JPS63295399A - ピストン位置のチェック装置を備えた油圧式ジャッキ - Google Patents

ピストン位置のチェック装置を備えた油圧式ジャッキ

Info

Publication number
JPS63295399A
JPS63295399A JP63108919A JP10891988A JPS63295399A JP S63295399 A JPS63295399 A JP S63295399A JP 63108919 A JP63108919 A JP 63108919A JP 10891988 A JP10891988 A JP 10891988A JP S63295399 A JPS63295399 A JP S63295399A
Authority
JP
Japan
Prior art keywords
cylinder
jack
piston
detector
hydraulic differential
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.)
Granted
Application number
JP63108919A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0543640B2 (en]
Inventor
クロード　アラン　グラッツミューラー
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS63295399A publication Critical patent/JPS63295399A/ja
Publication of JPH0543640B2 publication Critical patent/JPH0543640B2/ja
Granted 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
    • 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
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2807—Position switches, i.e. means for sensing of discrete positions only, e.g. limit switches
    • 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
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2861—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using magnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Actuator (AREA)
  • Servomotors (AREA)
  • Valve Device For Special Equipments (AREA)
  • Vehicle Body Suspensions (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Body Structure For Vehicles (AREA)
  • Gear Transmission (AREA)
  • Fluid-Pressure Circuits (AREA)
JP63108919A 1987-05-06 1988-04-28 ピストン位置のチェック装置を備えた油圧式ジャッキ Granted JPS63295399A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8706368 1987-05-06
FR8706368A FR2614946B1 (fr) 1987-05-06 1987-05-06 Verin hydraulique avec systeme de controle de position du piston

Publications (2)

Publication Number Publication Date
JPS63295399A true JPS63295399A (ja) 1988-12-01
JPH0543640B2 JPH0543640B2 (en]) 1993-07-02

Family

ID=9350823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63108919A Granted JPS63295399A (ja) 1987-05-06 1988-04-28 ピストン位置のチェック装置を備えた油圧式ジャッキ

Country Status (19)

Country Link
US (1) US5031504A (en])
EP (1) EP0290320B1 (en])
JP (1) JPS63295399A (en])
KR (1) KR920004529B1 (en])
CN (1) CN1009853B (en])
AT (1) ATE54726T1 (en])
AU (1) AU598362B2 (en])
BR (1) BR8802199A (en])
CA (1) CA1287342C (en])
CZ (1) CZ280407B6 (en])
DE (1) DE3860323D1 (en])
ES (1) ES2016123B3 (en])
FI (1) FI87104C (en])
FR (1) FR2614946B1 (en])
HU (1) HU209777B (en])
SU (1) SU1722242A3 (en])
UA (1) UA5569A1 (en])
YU (1) YU47284B (en])
ZA (1) ZA882921B (en])

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5704813A (en) * 1995-12-13 1998-01-06 Namco Controls Corporation Proximity sensor housing and arrangement
DE19824940A1 (de) * 1998-06-04 1999-12-09 Mannesmann Sachs Ag Betätigungseinrichtung für Kraftfahrzeuge mit integrierter Positionserkennung
US6941827B2 (en) * 2003-12-19 2005-09-13 Caterpillar Inc. Mounting apparatus and method for cylinder position sensor
DE102006028785B3 (de) * 2006-06-23 2007-04-12 Audi Ag Anordnung von Positionsgebern an einer Schaltstange
DE102008035971B3 (de) * 2008-08-01 2009-09-24 Stabilus Gmbh Verstellelement
CN104405716B (zh) * 2014-11-04 2016-03-16 哈尔滨工业大学 两端预紧式压电堆致缸体多模态振动的低摩擦特性气缸
CN105366583B (zh) * 2015-12-15 2019-03-22 常州信息职业技术学院 基于无线通信的智能千斤顶装置
CN105621305B (zh) * 2016-03-03 2018-09-28 郑州四维矿业机械有限责任公司 一种活塞及使用该活塞的千斤顶
JP6437037B2 (ja) * 2017-03-30 2018-12-12 本田技研工業株式会社 アクチュエータ及びそれを備えた流体圧制御回路
CN115893248A (zh) * 2022-10-25 2023-04-04 中煤科工开采研究院有限公司 矿用推移式千斤顶和采矿系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR954080A (fr) * 1941-07-23 1949-12-19 Const Mecaniques De La Vallee Cylindre hydraulique à fonctionnement libre
US3717073A (en) * 1971-06-23 1973-02-20 Caterpillar Tractor Co Proximity switch magnet control for bucket positioner
FR2317532A1 (fr) * 1975-07-07 1977-02-04 Gratzmuller Jean Louis Verin hydraulique a amortisseur incorpore avec realimentation de la chambre d'amortissement
US4316145A (en) * 1976-10-01 1982-02-16 Electro-Mechanical Products Fluid pressure actuator with proximity position sensor
US4385297A (en) * 1980-01-14 1983-05-24 Schmitt Wilhelm E Arrangement for sensing proximity of a reciprocating member
DE3241237C2 (de) * 1982-11-09 1985-10-24 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schubkolbengetriebe, insbesondere zur Verwendung als Rückzylinder in Bergbau-Gewinnungsbetrieben, mit an der Kolbenstange angeordnetem Dauermagnetsystem
DE3314111A1 (de) * 1983-04-19 1984-10-25 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart Einrichtung zur wegabhaengigen positionsangabe hydraulisch betaetigter schaltstangen
DE3437150A1 (de) * 1984-10-10 1986-04-10 Robert Bosch Gmbh, 7000 Stuttgart Ventil
DE3525029C2 (de) * 1984-12-22 1995-08-31 Festo Kg Kolben-Zylinder-Anordnung
US4681992A (en) * 1986-03-06 1987-07-21 C. M. Smillie & Company Cushioned clamp cylinder with proximity switches
US4756229A (en) * 1986-09-25 1988-07-12 United Technologies Corporation Digital motor feedback for a position actuator
US4755636A (en) * 1987-06-24 1988-07-05 Taiyo, Ltd. Piston position detecting device for fluid pressure cylinder

Also Published As

Publication number Publication date
CS303388A3 (en) 1992-04-15
KR920004529B1 (ko) 1992-06-08
SU1722242A3 (ru) 1992-03-23
ES2016123B3 (es) 1990-10-16
AU1502788A (en) 1988-11-10
KR880013812A (ko) 1988-12-21
DE3860323D1 (de) 1990-08-23
AU598362B2 (en) 1990-06-21
BR8802199A (pt) 1988-12-06
CZ280407B6 (cs) 1996-01-17
FR2614946A1 (fr) 1988-11-10
CA1287342C (en) 1991-08-06
HUT52604A (en) 1990-07-28
EP0290320A1 (fr) 1988-11-09
ZA882921B (en]) 1988-10-27
FR2614946B1 (fr) 1989-06-23
FI882038L (fi) 1988-11-07
FI882038A0 (fi) 1988-05-02
ATE54726T1 (de) 1990-08-15
JPH0543640B2 (en]) 1993-07-02
CN1009853B (zh) 1990-10-03
FI87104B (fi) 1992-08-14
FI87104C (fi) 1992-11-25
YU88288A (en) 1990-12-31
UA5569A1 (uk) 1994-12-28
CN88102582A (zh) 1988-11-23
US5031504A (en) 1991-07-16
EP0290320B1 (fr) 1990-07-18
YU47284B (sh) 1995-01-31
HU209777B (en) 1994-10-28

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