GB1384906A - Hydraulic jack lifting apparatus - Google Patents

Hydraulic jack lifting apparatus

Info

Publication number
GB1384906A
GB1384906A GB910772A GB910772A GB1384906A GB 1384906 A GB1384906 A GB 1384906A GB 910772 A GB910772 A GB 910772A GB 910772 A GB910772 A GB 910772A GB 1384906 A GB1384906 A GB 1384906A
Authority
GB
United Kingdom
Prior art keywords
hydraulic jack
lifting apparatus
jack lifting
feb
valves
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
GB910772A
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.)
Matairco SA
Original Assignee
Matairco SA
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 Matairco SA filed Critical Matairco SA
Publication of GB1384906A publication Critical patent/GB1384906A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/06—Drivers' cabs
    • B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
    • B62D33/067—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable
    • B62D33/07—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable characterised by the device for locking the cab in the tilted or in the driving position
    • 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
    • F15B11/08—Servomotor systems without provision for follow-up action ; Circuits therefor with only one servomotor
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/18—Combined units comprising both motor and pump
    • 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
    • F15B2211/205—Systems with pumps
    • F15B2211/20507—Type of prime mover
    • 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
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/30515—Load holding 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
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • 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
    • F15B2211/3138—Directional control characterised by the positions of the valve element the positions being discrete
    • 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
    • F15B2211/329—Directional 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/863—Control during or prevention of abnormal conditions the abnormal condition being a hydraulic or pneumatic failure
    • F15B2211/8636—Circuit failure, e.g. valve or hose failure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
GB910772A 1971-02-26 1972-02-28 Hydraulic jack lifting apparatus Expired GB1384906A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7106719A FR2126130B2 (cg-RX-API-DMAC7.html) 1971-02-26 1971-02-26

Publications (1)

Publication Number Publication Date
GB1384906A true GB1384906A (en) 1975-02-26

Family

ID=9072575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB910772A Expired GB1384906A (en) 1971-02-26 1972-02-28 Hydraulic jack lifting apparatus

Country Status (7)

Country Link
JP (1) JPS5630320B1 (cg-RX-API-DMAC7.html)
DE (1) DE2209052A1 (cg-RX-API-DMAC7.html)
FR (1) FR2126130B2 (cg-RX-API-DMAC7.html)
GB (1) GB1384906A (cg-RX-API-DMAC7.html)
IT (1) IT1006022B (cg-RX-API-DMAC7.html)
NL (1) NL7202131A (cg-RX-API-DMAC7.html)
SE (1) SE379016B (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116143015A (zh) * 2023-04-17 2023-05-23 四川航泰航空装备有限公司 一种牛头机轮千斤顶及其使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976712C (de) * 1952-03-12 1964-03-19 Bosch Gmbh Robert Steuereinrichtung mit hydraulisch entlastetem Drehschieber
FR1275018A (fr) * 1960-09-20 1961-11-03 Applic Mach Motrices Dispositif de verrouillage automatique pour servo-commandes
DE1216112B (de) * 1960-09-20 1966-05-05 Applic Mach Motrices Verriegelungseinrichtung fuer zwei gekoppelte hydraulische Stellmotoren
US3472547A (en) * 1966-06-13 1969-10-14 Applied Power Ind Inc Safety tilt system
FR2024709A5 (cg-RX-API-DMAC7.html) * 1969-10-15 1970-08-28 Matairco

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116143015A (zh) * 2023-04-17 2023-05-23 四川航泰航空装备有限公司 一种牛头机轮千斤顶及其使用方法

Also Published As

Publication number Publication date
IT1006022B (it) 1976-09-30
JPS5630320B1 (cg-RX-API-DMAC7.html) 1981-07-14
FR2126130B2 (cg-RX-API-DMAC7.html) 1974-03-22
DE2209052A1 (de) 1972-09-07
NL7202131A (cg-RX-API-DMAC7.html) 1972-08-29
SE379016B (cg-RX-API-DMAC7.html) 1975-09-22
FR2126130A2 (cg-RX-API-DMAC7.html) 1972-10-06

Similar Documents

Publication Publication Date Title
CA976839A (en) Hydraulic control valve assembly
GB1466350A (en) Laying pipe lines
CA946252A (en) Hydraulic valve with leakage control
ES406852A1 (es) Perfeccionamientos en equilibradores de carga.
CA971459A (en) Hydraulic control valve
GB1034109A (en) Improvements in or relating to valves
GB720383A (en) Improvements in or relating to hydraulic pit props, chocks and like hydraulic miningappliances, hydraulic jacks and the like
GB1368936A (en) Hydraulic control systems
IE35108L (en) Fluid operated control apparatus
GB968117A (en) Improvements in or relating to mine roof supports
GB1020546A (en) Improvements in and relating to slip gears
GB943658A (en) A new or improved colliery arch
CA929823A (en) Fluid control valves
GB1233188A (cg-RX-API-DMAC7.html)
AU445447B2 (en) Hydraulic control valve
GB1393683A (en) Hydraulic control valve system
AU259523B2 (en) Hydraulic control system with pressure control valve
CA828509A (en) Speed and directional control valve for double acting lift cylinder
GB1334191A (en) Hydraulic lifting device
CA884687A (en) Hydraulic directional control valve device
CA880101A (en) Hydraulic system with pressure changing relief valve
CA843195A (en) Hydraulic draft control valve
ES273332A1 (es) Sistema hidraulico
CA979324A (en) Hydraulic control valve
CA627613A (en) Fluid pressure ratio controller and control system

Legal Events

Date Code Title Description
PS Patent sealed