BR0201763A - Injetor de combustìvel com acionador piezoelétrico - Google Patents
Injetor de combustìvel com acionador piezoelétricoInfo
- Publication number
- BR0201763A BR0201763A BR0201763-6A BR0201763A BR0201763A BR 0201763 A BR0201763 A BR 0201763A BR 0201763 A BR0201763 A BR 0201763A BR 0201763 A BR0201763 A BR 0201763A
- Authority
- BR
- Brazil
- Prior art keywords
- piezoelectric actuator
- fuel injector
- valve
- piezoelectric
- fuel
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title abstract 5
- 230000009347 mechanical transmission Effects 0.000 abstract 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
- 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
- F02M61/167—Means for compensating clearance or thermal expansion
-
- 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
- F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
- F02M51/0607—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means the actuator being hollow, e.g. with needle passing through the hollow space
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Fuel-Injection Apparatus (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
"INJETOR DE COMBUSTìVEL COM ACIONADOR PIEZOELéTRICO". Injetor de combustível ((1); (101); (201)) equipado com um acionador piezoelétrico ((9); (109); (209)), uma válvula ((6); (106); (206)) que é ativada pelo acionador piezoelétrico ((9); (109); (209)) e regula o fluxo de combustível que flui em direção de trabalho ((3); (103); (203)) e transmissão mecânica ((20); 120; (220)) colocada entre o acionador piezoelétrico ((9); (109); (209)) e a válvula ((6); (106); (206)); expansão do acionador piezoelétrico ((9); (109); (209)) desloca a válvula ((6); (106); (206)) na direção de trabalho ((3); (103); (203)) de posição fechada para posição aberta em direção (V1) oposta à direção (V2) da saída do combustível.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2001BO000280A ITBO20010280A1 (it) | 2001-05-08 | 2001-05-08 | Iniettore di carburante con attuatore piezoelettrico |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0201763A true BR0201763A (pt) | 2003-03-11 |
BR0201763B1 BR0201763B1 (pt) | 2011-01-25 |
Family
ID=11439325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0201763-6A BR0201763B1 (pt) | 2001-05-08 | 2002-05-07 | injetor de combustìvel com acionador piezoelétrico. |
Country Status (6)
Country | Link |
---|---|
US (1) | US6834812B2 (pt) |
EP (1) | EP1256711B1 (pt) |
BR (1) | BR0201763B1 (pt) |
DE (1) | DE60207482T2 (pt) |
ES (1) | ES2253472T3 (pt) |
IT (1) | ITBO20010280A1 (pt) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10233906A1 (de) | 2002-07-25 | 2004-02-19 | Siemens Ag | Einspritzmodul |
KR100849155B1 (ko) | 2003-11-20 | 2008-07-30 | 바이킹 테크놀러지스, 엘.씨. | 전기-기계식 액추에이터를 위한 통합적 열 보상 장치 및방법 |
DE102004021920A1 (de) * | 2004-05-04 | 2005-12-01 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE102004026172A1 (de) * | 2004-05-28 | 2005-12-22 | Siemens Ag | Einspritzventil und Verfahren zum Herstellen eines Einspritzventils |
DE102004029363B4 (de) * | 2004-06-17 | 2007-10-11 | Siemens Ag | Piezoelektrischer Stellantrieb für einen Kraftstoffinjektor einer Brennkraftmaschine sowie Verwendung hierfür |
EP1803929B1 (en) * | 2005-12-12 | 2010-03-24 | Continental Automotive Italy S.p.A. | Fluid injector and method for manufacturing a fluid injector |
US7886718B2 (en) * | 2008-09-26 | 2011-02-15 | Caterpillar Inc. | Fuel injector having integral body guide and nozzle case for pressure containment |
FR2947200B1 (fr) * | 2009-06-25 | 2011-08-19 | Prospection & Inventions | Outil de pose d'elements de fixation a injecteur de combustible |
US8387900B2 (en) | 2011-06-24 | 2013-03-05 | Weidlinger Associates, Inc. | Directly-actuated piezoelectric fuel injector with variable flow control |
US20130068200A1 (en) * | 2011-09-15 | 2013-03-21 | Paul Reynolds | Injector Valve with Miniscule Actuator Displacement |
WO2017143260A1 (en) * | 2016-02-19 | 2017-08-24 | Reach Consulting Group, Llc | Community security system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS601369A (ja) * | 1983-06-16 | 1985-01-07 | Nippon Soken Inc | 燃料噴射弁 |
US4784102A (en) * | 1984-12-25 | 1988-11-15 | Nippon Soken, Inc. | Fuel injector and fuel injection system |
JPS62228664A (ja) * | 1986-03-31 | 1987-10-07 | Mikuni Kogyo Co Ltd | 燃料噴射弁 |
US4803393A (en) * | 1986-07-31 | 1989-02-07 | Toyota Jidosha Kabushiki Kaisha | Piezoelectric actuator |
JP3740733B2 (ja) | 1996-02-13 | 2006-02-01 | いすゞ自動車株式会社 | 内燃機関の燃料噴射装置 |
JPH109084A (ja) * | 1996-06-24 | 1998-01-13 | Nissan Motor Co Ltd | 圧電式燃料噴射弁 |
DE19909451A1 (de) | 1999-03-04 | 2000-09-14 | Bosch Gmbh Robert | Injektor mit einem Piezo-Mehrlagenaktor |
DE10002720A1 (de) * | 1999-08-20 | 2001-03-29 | Bosch Gmbh Robert | Ventil zum Steuern von Flüssigkeiten |
DE19947779A1 (de) | 1999-10-02 | 2001-04-12 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE19950762A1 (de) * | 1999-10-21 | 2001-04-26 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
-
2001
- 2001-05-08 IT IT2001BO000280A patent/ITBO20010280A1/it unknown
-
2002
- 2002-05-07 ES ES02010101T patent/ES2253472T3/es not_active Expired - Lifetime
- 2002-05-07 BR BRPI0201763-6A patent/BR0201763B1/pt not_active IP Right Cessation
- 2002-05-07 US US10/140,451 patent/US6834812B2/en not_active Expired - Fee Related
- 2002-05-07 EP EP02010101A patent/EP1256711B1/en not_active Expired - Lifetime
- 2002-05-07 DE DE60207482T patent/DE60207482T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6834812B2 (en) | 2004-12-28 |
DE60207482T2 (de) | 2006-07-27 |
DE60207482D1 (de) | 2005-12-29 |
ES2253472T3 (es) | 2006-06-01 |
US20030006300A1 (en) | 2003-01-09 |
BR0201763B1 (pt) | 2011-01-25 |
ITBO20010280A0 (it) | 2001-05-08 |
EP1256711A1 (en) | 2002-11-13 |
EP1256711B1 (en) | 2005-11-23 |
ITBO20010280A1 (it) | 2002-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 07/05/2002, OBSERVADAS AS CONDICOES LEGAIS. |
|
B24H | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi) | ||
B24F | Patent annual fee: publication cancelled |
Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2257 DE 08/04/2014 POR TER SIDO INDEVIDA. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AS 11A, 12A, 13A, 14A, 15A, 16A, 17A E 18A ANUIDADES. |
|
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |