SE9800526L - Method and apparatus for controlling and operating a linear motor, and valve - Google Patents

Method and apparatus for controlling and operating a linear motor, and valve

Info

Publication number
SE9800526L
SE9800526L SE9800526A SE9800526A SE9800526L SE 9800526 L SE9800526 L SE 9800526L SE 9800526 A SE9800526 A SE 9800526A SE 9800526 A SE9800526 A SE 9800526A SE 9800526 L SE9800526 L SE 9800526L
Authority
SE
Sweden
Prior art keywords
valve
controlling
operating
linear motor
piston
Prior art date
Application number
SE9800526A
Other languages
Swedish (sv)
Other versions
SE522800C2 (en
SE9800526D0 (en
Inventor
Jan Eriksson
Original Assignee
Atlas Copco Rocktech Ab
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 Atlas Copco Rocktech Ab filed Critical Atlas Copco Rocktech Ab
Priority to SE9800526A priority Critical patent/SE522800C2/en
Publication of SE9800526D0 publication Critical patent/SE9800526D0/en
Publication of SE9800526L publication Critical patent/SE9800526L/en
Publication of SE522800C2 publication Critical patent/SE522800C2/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/063—Arrangements with main and auxiliary valves, at least one of them being fluid-driven the auxiliary valve being actuated by the working motor-piston or piston-rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/103—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having only one pumping chamber
    • F04B9/105—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting liquid motor
    • 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
    • F15B11/15—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor with special provision for automatic return

Abstract

The motor is controlled and driven by a piston (2) whose direction of travel is changed using a directional valve (7) operated hydraulically with the aid of control devices (6, 6'). An Independent claim is also included for the directional valve used in the piston control system.
SE9800526A 1998-02-23 1998-02-23 Hydraulic servomotor SE522800C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE9800526A SE522800C2 (en) 1998-02-23 1998-02-23 Hydraulic servomotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9800526A SE522800C2 (en) 1998-02-23 1998-02-23 Hydraulic servomotor

Publications (3)

Publication Number Publication Date
SE9800526D0 SE9800526D0 (en) 1998-02-23
SE9800526L true SE9800526L (en) 1999-08-24
SE522800C2 SE522800C2 (en) 2004-03-09

Family

ID=20410260

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800526A SE522800C2 (en) 1998-02-23 1998-02-23 Hydraulic servomotor

Country Status (1)

Country Link
SE (1) SE522800C2 (en)

Also Published As

Publication number Publication date
SE522800C2 (en) 2004-03-09
SE9800526D0 (en) 1998-02-23

Similar Documents

Publication Publication Date Title
DE69706472D1 (en) Control system for controlling several vacuum pumps
FI960228A (en) Swivel door drive procedure
DE60015003D1 (en) Pressure control device for a vacuum chamber, and a vacuum pump unit provided with such a device
ATE532453T1 (en) SYSTEM FOR CONTROL OF A DEVICE IN VIVO
DE69928469D1 (en) Pressure control device
WO1997013954A3 (en) Mill for wellbore milling operations
NO960204L (en) Method and apparatus for controlling the speed of a ship
IT1288377B1 (en) CONTROL SYSTEM WITH MECHANICAL HYDRAULIC OPERATION FOR GAS REVERSING VALVE
WO2003083802A3 (en) Method for controlling and regulating the operation of an actuator
ES2004927A6 (en) Motorized tang drive system.
NO974752L (en) Motor driven actuator for downhole flow control devices
SE9702439L (en) Device for hand operated machine
SE0201604L (en) Control systems and vehicles including the control system
SE9800526L (en) Method and apparatus for controlling and operating a linear motor, and valve
ITTO20010905A0 (en) METHOD AND SYSTEM FOR CONTROLLING THE CRUISE SPEED OF A MOTOR VEHICLE.
SE9904511L (en) Procedure for controlling rock drilling
DE69307024T2 (en) Electromagnetically operated flow control valve
DK1428741T3 (en) Method and device for controlling the behavior of a towed tool in relation to a vehicle
NO20003621D0 (en) Method for controlling the speed of movement of a hydraulically driven machine, a drive system for a hydraulically driven machine
AU5582298A (en) Method and device for directing a fluid in motion
FI961480A (en) Control device and method for controlling the air flow
ATE295942T1 (en) PRESSURE WATER SUPPLY
NO990200D0 (en) Control valve for pressure medium controlled motors
ES1031429Y (en) PERFECTED DRIVE CONTROL FOR FLUID CONDUCTION VALVES.
BR9505080A (en) Supersonic jet powered by the system or method called moto-electric-continuous

Legal Events

Date Code Title Description
NUG Patent has lapsed