DE69119914D1 - Druckkompensiertes strömungsverstärkendes tellerventil - Google Patents
Druckkompensiertes strömungsverstärkendes tellerventilInfo
- Publication number
- DE69119914D1 DE69119914D1 DE69119914T DE69119914T DE69119914D1 DE 69119914 D1 DE69119914 D1 DE 69119914D1 DE 69119914 T DE69119914 T DE 69119914T DE 69119914 T DE69119914 T DE 69119914T DE 69119914 D1 DE69119914 D1 DE 69119914D1
- Authority
- DE
- Germany
- Prior art keywords
- pressure compensated
- compensated flow
- pad valve
- enhancing pad
- enhancing
- 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
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
- 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
- F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
- F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
-
- 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
- F15B13/0405—Valve members; Fluid interconnections therefor for seat valves, i.e. poppet 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
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87193—Pilot-actuated
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/754,092 US5137254A (en) | 1991-09-03 | 1991-09-03 | Pressure compensated flow amplifying poppet valve |
PCT/US1991/008282 WO1993005303A1 (en) | 1991-09-03 | 1991-11-12 | Pressure compensated flow amplifying poppet valve |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69119914D1 true DE69119914D1 (de) | 1996-07-04 |
DE69119914T2 DE69119914T2 (de) | 1996-10-02 |
Family
ID=25033457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69119914T Expired - Fee Related DE69119914T2 (de) | 1991-09-03 | 1991-11-12 | Druckkompensiertes strömungsverstärkendes tellerventil |
Country Status (6)
Country | Link |
---|---|
US (1) | US5137254A (de) |
EP (1) | EP0602036B1 (de) |
JP (1) | JP3090275B2 (de) |
AU (1) | AU1250892A (de) |
DE (1) | DE69119914T2 (de) |
WO (1) | WO1993005303A1 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5207059A (en) * | 1992-01-15 | 1993-05-04 | Caterpillar Inc. | Hydraulic control system having poppet and spool type valves |
US5421545A (en) * | 1993-09-03 | 1995-06-06 | Caterpillar Inc. | Poppet valve with force feedback control |
US5645263A (en) * | 1993-10-04 | 1997-07-08 | Caterpillar Inc. | Pilot valve for a flow amplyifying poppet valve |
JP3685923B2 (ja) * | 1998-04-21 | 2005-08-24 | 日立建機株式会社 | 配管破断制御弁装置 |
US6089528A (en) * | 1998-12-18 | 2000-07-18 | Caterpillar Inc. | Poppet valve control with sealing element providing improved load drift control |
US6047944A (en) * | 1999-02-25 | 2000-04-11 | Caterpillar Inc. | Poppet with a flow increasing element for limiting movement thereof in a poppet valve |
EP1143151B1 (de) * | 1999-10-20 | 2007-01-03 | Hitachi Construction Machinery Co., Ltd. | Rohrbruch steuerventil vorrichtung |
US6557822B1 (en) | 2000-11-21 | 2003-05-06 | Caterpillar Inc. | Dynamically stable flow amplifying poppet valve |
US6769252B2 (en) | 2001-12-10 | 2004-08-03 | Caterpillar Inc | Fluid system having variable pressure relief |
US6694859B2 (en) | 2002-03-28 | 2004-02-24 | Caterpillar Inc | Variable pressure relief valve |
JP4160530B2 (ja) * | 2004-04-28 | 2008-10-01 | 日立建機株式会社 | 制御弁装置及び圧力回路 |
US7293579B2 (en) * | 2004-07-08 | 2007-11-13 | Caterpillar Inc. | Poppet valve arrangements |
US7204084B2 (en) * | 2004-10-29 | 2007-04-17 | Caterpillar Inc | Hydraulic system having a pressure compensator |
US7243493B2 (en) * | 2005-04-29 | 2007-07-17 | Caterpillar Inc | Valve gradually communicating a pressure signal |
US7204185B2 (en) * | 2005-04-29 | 2007-04-17 | Caterpillar Inc | Hydraulic system having a pressure compensator |
US7194856B2 (en) * | 2005-05-31 | 2007-03-27 | Caterpillar Inc | Hydraulic system having IMV ride control configuration |
US7302797B2 (en) * | 2005-05-31 | 2007-12-04 | Caterpillar Inc. | Hydraulic system having a post-pressure compensator |
US7210396B2 (en) * | 2005-08-31 | 2007-05-01 | Caterpillar Inc | Valve having a hysteretic filtered actuation command |
US7258058B2 (en) * | 2005-08-31 | 2007-08-21 | Caterpillar Inc | Metering valve with integral relief and makeup function |
US20070045584A1 (en) * | 2005-08-31 | 2007-03-01 | Diamond Power International, Inc. | Low loss poppet valve for a cleaning device and a method of delivering a cleaning fluid therewith |
US7331175B2 (en) * | 2005-08-31 | 2008-02-19 | Caterpillar Inc. | Hydraulic system having area controlled bypass |
US20100043418A1 (en) * | 2005-09-30 | 2010-02-25 | Caterpillar Inc. | Hydraulic system and method for control |
US7614336B2 (en) * | 2005-09-30 | 2009-11-10 | Caterpillar Inc. | Hydraulic system having augmented pressure compensation |
US7320216B2 (en) * | 2005-10-31 | 2008-01-22 | Caterpillar Inc. | Hydraulic system having pressure compensated bypass |
KR100800081B1 (ko) * | 2006-08-29 | 2008-02-01 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 굴삭기용 옵션장치의 유압회로 |
DE602006006676D1 (de) * | 2006-09-01 | 2009-06-18 | Parker Hannifin Ab | Ventilanordnung |
DE502006008678D1 (de) * | 2006-12-05 | 2011-02-17 | Festo Ag & Co Kg | Softstart-Ventileinrichtung |
US7621211B2 (en) * | 2007-05-31 | 2009-11-24 | Caterpillar Inc. | Force feedback poppet valve having an integrated pressure compensator |
US8479504B2 (en) * | 2007-05-31 | 2013-07-09 | Caterpillar Inc. | Hydraulic system having an external pressure compensator |
US20080295681A1 (en) * | 2007-05-31 | 2008-12-04 | Caterpillar Inc. | Hydraulic system having an external pressure compensator |
DE112007003562T5 (de) * | 2007-07-02 | 2010-05-12 | Parker Hannifin Ab | Fluidventilanordnung |
ATE522728T1 (de) * | 2009-04-17 | 2011-09-15 | Hawe Hydraulik Se | Sitzventil mit umlaufventil- und druckwaagefunktion |
US8684037B2 (en) | 2009-08-05 | 2014-04-01 | Eaton Corportion | Proportional poppet valve with integral check valve |
US8631650B2 (en) | 2009-09-25 | 2014-01-21 | Caterpillar Inc. | Hydraulic system and method for control |
US8291934B2 (en) * | 2010-01-20 | 2012-10-23 | Eaton Corporation | Proportional valve assembly |
US8770543B2 (en) | 2011-07-14 | 2014-07-08 | Eaton Corporation | Proportional poppet valve with integral check valves |
DE102016006545A1 (de) * | 2016-05-25 | 2017-11-30 | Hydac System Gmbh | Ventilvorrichtung |
CN112443527B (zh) * | 2020-12-10 | 2023-11-07 | 徐州阿马凯液压技术有限公司 | 一种高流量精度流量放大阀 |
CN114396497B (zh) * | 2021-12-31 | 2024-05-24 | 浙江大学温州研究院 | 一种具有恒定流量输出的被动微阀及其方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3175800A (en) * | 1961-06-20 | 1965-03-30 | Int Harvester Co | Hydraulic control system and unloading valve therefor |
US3561488A (en) * | 1969-07-01 | 1971-02-09 | Sanders Associates Inc | Fluid flow control valve |
DE3132909A1 (de) * | 1981-08-20 | 1983-03-03 | Hans-Gebhard Krines | "ventilvorrichtung, insbesondere fuer druckgiessmaschinen |
SE439342C (sv) * | 1981-09-28 | 1996-11-18 | Bo Reiner Andersson | Ventilanordning för styrning av en linjär eller roterande hydraulmotor |
DE3246738C2 (de) * | 1982-09-28 | 1987-02-05 | Dr. H. Tiefenbach Gmbh & Co, 4300 Essen | Mit Eigenmedium gesteuertes Hydraulikventil mit einstellbarem Durchlaßquerschnitt |
DE3343620C2 (de) * | 1983-12-02 | 1986-09-04 | Glyco-Antriebstechnik Gmbh, 6200 Wiesbaden | Steuerbares 2-Wege-Ventil für eine Druck- und Stromregelung eines Flüssigkeitsstroms |
AU603907B2 (en) * | 1987-06-30 | 1990-11-29 | Hitachi Construction Machinery Co. Ltd. | Hydraulic drive system |
IN170798B (de) * | 1988-05-12 | 1992-05-23 | Hitachi Construction Machinery | |
US4846216A (en) * | 1988-07-05 | 1989-07-11 | Robert E. Raymond | Fluid power valve device |
-
1991
- 1991-09-03 US US07/754,092 patent/US5137254A/en not_active Expired - Lifetime
- 1991-11-12 AU AU12508/92A patent/AU1250892A/en not_active Abandoned
- 1991-11-12 DE DE69119914T patent/DE69119914T2/de not_active Expired - Fee Related
- 1991-11-12 EP EP92904925A patent/EP0602036B1/de not_active Expired - Lifetime
- 1991-11-12 WO PCT/US1991/008282 patent/WO1993005303A1/en active IP Right Grant
- 1991-11-12 JP JP50517792A patent/JP3090275B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU1250892A (en) | 1993-04-05 |
JPH07503083A (ja) | 1995-03-30 |
JP3090275B2 (ja) | 2000-09-18 |
DE69119914T2 (de) | 1996-10-02 |
WO1993005303A1 (en) | 1993-03-18 |
US5137254A (en) | 1992-08-11 |
EP0602036A1 (de) | 1994-06-22 |
EP0602036B1 (de) | 1996-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |