel injection system |
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US5499608A (en) * | 1995-06-19 | 1996-03-19 | Caterpillar Inc. | Method of staged activation for electronically actuated fuel injectors |
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US5682858A (en) * | 1996-10-22 | 1997-11-04 | Caterpillar Inc. | Hydraulically-actuated fuel injector with pressure spike relief valve |
DE19708104A1 (de) * | 1997-02-28 | 1998-09-03 | Bosch Gmbh Robert | Magnetventil |
US5878965A (en) * | 1997-08-28 | 1999-03-09 | Caterpillar Inc. | Internally wetted cartridge control valve for a fuel injector |
US5975053A (en) * | 1997-11-25 | 1999-11-02 | Caterpillar Inc. | Electronic fuel injection quiet operation |
US5842452A (en) * | 1997-11-25 | 1998-12-01 | Pattanaik; Satish | Idle stabilizing variable area inlet for a hydraulically-actuated fuel injection system |
US6021963A (en) * | 1997-12-23 | 2000-02-08 | Caterpillar Inc. | Cartridge control valve with top mounted solenoid and flat valve seat for a fuel injector |
US6085991A (en) | 1998-05-14 | 2000-07-11 | Sturman; Oded E. | Intensified fuel injector having a lateral drain passage |
GB2339271A (en) * | 1998-07-06 | 2000-01-19 | Caterpillar Inc | Damped valve |
US6349920B1 (en) | 1998-07-24 | 2002-02-26 | Caterpillar Inc. | Poppet valve shaping for quick valve opening |
US6029682A (en) * | 1998-07-24 | 2000-02-29 | Caterpillar Inc. | Rapidly opening electromagnetic valve |
US6129333A (en) * | 1998-08-14 | 2000-10-10 | Young & Franklin | Spring locking mechanism |
US6279539B1 (en) * | 1999-04-20 | 2001-08-28 | Caterpillar Inc. | Hydraulically actuated fuel injector with cold start features |
US6168091B1 (en) | 1999-08-12 | 2001-01-02 | Caterpillar Inc. | Low noise electronically actuated oil valve and fuel injector using same |
DE19951005A1 (de) * | 1999-10-22 | 2001-04-26 | Bosch Gmbh Robert | Einspritzeinrichtung und Verfahren zum Einspritzen von Fluid |
DE19952512A1 (de) | 1999-10-30 | 2001-05-10 | Bosch Gmbh Robert | Druckverstärker und Kraftstoffeinspritzsystem mit einem Druckverstärker |
DE19963922B4 (de) * | 1999-12-31 | 2007-12-13 | Robert Bosch Gmbh | Kraftstoffeinspritzvorrichtung mit sowohl laminar als auch turbulent gedämpftem Magnetventil |
US20030089802A1 (en) * | 2000-01-20 | 2003-05-15 | Bernd Mahr | Injection device and method for injecting a fluid |
US6234128B1 (en) | 2000-03-13 | 2001-05-22 | General Motors Corporation | Fuel accumulator with pressure on demand |
US6400062B1 (en) | 2000-03-21 | 2002-06-04 | Caterpillar Inc. | Method and apparatus for temperature compensating a piezoelectric device |
US6311948B1 (en) * | 2000-03-24 | 2001-11-06 | T&S Brass And Bronze Works, Inc. | Fluid valve assembly |
DE10031733A1 (de) * | 2000-06-29 | 2002-01-17 | Bosch Gmbh Robert | Common-Rail-System |
US6467391B2 (en) | 2000-12-19 | 2002-10-22 | Caterpillar Inc | Hydraulic device with anti-stiction features |
US6516783B2 (en) * | 2001-05-15 | 2003-02-11 | Caterpillar Inc | Camshaft apparatus and method for compensating for inherent injector delay in a multiple fuel injection event |
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-
1991
- 1991-12-23 RU RU9193050174A patent/RU2085757C1/ru active
- 1991-12-23 CA CA002098192A patent/CA2098192C/en not_active Expired - Lifetime
- 1991-12-23 JP JP50527092A patent/JP3381918B2/ja not_active Expired - Fee Related
- 1991-12-23 DE DE69121904T patent/DE69121904D1/de not_active Expired - Lifetime
- 1991-12-23 KR KR1019930701736A patent/KR100203322B1/ko not_active IP Right Cessation
- 1991-12-23 WO PCT/US1991/009683 patent/WO1993007382A1/en active IP Right Grant
- 1991-12-23 BR BR9107316A patent/BR9107316A/pt not_active IP Right Cessation
- 1991-12-23 EP EP92904774A patent/EP0562046B1/en not_active Expired - Lifetime
- 1991-12-23 AU AU12552/92A patent/AU1255292A/en not_active Abandoned
-
1992
- 1992-10-08 MX MX9205783A patent/MX9205783A/es unknown
-
1994
- 1994-04-28 US US08/234,498 patent/US5375576A/en not_active Expired - Lifetime
- 1994-06-07 US US08/233,906 patent/US5478045A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5375576A (en) | 1994-12-27 |
JP3381918B2 (ja) | 2003-03-04 |
WO1993007382A1 (en) | 1993-04-15 |
KR100203322B1 (ko) | 1999-06-15 |
CA2098192C (en) | 2004-11-16 |
EP0562046A1 (en) | 1993-09-29 |
DE69121904D1 (de) | 1996-10-10 |
AU1255292A (en) | 1993-05-03 |
BR9107316A (pt) | 1994-04-19 |
US5478045A (en) | 1995-12-26 |
KR930703536A (ko) | 1993-11-30 |
EP0562046B1 (en) | 1996-09-04 |
RU2085757C1 (ru) | 1997-07-27 |
CA2098192A1 (en) | 1993-04-11 |
MX9205783A (es) | 1993-05-01 |
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