FR1247218A - Système de commande pour moteurs hydrauliques à double effet, notamment d'appareils de levage - Google Patents

Système de commande pour moteurs hydrauliques à double effet, notamment d'appareils de levage

Info

Publication number
FR1247218A
FR1247218A FR817668A FR817668A FR1247218A FR 1247218 A FR1247218 A FR 1247218A FR 817668 A FR817668 A FR 817668A FR 817668 A FR817668 A FR 817668A FR 1247218 A FR1247218 A FR 1247218A
Authority
FR
France
Prior art keywords
double
control system
hydraulic motors
lifting devices
acting hydraulic
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
Application number
FR817668A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cessna Aircraft Co
Original Assignee
Cessna Aircraft Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cessna Aircraft Co filed Critical Cessna Aircraft Co
Application granted granted Critical
Publication of FR1247218A publication Critical patent/FR1247218A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/06—Cranes in which the lifting movement is done with a hydraulically controlled plunger
    • 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
    • Y10T137/87233—Biased exhaust valve
    • Y10T137/87241—Biased closed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
FR817668A 1959-02-19 1960-02-05 Système de commande pour moteurs hydrauliques à double effet, notamment d'appareils de levage Expired FR1247218A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79431559 US2954052A (en) 1959-02-19 1959-02-19 Pressure fluid control system and valve

Publications (1)

Publication Number Publication Date
FR1247218A true FR1247218A (fr) 1960-11-25

Family

ID=25162304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817668A Expired FR1247218A (fr) 1959-02-19 1960-02-05 Système de commande pour moteurs hydrauliques à double effet, notamment d'appareils de levage

Country Status (3)

Country Link
US (1) US2954052A (fr)
FR (1) FR1247218A (fr)
GB (1) GB905608A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2144979A1 (de) * 1971-09-08 1973-03-15 Kugelfischer G Schaefer & Co Stroemungsmittel-steuerventil

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3195571A (en) * 1956-09-06 1965-07-20 Parker Hanuifin Corp Multiple spool valve assembly
US3033233A (en) * 1959-07-03 1962-05-08 Cessna Aircraft Co Anti-cavitation control system and valve
US3120858A (en) * 1960-08-26 1964-02-11 Parker Hannifin Corp Spool valve assembly
US3129720A (en) * 1961-04-07 1964-04-21 Fawick Corp Flow control valve
US3194265A (en) * 1962-05-02 1965-07-13 Hydraulic Unit Specialities Co Hydraulic control valve with void control means
US3765445A (en) * 1970-03-02 1973-10-16 J Schultz Dual crossover relief and case surge valve for hydraulic motors and pumps
US3710824A (en) * 1971-05-07 1973-01-16 Caterpillar Tractor Co High pressure relief valve
US4250795A (en) * 1978-06-23 1981-02-17 The Bendix Corporation Pressure limiter for hydraulic brake booster
CN108691835B (zh) * 2018-06-14 2019-10-25 江苏艾伦弗罗机械制造有限公司 液控-手动双控换向阀
CN110552928B (zh) * 2019-09-24 2024-07-30 江苏徐工工程机械研究院有限公司 一种集成阀及浮动液压系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1807231A (en) * 1923-11-15 1931-05-26 Elevator Supplies Co Inc Elevator door operating mechanism
US1807191A (en) * 1930-03-24 1931-05-26 John R Boyle Electrically operated valve
US2193736A (en) * 1936-11-14 1940-03-12 Onions John Henry Fluid pressure motor
US2387777A (en) * 1942-03-11 1945-10-30 Arthur J Stanton Hoisting mechanism
US2742880A (en) * 1950-10-19 1956-04-24 Joy Mfg Co Fluid operated motors
US2755741A (en) * 1954-05-03 1956-07-24 Vickers Inc Power transmission
US2783742A (en) * 1954-11-22 1957-03-05 Shafer Valve Co Automatic pressure reducing means for hydraulic gate valve operator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2144979A1 (de) * 1971-09-08 1973-03-15 Kugelfischer G Schaefer & Co Stroemungsmittel-steuerventil

Also Published As

Publication number Publication date
GB905608A (en) 1962-09-12
US2954052A (en) 1960-09-27

Similar Documents

Publication Publication Date Title
BE587071A (fr) Appareil de commande pour transmission notamment pour transmission hydraulique.
FR1247218A (fr) Système de commande pour moteurs hydrauliques à double effet, notamment d'appareils de levage
BE586037A (fr) Systemè de commande hydraulique.
FR1246517A (fr) Système de commande pour mécanisme de transmission de couple
FR1261617A (fr) Système de commande pour moteurs d'ascenseurs
BE605660A (fr) Boîte à tiroirs de commande pour cylindres hydrauliques.
FR1276209A (fr) Système de commande pour embrayages
FR1253410A (fr) Appareil de commande pour transmission notamment pour transmission hydraulique
FR1248673A (fr) Mécanisme de commande pour appareils hydrauliques
FR1150070A (fr) Système de commande pour élévateurs hydrauliques
FR1285493A (fr) Système de commande hydraulique pour pompes
BE598776A (fr) Système pour cadres de soutènement à commande hydraulique
CA606377A (en) Hydraulic speed control system
CA609483A (en) Hydraulic control apparatus
BE591430A (fr) Commandes à transmission hydraulique pour rouleaux vibrants automoteurs.
FR1261042A (fr) Système de commande hydraulique
FR1306093A (fr) Système de commande pour missile
BE591449A (fr) Système hydraulique à commande manuelle.
FR1259700A (fr) Système de commande pour moteur hydraulique
CA591607A (en) Hydraulic motion transmitting system
AU254650B2 (en) Hydraulic control system for variable displacement pump
BE583223A (fr) Dispositifs de commande pour pistons hydrauliques.
CA615017A (en) Control system for earth moving machine
BE579519A (fr) Commande hydraulique pour pinces de demoulage.
FR1255598A (fr) Système de commande pour chariot-élévateur