EP0088017B1 - Hydraulisches Wegeschieberventil - Google Patents
Hydraulisches Wegeschieberventil Download PDFInfo
- Publication number
- EP0088017B1 EP0088017B1 EP19830400385 EP83400385A EP0088017B1 EP 0088017 B1 EP0088017 B1 EP 0088017B1 EP 19830400385 EP19830400385 EP 19830400385 EP 83400385 A EP83400385 A EP 83400385A EP 0088017 B1 EP0088017 B1 EP 0088017B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- channel
- bore
- grooves
- chamber
- source
- 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
Links
Images
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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/10—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which the controlling element and the servomotor each controls a separate member, these members influencing different fluid passages or the same passage
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transmission Devices (AREA)
Claims (6)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8203239 | 1982-02-26 | ||
FR8203239 | 1982-02-26 | ||
FR8205928 | 1982-04-06 | ||
FR8205928 | 1982-04-06 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0088017A2 EP0088017A2 (de) | 1983-09-07 |
EP0088017A3 EP0088017A3 (en) | 1984-04-04 |
EP0088017B1 true EP0088017B1 (de) | 1987-11-19 |
Family
ID=26222776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19830400385 Expired EP0088017B1 (de) | 1982-02-26 | 1983-02-25 | Hydraulisches Wegeschieberventil |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0088017B1 (de) |
DE (1) | DE3374578D1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101563542B (zh) * | 2006-12-22 | 2012-11-28 | 卡特彼勒公司 | 转动致动电液阀 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0117208A1 (de) * | 1983-02-17 | 1984-08-29 | COMPAGNIE PARISIENNE D'OUTILLAGE A AIR COMPRIME Société anonyme dite: | Hydraulischer Servodruckbegrenzer |
FR2541391B1 (fr) * | 1983-02-17 | 1987-08-07 | Outillage Air Comprime | Dispositif de distribution hydraulique proportionnelle et application a un distributeur hydraulique, a un limiteur de pression, a un regulateur de debit et a une machine hydraulique |
EP0117209A1 (de) * | 1983-02-17 | 1984-08-29 | COMPAGNIE PARISIENNE D'OUTILLAGE A AIR COMPRIME Société anonyme dite: | Servostromregler |
FR2547664B1 (fr) * | 1983-06-17 | 1986-04-18 | Outillage Air Comprime | Servoregulateur de debit |
DE3313317A1 (de) * | 1983-04-13 | 1984-10-18 | Integral Hydraulik & Co, 4000 Düsseldorf | Elektro-hydraulisches zweistufiges proportional-wegeventil |
DE3339578A1 (de) * | 1983-11-02 | 1985-05-09 | Volkswagenwerk Ag, 3180 Wolfsburg | Einrichtung zur verdichtungssteuerung |
US4907492A (en) * | 1987-06-16 | 1990-03-13 | Sig Schweizerische Industrie-Gesellschaft | Apertured valve disposed in hollow piston rod of follower-type motor |
DE4007648A1 (de) * | 1990-03-10 | 1991-09-12 | Friedhelm Dr Ing Schnuerle | Pneumatische oder hydraulische kolben-zylinder-einheit mit servosteuerung |
WO1993019300A1 (en) * | 1992-03-23 | 1993-09-30 | C.W.F. Hamilton & Co. Limited | Hydraulic cylinder feedback control |
DE19537417C2 (de) * | 1995-10-07 | 1997-07-24 | Eurocopter Deutschland | Hydraulischer Stellantrieb |
JP3494858B2 (ja) * | 1997-07-29 | 2004-02-09 | 株式会社荏原製作所 | 油圧サーボ装置 |
FR2806760B1 (fr) * | 2000-03-24 | 2002-07-12 | Imeca | Dispositif de commande en deplacement d'une tige de verin actionneur |
US8074558B2 (en) | 2008-04-30 | 2011-12-13 | Caterpillar Inc. | Axial piston device having rotary displacement control |
EP2848821B1 (de) * | 2013-09-12 | 2016-11-02 | Start Elevator S.r.l. | Regelventil für Hydraulikkreise zur Versorgung von Hebeanlagen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3106224A (en) * | 1960-08-02 | 1963-10-08 | Plessey Co Ltd | Servo operated hydraulic valves |
GB1116632A (en) * | 1965-10-12 | 1968-06-12 | Chandler Evans Inc | Fluid-pressure servo-motor positioning apparatus |
US3511132A (en) * | 1967-11-18 | 1970-05-12 | Rexroth Gmbh G L | Hydraulic power amplifier |
BE758863A (fr) * | 1970-08-27 | 1971-04-16 | Saito Tadashi | Structure et procede de fabrication de cylindre a pulsations a pressionpar fluide destine au controle de valeur, |
DE2051582A1 (de) * | 1970-10-21 | 1972-07-06 | Schneider Co Optische Werke | Folgekolbenventil |
FR2268966A1 (en) * | 1974-11-29 | 1975-11-21 | Poclain Sa | Hydraulically operated ram - has main rod with bore accommodating rotary auxiliary rod with spiral grooves and ramps |
US4245547A (en) * | 1977-10-31 | 1981-01-20 | Commercial Shearing, Inc. | Rotary to linear servo mechanisms |
-
1983
- 1983-02-25 DE DE8383400385T patent/DE3374578D1/de not_active Expired
- 1983-02-25 EP EP19830400385 patent/EP0088017B1/de not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101563542B (zh) * | 2006-12-22 | 2012-11-28 | 卡特彼勒公司 | 转动致动电液阀 |
Also Published As
Publication number | Publication date |
---|---|
DE3374578D1 (en) | 1987-12-23 |
EP0088017A2 (de) | 1983-09-07 |
EP0088017A3 (en) | 1984-04-04 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Designated state(s): DE FR GB IT SE |
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PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Designated state(s): DE FR GB IT SE |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: COMPAGNIE PARISIENNE D'OUTILLAGE A AIR COMPRIME SO |
|
17P | Request for examination filed |
Effective date: 19840925 |
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GRAA | (expected) grant |
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AK | Designated contracting states |
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REF | Corresponds to: |
Ref document number: 3374578 Country of ref document: DE Date of ref document: 19871223 |
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GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) | ||
ITF | It: translation for a ep patent filed |
Owner name: JACOBACCI & PERANI S.P.A. |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
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