DK137346B - Styreapparat til hydraulisk drevne indretninger. - Google Patents
Styreapparat til hydraulisk drevne indretninger.Info
- Publication number
- DK137346B DK137346B DK590367AA DK590367A DK137346B DK 137346 B DK137346 B DK 137346B DK 590367A A DK590367A A DK 590367AA DK 590367 A DK590367 A DK 590367A DK 137346 B DK137346 B DK 137346B
- Authority
- DK
- Denmark
- Prior art keywords
- control device
- hydraulically driven
- driven devices
- devices
- hydraulically
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
- F15B11/165—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for adjusting the pump output or bypass in response to demand
-
- 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
-
- 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
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/25—Pressure control functions
- F15B2211/251—High pressure control
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3105—Neutral or centre positions
- F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/321—Directional control characterised by the type of actuation mechanically
- F15B2211/324—Directional control characterised by the type of actuation mechanically manually, e.g. by using a lever or pedal
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5159—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a return line
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/528—Pressure control characterised by the type of actuation actuated by fluid pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/57—Control of a differential pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/605—Load sensing circuits
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6055—Load sensing circuits having valve means between output member and the load sensing circuit using pressure relief 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
-
- 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
- Y10T137/87177—With bypass
- Y10T137/87185—Controlled by supply or exhaust valve
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
- Safety Valves (AREA)
- Fluid-Driven Valves (AREA)
- Sink And Installation For Waste Water (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK144279A DK144279A (da) | 1966-12-13 | 1979-04-06 | Elektrohydraulisk styre og reguleringsapparat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1779566A CH444601A (de) | 1966-12-13 | 1966-12-13 | Steuervorrichtung für hydraulisch betriebene Einrichtungen |
Publications (1)
Publication Number | Publication Date |
---|---|
DK137346B true DK137346B (da) | 1978-02-20 |
Family
ID=4428152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK590367AA DK137346B (da) | 1966-12-13 | 1967-11-24 | Styreapparat til hydraulisk drevne indretninger. |
Country Status (14)
Country | Link |
---|---|
US (1) | US3488953A (de) |
JP (3) | JPS5459575A (de) |
AT (1) | AT281519B (de) |
BE (1) | BE707322A (de) |
CH (1) | CH444601A (de) |
DE (2) | DE1776190B2 (de) |
DK (1) | DK137346B (de) |
ES (1) | ES348573A1 (de) |
FI (1) | FI53491B (de) |
GB (1) | GB1218020A (de) |
LU (1) | LU54974A1 (de) |
NL (1) | NL152336B (de) |
NO (1) | NO131998C (de) |
SE (1) | SE332119B (de) |
Families Citing this family (65)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH513340A (de) * | 1970-10-28 | 1971-09-30 | Beringer Hydraulik Gmbh | Steuervorrichtung für hydraulisch betriebene Einrichtungen |
CH513341A (de) * | 1970-10-28 | 1971-09-30 | Beringer Hydraulik Gmbh | Steuervorrichtung für hydraulisch betriebene Einrichtungen |
US3693350A (en) * | 1971-01-11 | 1972-09-26 | Commercial Shearing | Hydraulic control circuits and apparatus |
US3718159A (en) * | 1971-01-20 | 1973-02-27 | Hydraulic Industries | Control valve |
JPS5438720B1 (de) * | 1971-05-11 | 1979-11-22 | ||
US3841096A (en) * | 1971-06-29 | 1974-10-15 | H Metz | Control and regulator device for a load-independent regulated hydraulic system |
NL169628C (nl) * | 1971-06-29 | 1982-08-02 | Ind En Handelmaatschappij Kopp | Regelinrichting voor het lastonafhankelijk besturen van hydraulische aandrijfapparaten. |
JPS4828884A (de) * | 1971-08-19 | 1973-04-17 | ||
GB1417606A (en) * | 1972-02-24 | 1975-12-10 | Daikin Ind Ltd | Fluid controlling apparatus |
US3827453A (en) * | 1972-05-05 | 1974-08-06 | Parker Hannifin Corp | Directional control valve |
DE2232566C2 (de) * | 1972-07-03 | 1984-08-09 | Garbe, Lahmeyer & Co Ag, 5100 Aachen | Hydraulische Wegeventileinheit |
US4178962A (en) * | 1972-10-30 | 1979-12-18 | Tomco, Inc. | Control valve with flow control means |
JPS4912216B1 (de) * | 1973-03-05 | 1974-03-23 | ||
JPS5825913B2 (ja) * | 1973-05-04 | 1983-05-30 | マロツタ サイエンテイフイツク コントロ−ルズ インコ−ポレ−テツド | シリンダ−ピストンクドウキヨウ シユツリヨクセイギヨソウチ |
GB1452609A (en) * | 1973-05-15 | 1976-10-13 | Sperry Rand Ltd | Hydraulic systems |
US3984979A (en) * | 1973-07-06 | 1976-10-12 | Tadeusz Budzich | Load responsive fluid control valves |
US3934742A (en) * | 1973-12-26 | 1976-01-27 | Hydraulic Industries, Inc. | Valve mechanism for automatic control of a number of fluid motors |
DE2420242C2 (de) * | 1974-04-26 | 1982-12-23 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische Steuerschiebervorrichtung |
JPS50153321A (de) * | 1974-05-31 | 1975-12-10 | ||
FR2273178B1 (de) * | 1974-05-31 | 1978-03-24 | Bennes Marrel | |
US3971216A (en) * | 1974-06-19 | 1976-07-27 | The Scott & Fetzer Company | Load responsive system with synthetic signal |
DE2435569C2 (de) * | 1974-07-24 | 1985-06-27 | Alfred Teves Gmbh, 6000 Frankfurt | Elektromagnetisch betätigbares 3/2-Wegeventil |
DE2500096C3 (de) * | 1975-01-03 | 1984-08-02 | Sauer Getriebe KG, 2350 Neumünster | Hydraulische Schaltungseinrichtung zur Druckmittelwegesteuerung mit Konstantregelung des Druckmittelstroms für einen doppeltwirkenden Hydromotor |
US3964505A (en) * | 1975-02-10 | 1976-06-22 | Sperry Rand Corporation | Power transmission |
US3980095A (en) * | 1975-02-10 | 1976-09-14 | Mcavoy Dennis J | Power transmission |
US4028889A (en) * | 1975-03-19 | 1977-06-14 | Tadeusz Budzich | Load responsive fluid control system |
DE2514624C3 (de) * | 1975-04-03 | 1986-10-23 | Danfoss A/S, Nordborg | Steuereinrichtung für mindestens einen hydraulisch betriebenen doppeltwirkenden Verbraucher |
US4037621A (en) * | 1975-11-26 | 1977-07-26 | Tadeusz Budzich | Load responsive control valve with constant leakage device |
US4153075A (en) * | 1975-11-26 | 1979-05-08 | Tadeusz Budzich | Load responsive control valve |
USRE30828E (en) * | 1975-11-26 | 1981-12-22 | Load responsive valve with constant leakage device | |
DE2642337C3 (de) * | 1976-09-21 | 1984-01-19 | Danfoss A/S, 6430 Nordborg | Steuereinrichtung für einen doppeltwirkenden hydraulischen Motor |
US4075842A (en) * | 1976-10-05 | 1978-02-28 | Tadeusz Budzich | Load responsive fluid control system |
JPS5289777A (en) * | 1977-02-21 | 1977-07-27 | Daikin Ind Ltd | Fluid controlling device |
DE2908018A1 (de) * | 1979-03-01 | 1980-09-11 | Barmag Barmer Maschf | Hydraulische steuervorrichtung fuer lastunabhaengige durchflussregelung |
DE2911891C2 (de) * | 1979-03-26 | 1983-10-13 | Mannesmann Rexroth GmbH, 8770 Lohr | Vorrichtung zum Steuern eines Hydromotors |
US4337787A (en) * | 1980-03-12 | 1982-07-06 | Caterpillar Tractor Co. | Pressure regulating hydraulic circuit and valve |
JPS57500309A (de) * | 1980-03-12 | 1982-02-18 | ||
US4345435A (en) * | 1980-05-05 | 1982-08-24 | Sperry Corporation | Power transmission |
JPS57120705A (en) * | 1981-01-19 | 1982-07-27 | Nippon Air Brake Co Ltd | Composite valve |
DE3119101A1 (de) * | 1981-05-14 | 1982-12-02 | Mannesmann Rexroth GmbH, 8770 Lohr | "wegeventil" |
DE3125143A1 (de) * | 1981-06-26 | 1983-01-13 | Mannesmann Rexroth GmbH, 8770 Lohr | "druckminderventil" |
DE3176924D1 (en) * | 1981-08-20 | 1988-12-08 | Caterpillar Inc | Load responsive fluid control valve |
DE3150252A1 (de) * | 1981-12-18 | 1983-06-30 | Vereinigte Flugtechnische Werke Gmbh, 2800 Bremen | Schaltventil fuer hydraulische stellglieder |
GB2121990B (en) * | 1982-06-15 | 1985-11-13 | William Richards Price | A hydraulic control system |
DE3302000A1 (de) * | 1983-01-21 | 1984-07-26 | Danfoss A/S, Nordborg | Hydraulisches schieberventil |
DE3415621C3 (de) * | 1983-06-13 | 1997-07-17 | Husco Int Inc | Hydraulisches Mehrwege-Steuerventil |
DE3328418A1 (de) * | 1983-08-05 | 1985-02-21 | Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München | Proportional-druckbegrenzungsventil mit magnetvorsteuerung |
US4523431A (en) * | 1984-02-16 | 1985-06-18 | Caterpillar Tractor Co. | Load responsive system |
FR2562632B1 (fr) * | 1984-04-18 | 1986-12-12 | Bennes Marrel | Distributeur hydraulique du type proportionnel, avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation |
JPS61201903A (ja) * | 1985-03-06 | 1986-09-06 | Nissan Motor Co Ltd | 油圧アクチユエ−タの制御弁 |
DE3508340C2 (de) * | 1985-03-08 | 1987-04-30 | Mannesmann Rexroth GmbH, 8770 Lohr | Mehrwegeventil |
JPS62203395A (ja) * | 1986-03-03 | 1987-09-08 | セイコーエプソン株式会社 | 半導体装置 |
CH674102A5 (de) * | 1986-05-20 | 1990-04-30 | Mitsubishi Electric Corp | |
US5487403A (en) * | 1987-01-29 | 1996-01-30 | Mollo; James R. | Variable discharge pump with low unload to secondary |
US5515879A (en) * | 1987-01-29 | 1996-05-14 | Mollo; James R. | Load sensed multi-purpose pressure control valve |
US4798126A (en) * | 1987-03-23 | 1989-01-17 | Caterpillar Inc. | Load responsive system using load responsive pump control of a bypass type |
KR930007952B1 (ko) * | 1989-03-24 | 1993-08-25 | 히다찌 겐끼 가부시기가이샤 | 밸브장치 및 유압구동장치 |
DE4020476A1 (de) * | 1990-06-27 | 1992-01-02 | Rexroth Mannesmann Gmbh | Hydraulische steuereinrichtung |
JPH06193767A (ja) * | 1992-12-22 | 1994-07-15 | Komatsu Ltd | 電磁比例減圧弁付操作弁 |
US5755097A (en) * | 1993-07-29 | 1998-05-26 | Techco Corporation | Bootstrap power steering systems |
DE102012010986A1 (de) | 2012-06-02 | 2013-12-05 | Thomas Magnete Gmbh | Elektrohydraulisches Vorsteuerventil |
EP2891806A1 (de) * | 2014-01-03 | 2015-07-08 | Danfoss Power Solutions Aps | Hydraulikventilanordnung |
FR3083271B1 (fr) * | 2018-06-27 | 2020-09-04 | Safran Landing Systems | Procede de commande d'un distributeur a tiroir a trois positions |
CN109488649B (zh) * | 2018-10-22 | 2022-09-27 | 中国北方车辆研究所 | 一种用于车辆综合传动箱的反比例减压阀 |
CN111828421B (zh) * | 2020-07-14 | 2022-12-09 | 江苏汇智高端工程机械创新中心有限公司 | 阀芯及平衡阀 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2102865A (en) * | 1934-06-20 | 1937-12-21 | Vickers Inc | Combined flow control and relief valve |
DE767740C (de) * | 1934-06-20 | 1953-04-16 | Vickers Inc | Vereinigtes Regel- und Entlastungsventil fuer Pumpen mit konstanter Foerdermenge zum Antrieb von Werkzeugmaschinen, insbesondere Raeummaschinen |
US2319551A (en) * | 1937-08-09 | 1943-05-18 | Fosdick Machine Tool Co | Hydraulic operating and control mechanism for machine tools |
US2318851A (en) * | 1938-01-26 | 1943-05-11 | Vickers Inc | Power transmission for machine tools |
US2527943A (en) * | 1944-04-10 | 1950-10-31 | Jeffrey Mfg Co | Hydraulic valve and system |
US2489435A (en) * | 1948-03-22 | 1949-11-29 | Vickers Inc | Power transmission |
US2892312A (en) * | 1958-01-27 | 1959-06-30 | Deere & Co | Demand compensated hydraulic system |
US3162095A (en) * | 1962-03-26 | 1964-12-22 | New York Air Brake Co | Fluid distribution system |
US3266520A (en) * | 1964-07-15 | 1966-08-16 | Fluid Power Accessories Inc | Hydraulic valves |
US3699271A (en) * | 1970-11-16 | 1972-10-17 | Bell Telephone Labor Inc | Speech processor using multiband controlled center clipping |
-
1966
- 1966-12-13 CH CH1779566A patent/CH444601A/de unknown
-
1967
- 1967-11-21 DE DE1776190A patent/DE1776190B2/de not_active Ceased
- 1967-11-21 DE DE19671650312 patent/DE1650312B1/de not_active Ceased
- 1967-11-22 NO NO170648A patent/NO131998C/no unknown
- 1967-11-24 AT AT1062167A patent/AT281519B/de not_active IP Right Cessation
- 1967-11-24 DK DK590367AA patent/DK137346B/da not_active Application Discontinuation
- 1967-11-27 LU LU54974D patent/LU54974A1/xx unknown
- 1967-11-28 FI FI3190/67A patent/FI53491B/fi active
- 1967-11-30 BE BE707322D patent/BE707322A/xx not_active IP Right Cessation
- 1967-12-06 SE SE16784/67A patent/SE332119B/xx unknown
- 1967-12-07 US US688819A patent/US3488953A/en not_active Expired - Lifetime
- 1967-12-07 ES ES348573A patent/ES348573A1/es not_active Expired
- 1967-12-12 GB GB56339/67A patent/GB1218020A/en not_active Expired
- 1967-12-12 NL NL676716884A patent/NL152336B/xx unknown
-
1974
- 1974-08-21 JP JP9600374A patent/JPS5459575A/ja active Granted
- 1974-08-21 JP JP9600474A patent/JPS5464274A/ja active Granted
-
1979
- 1979-09-27 JP JP12467879A patent/JPS55103103A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5632483B2 (de) | 1981-07-28 |
LU54974A1 (de) | 1968-02-16 |
JPS5459575A (en) | 1979-05-14 |
NO131998C (de) | 1975-09-03 |
AT281519B (de) | 1970-05-25 |
DE1776190B2 (de) | 1978-10-26 |
NL6716884A (de) | 1968-06-14 |
JPS55103103A (de) | 1980-08-07 |
DE1650312B1 (de) | 1972-01-13 |
SE332119B (de) | 1971-01-25 |
FI53491B (de) | 1978-01-31 |
CH444601A (de) | 1967-09-30 |
BE707322A (de) | 1968-04-01 |
JPS5464274A (en) | 1979-05-23 |
NL152336B (nl) | 1977-02-15 |
ES348573A1 (es) | 1969-03-16 |
DE1776190A1 (de) | 1972-03-02 |
GB1218020A (en) | 1971-01-06 |
NO131998B (de) | 1975-05-26 |
JPS5632482B2 (de) | 1981-07-28 |
US3488953A (en) | 1970-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PHB | Application deemed withdrawn due to non-payment or other reasons |