BRPI0819600A2 - Servoválvula. - Google Patents
Servoválvula.Info
- Publication number
- BRPI0819600A2 BRPI0819600A2 BRPI0819600A BRPI0819600A2 BR PI0819600 A2 BRPI0819600 A2 BR PI0819600A2 BR PI0819600 A BRPI0819600 A BR PI0819600A BR PI0819600 A2 BRPI0819600 A2 BR PI0819600A2
- Authority
- BR
- Brazil
- Prior art keywords
- servo valve
- servo
- valve
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
- F15B20/008—Valve failure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0401—Valve members; Fluid interconnections therefor
- F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8158—With indicator, register, recorder, alarm or inspection means
- Y10T137/8225—Position or extent of motion indicator
- Y10T137/8242—Electrical
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86622—Motor-operated
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/86702—With internal flow passage
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/8671—With annular passage [e.g., spool]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Servomotors (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Fluid-Driven Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/945,668 US8210206B2 (en) | 2007-11-27 | 2007-11-27 | Dual redundant servovalve |
PCT/US2008/074759 WO2009070358A1 (en) | 2007-11-27 | 2008-08-29 | Dual redundant servovalve |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0819600A2 true BRPI0819600A2 (pt) | 2015-05-05 |
Family
ID=39930488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0819600 BRPI0819600A2 (pt) | 2007-11-27 | 2008-08-29 | Servoválvula. |
Country Status (6)
Country | Link |
---|---|
US (1) | US8210206B2 (pt) |
EP (1) | EP2212564A1 (pt) |
JP (1) | JP5134690B2 (pt) |
CN (1) | CN101878371B (pt) |
BR (1) | BRPI0819600A2 (pt) |
WO (1) | WO2009070358A1 (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8925586B2 (en) * | 2009-07-14 | 2015-01-06 | Woodward Hrt, Inc. | Direct drive servovalve having redundant drive motors |
CN105980713A (zh) * | 2013-10-03 | 2016-09-28 | 越洋创新实验室有限公司 | 液压装置及其致动方法 |
DE102013017093A1 (de) * | 2013-10-15 | 2015-04-16 | Hydac Filtertechnik Gmbh | Steuervorrichtung |
EP3406949B1 (en) | 2017-05-22 | 2022-11-16 | Claverham Limited | Spool valve |
EP3406950B1 (en) | 2017-05-25 | 2020-03-11 | Claverham Limited | Hydraulic valve |
CN108644455B (zh) * | 2018-06-13 | 2023-07-21 | 中国航空工业集团公司金城南京机电液压工程研究中心 | 一种气动伺服阀 |
CN110953202B (zh) * | 2019-12-04 | 2022-09-06 | 中国直升机设计研究所 | 一种液压系统余度转换装置和方法 |
US11391302B2 (en) * | 2020-03-16 | 2022-07-19 | Woodward, Inc. | Automatic air bleeding system for hydraulics |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2826896A (en) | 1954-12-17 | 1958-03-18 | Hobson Ltd H M | Manually controlled electro-hydraulic system for aircraft |
US3338138A (en) | 1965-12-01 | 1967-08-29 | Bell Aerospace Corp | Redundant control system |
US4129145A (en) * | 1977-05-26 | 1978-12-12 | Wynn James M | Check valve assembly |
US4216795A (en) * | 1978-12-26 | 1980-08-12 | Textron, Inc. | Position feedback attachment |
US4338965A (en) * | 1980-06-02 | 1982-07-13 | Moog Inc. | Self-monitoring dual-spool servovalve |
JPH0237484B2 (pt) | 1980-09-02 | 1990-08-24 | Rockwell International Corp | |
US4793377A (en) | 1986-08-18 | 1988-12-27 | E-Systems, Inc. | Direct drive servo valve |
US4987927A (en) * | 1988-12-27 | 1991-01-29 | Sterer Engineering And Manufacturing Company | Direct-drive valve |
US5035264A (en) * | 1990-09-27 | 1991-07-30 | Hr Textron Inc. | Adjustable stator retainer assembly |
US5063966A (en) | 1990-09-27 | 1991-11-12 | Hr Textron Inc. | Direct drive servovalve having bearing filter |
US5094260A (en) * | 1990-10-26 | 1992-03-10 | Alcon Surgical, Inc. | Proportional valve and pressure control system |
US5325669A (en) | 1992-07-22 | 1994-07-05 | Pneumo Abex Corporation | Low breakout hydraulic power transfer unit and method of operation thereof |
US5560387A (en) * | 1994-12-08 | 1996-10-01 | Caterpillar Inc. | Hydraulic flow priority system |
JP2824236B2 (ja) * | 1996-03-26 | 1998-11-11 | 株式会社コミュータヘリコプタ先進技術研究所 | ダイレクトドライブ形油圧サーボ弁 |
GB9619488D0 (en) | 1996-09-18 | 1996-10-30 | Dowty Boulton Paul Ltd | Flight control surface actuation system |
JPH10252707A (ja) * | 1997-03-17 | 1998-09-22 | Commuter Herikoputa Senshin Gijutsu Kenkyusho:Kk | ダイレクトドライブバルブ |
DE19948232A1 (de) * | 1999-07-10 | 2001-01-11 | Mannesmann Rexroth Ag | Wegeventilscheibe, insbesondere für ein mobiles Arbeitsgerät |
US6439512B1 (en) | 2000-08-24 | 2002-08-27 | Hr Textron, Inc. | All-hydraulic powered horizontal stabilizer trim control surface position control system |
US6732761B2 (en) * | 2001-08-03 | 2004-05-11 | Ross Operating Valve Company | Solenoid valve for reduced energy consumption |
US7066189B2 (en) * | 2002-12-20 | 2006-06-27 | Control Components, Inc. | Predictive maintenance and initialization system for a digital servovalve |
JP4151500B2 (ja) * | 2003-07-18 | 2008-09-17 | トヨタ自動車株式会社 | 油流制御弁の対向接続による油圧制御装置 |
US6981439B2 (en) | 2003-08-22 | 2006-01-03 | Hr Textron, Inc. | Redundant flow control for hydraulic actuator systems |
-
2007
- 2007-11-27 US US11/945,668 patent/US8210206B2/en active Active
-
2008
- 2008-08-29 WO PCT/US2008/074759 patent/WO2009070358A1/en active Application Filing
- 2008-08-29 CN CN200880118088XA patent/CN101878371B/zh not_active Expired - Fee Related
- 2008-08-29 JP JP2010534985A patent/JP5134690B2/ja active Active
- 2008-08-29 BR BRPI0819600 patent/BRPI0819600A2/pt not_active IP Right Cessation
- 2008-08-29 EP EP20080854309 patent/EP2212564A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP2212564A1 (en) | 2010-08-04 |
JP5134690B2 (ja) | 2013-01-30 |
US8210206B2 (en) | 2012-07-03 |
US20090133767A1 (en) | 2009-05-28 |
WO2009070358A1 (en) | 2009-06-04 |
CN101878371B (zh) | 2013-12-25 |
JP2011504985A (ja) | 2011-02-17 |
CN101878371A (zh) | 2010-11-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application fees: application dismissed [chapter 8.6 patent gazette] |
Free format text: REFERENTE AS 5A, 6A E 7A ANUIDADES. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2343 DE 01-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |