EP0925457A4 - Compact actuator and controller and pumping apparatus for same - Google Patents

Compact actuator and controller and pumping apparatus for same

Info

Publication number
EP0925457A4
EP0925457A4 EP97940828A EP97940828A EP0925457A4 EP 0925457 A4 EP0925457 A4 EP 0925457A4 EP 97940828 A EP97940828 A EP 97940828A EP 97940828 A EP97940828 A EP 97940828A EP 0925457 A4 EP0925457 A4 EP 0925457A4
Authority
EP
European Patent Office
Prior art keywords
controller
same
pumping apparatus
compact actuator
actuator
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.)
Withdrawn
Application number
EP97940828A
Other languages
German (de)
French (fr)
Other versions
EP0925457A1 (en
Inventor
Thomas T Hansen
Robert R Clifford
Thomas D Pierce
Carter B Cartwright
Bruce G Johnson
Gary D Zunkel
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.)
Etrema Products Inc
Original Assignee
Etrema Products Inc
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 Etrema Products Inc filed Critical Etrema Products Inc
Publication of EP0925457A1 publication Critical patent/EP0925457A1/en
Publication of EP0925457A4 publication Critical patent/EP0925457A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/02—Generating seismic energy
    • G01V1/143—Generating seismic energy using mechanical driving means, e.g. motor driven shaft
    • G01V1/147—Generating seismic energy using mechanical driving means, e.g. motor driven shaft using impact of dropping masses
    • 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
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring
    • 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
    • F15B9/09—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 with electrical control means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
    • G01V1/52—Structural details
EP97940828A 1996-09-12 1997-09-05 Compact actuator and controller and pumping apparatus for same Withdrawn EP0925457A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US2609996P 1996-09-12 1996-09-12
US26099P 1996-09-12
US92048197A 1997-08-29 1997-08-29
US920481 1997-08-29
PCT/US1997/015608 WO1998011357A1 (en) 1996-09-12 1997-09-05 Compact actuator and controller and pumping apparatus for same

Publications (2)

Publication Number Publication Date
EP0925457A1 EP0925457A1 (en) 1999-06-30
EP0925457A4 true EP0925457A4 (en) 1999-12-29

Family

ID=26700786

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97940828A Withdrawn EP0925457A4 (en) 1996-09-12 1997-09-05 Compact actuator and controller and pumping apparatus for same

Country Status (4)

Country Link
EP (1) EP0925457A4 (en)
AU (1) AU4251797A (en)
CA (1) CA2269585A1 (en)
WO (1) WO1998011357A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2847116A1 (en) * 2002-11-07 2004-05-14 Ksb Sas DEVICE FOR CONTROLLING AN INTEGRATED ELECTRO-HYDRAULIC ACTUATOR
NL1025801C2 (en) * 2004-03-24 2005-09-27 Demolition And Recycling Equip Method and device for determining the operating conditions under which a tool driven by a hydraulic piston / cylinder combination is operated.
GB0518462D0 (en) * 2005-09-09 2005-10-19 Em Digital Ltd Electro-hydraulic actuator
WO2007036721A2 (en) * 2005-09-29 2007-04-05 Read Well Services Limited Apparatus and method for generating a seismic signal for use in downhole surveying
WO2007126786A2 (en) * 2006-03-27 2007-11-08 Input/Output, Inc. Apparatus and method for generating a seismic source signal
DE102010007137A1 (en) * 2010-02-05 2011-08-11 Hoerbiger Automatisierungstechnik Holding GmbH, 86956 Fluid operated actuator on a valve
EP3112698B1 (en) 2015-06-30 2019-09-04 Goodrich Actuation Systems SAS Electro hydrostatic actuators
CA3073109A1 (en) 2017-08-16 2019-02-21 Kyntronics Llc Electrohydraulic actuator

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3826547A1 (en) * 1988-08-04 1990-02-08 Schenck Ag Carl Fluid-actuated motor
US4927334A (en) * 1987-12-10 1990-05-22 Abb Atom Ab Liquid pump driven by elements of a giant magnetostrictive material
EP0395420A2 (en) * 1989-04-28 1990-10-31 Parker Hannifin Corporation Electro-hydraulic actuator
US4995587A (en) * 1989-11-03 1991-02-26 Martin Marietta Corporation Motion amplifier employing a dual piston arrangement
US5085400A (en) * 1990-07-06 1992-02-04 Danfoss A/S Valve
US5501425A (en) * 1994-09-21 1996-03-26 Marotta Scientific Controls, Inc. Magnetostrictively actuated valve
US5520522A (en) * 1993-10-01 1996-05-28 Tdk Corporation Valve arrangement for a micro pump
US5630709A (en) * 1996-02-09 1997-05-20 California Institute Of Technology Pump having pistons and valves made of electroactive actuators

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3788194A (en) * 1972-06-30 1974-01-29 Gen Signal Corp Actuator unit
CH549896A (en) * 1972-09-22 1974-05-31 Landis & Gyr Ag ROCKER - PISTON PUMP.
DE2831437C2 (en) * 1978-07-18 1983-12-15 Webasto-Werk W. Baier GmbH & Co, 8035 Gauting Feed and metering pump
US4308474A (en) 1979-11-14 1981-12-29 The United States Of America As Represented By The Secretary Of The Navy Rare earth-iron magnetostrictive materials and devices using these materials
EP0065012A4 (en) * 1980-10-31 1983-03-15 Yamatake Honeywell Co Ltd Electromagnetic actuator.
US4667472A (en) * 1984-12-28 1987-05-26 The Boeing Company Electric integrated actuator with variable gain hydraulic output
US4609402A (en) 1985-10-28 1986-09-02 Iowa State University Research Foundation, Inc. Method of forming magnetostrictive rods from rare earth-iron alloys
US4775301A (en) * 1986-06-27 1988-10-04 Cartwright Garry E Oscillating electromagnetic pump with one-way diaphragm valves
US4815946A (en) * 1986-09-08 1989-03-28 Gte Valeron Corporation Magnetostrictive pump with reversible valves
US4770704A (en) 1987-03-13 1988-09-13 Iowa State University Research Foundation, Inc. Continuous method for manufacturing grain-oriented magnetostrictive bodies
US4849034A (en) 1987-10-14 1989-07-18 Iowa State University Research Foundation, Inc. Thermal treatment for increasing magnetostrictive response of rare earth-iron alloy rods
US4818304A (en) 1987-10-20 1989-04-04 Iowa State University Research Foundation, Inc. Method of increasing magnetostrictive response of rare earth-iron alloy rods
JPH0199981U (en) * 1987-12-25 1989-07-05
US5230272A (en) * 1988-06-29 1993-07-27 Mannesmann Rexroth Gmbh Hydraulic positioning drive with pressure and position feedback control
DE68926768T2 (en) 1988-09-29 1996-12-12 Toshiba Kawasaki Kk Super magnetostrictive alloy
US5018431A (en) * 1988-12-09 1991-05-28 Quadrastat Corporation Apparatus for positioning a work implement
US5012722A (en) * 1989-11-06 1991-05-07 International Servo Systems, Inc. Floating coil servo valve
DE59207291D1 (en) * 1992-06-16 1996-11-07 Siemens Ag Electro-hydraulic adjusting device, in particular for a motor vehicle rear axle steering

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4927334A (en) * 1987-12-10 1990-05-22 Abb Atom Ab Liquid pump driven by elements of a giant magnetostrictive material
DE3826547A1 (en) * 1988-08-04 1990-02-08 Schenck Ag Carl Fluid-actuated motor
EP0395420A2 (en) * 1989-04-28 1990-10-31 Parker Hannifin Corporation Electro-hydraulic actuator
US4995587A (en) * 1989-11-03 1991-02-26 Martin Marietta Corporation Motion amplifier employing a dual piston arrangement
US5085400A (en) * 1990-07-06 1992-02-04 Danfoss A/S Valve
US5520522A (en) * 1993-10-01 1996-05-28 Tdk Corporation Valve arrangement for a micro pump
US5501425A (en) * 1994-09-21 1996-03-26 Marotta Scientific Controls, Inc. Magnetostrictively actuated valve
US5630709A (en) * 1996-02-09 1997-05-20 California Institute Of Technology Pump having pistons and valves made of electroactive actuators

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9811357A1 *

Also Published As

Publication number Publication date
AU4251797A (en) 1998-04-02
WO1998011357A1 (en) 1998-03-19
EP0925457A1 (en) 1999-06-30
CA2269585A1 (en) 1998-03-19

Similar Documents

Publication Publication Date Title
HK1073809A1 (en) Controller and extension unit for controller
HUP9602898A3 (en) Method and apparatus for controlling compressors
IL121158A0 (en) Shutoff-opening devices and fluid control apparatus comprising such devices
AU3813397A (en) Apparatus for treating chondromalicia
EP0944864A4 (en) Stage effect control method and apparatus
SG72810A1 (en) Control apparatus and control method
AU2778397A (en) Apparatus for controlling an inductive load
EP0894973A4 (en) Engine start controlling apparatus
HK1008259A1 (en) Electromagnetic drive apparatus
EP0930712A4 (en) General operation control method and its controller
EP0790699A3 (en) DC motor control method and apparatus for operating the method
EP0688094A4 (en) Device and method for controlling motor
EP0925457A4 (en) Compact actuator and controller and pumping apparatus for same
EP0714059A3 (en) Method and apparatus for controlling memory operationsM
EP0890412A4 (en) Indexing apparatus and method for controlling the indexing apparatus
AUPN755496A0 (en) Size reduction apparatus
GB2310296B (en) Engine control apparatus
AU4010097A (en) Method and device for controlling electric motors
HU9603407D0 (en) Controller
GB2318567B (en) Control apparatus
GB2316151B (en) Fluid control apparatus
SG60092A1 (en) Semi-shield method and apparatus for the same
GB9725807D0 (en) Pause controller
GB9707554D0 (en) Control apparatus and method
GB2310254B (en) Pump apparatus

Legal Events

Date Code Title Description
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

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE

17P Request for examination filed

Effective date: 19990412

A4 Supplementary search report drawn up and despatched

Effective date: 19991111

AK Designated contracting states

Kind code of ref document: A4

Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE

17Q First examination report despatched

Effective date: 20001017

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20010428