PL135861B1 - Hydraulic mechanism with slidable piston in particular for use as shifting and advancing motor operator in underground mining work which has permanent magnets disposed on its piston rod - Google Patents

Hydraulic mechanism with slidable piston in particular for use as shifting and advancing motor operator in underground mining work which has permanent magnets disposed on its piston rod Download PDF

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Publication number
PL135861B1
PL135861B1 PL1982238318A PL23831882A PL135861B1 PL 135861 B1 PL135861 B1 PL 135861B1 PL 1982238318 A PL1982238318 A PL 1982238318A PL 23831882 A PL23831882 A PL 23831882A PL 135861 B1 PL135861 B1 PL 135861B1
Authority
PL
Poland
Prior art keywords
magnets
piston rod
series
permanent magnets
permanent
Prior art date
Application number
PL1982238318A
Other languages
English (en)
Polish (pl)
Other versions
PL238318A1 (en
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of PL238318A1 publication Critical patent/PL238318A1/xx
Publication of PL135861B1 publication Critical patent/PL135861B1/pl

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Classifications

    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Actuator (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
PL1982238318A 1981-09-24 1982-09-22 Hydraulic mechanism with slidable piston in particular for use as shifting and advancing motor operator in underground mining work which has permanent magnets disposed on its piston rod PL135861B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3137951A DE3137951C2 (de) 1981-09-24 1981-09-24 Hydraulisches Schubkolbengetriebe, insbesondere zur Verwendung als Rück- und Schreitzylinder in untertägigen Gewinnungsbetrieben, mit an der Kolbenstange angeordneten Permanentmagneten

Publications (2)

Publication Number Publication Date
PL238318A1 PL238318A1 (en) 1983-05-23
PL135861B1 true PL135861B1 (en) 1985-12-31

Family

ID=6142459

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1982238318A PL135861B1 (en) 1981-09-24 1982-09-22 Hydraulic mechanism with slidable piston in particular for use as shifting and advancing motor operator in underground mining work which has permanent magnets disposed on its piston rod

Country Status (9)

Country Link
JP (1) JPS5869997A (fr)
AU (1) AU8856582A (fr)
BE (1) BE894469A (fr)
DE (1) DE3137951C2 (fr)
ES (1) ES515918A0 (fr)
FR (1) FR2513370A1 (fr)
GB (1) GB2106984B (fr)
PL (1) PL135861B1 (fr)
ZA (1) ZA826989B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3507937C2 (de) * 1985-03-06 1987-01-02 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Vorrichtung für eine richtungsbezogene Erfassung und Übertragung von Weglängen bei hydraulischem Schreitausbau
DE3508479A1 (de) * 1985-03-09 1986-09-11 Ruhrkohle Ag, 4300 Essen Einrichtung zur wegerfassung, beispielsweise des rueckweges in abbaubetrieben des steinkohlenbergbaus
DE3518162C1 (de) * 1985-05-21 1986-04-24 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Vorrichtung zur UEberwachung des Gleichlaufs eines Rueckzylinders und eines Kappen-Schiebezylinders
DK195886A (da) * 1986-04-29 1987-10-30 Niels Hvilsted Arbejdscylinder med stempel og med en magnetisk anordning til bestemmelse af en stempelposition
CH674058A5 (fr) * 1986-10-22 1990-04-30 Festo Kg
JPH02186102A (ja) * 1989-01-10 1990-07-20 Nakamura Koki Kk ピストン型アキュムレータのピストン位置検知装置
DE9412435U1 (de) * 1994-08-02 1994-09-29 Festo Kg, 73734 Esslingen Arbeitszylinder
DE19724388A1 (de) * 1997-06-10 1998-12-17 Bosch Gmbh Robert Wegsensor
DE10219950C1 (de) * 2002-05-03 2003-10-30 Hilti Ag Pneumatisches Schlagwerk mit magnetfeldempfindlichen Sensor
EP2009404A3 (fr) 2007-06-29 2014-12-24 Melexis Technologies NV Structure magnétique pour détecter le mouvement relative entre la structure magnétique et un capteur de champ magnetique
US8857530B2 (en) 2011-03-07 2014-10-14 Cnh Industrial Canada, Ltd. Automatic depth control system for an agricultural implement
CN110023038B (zh) 2016-09-30 2021-12-14 米沃奇电动工具公司 动力工具
DE102018002053A1 (de) * 2018-03-14 2019-09-19 Festo Ag & Co. Kg Kolben für eine Antriebsvorrichtung, Antriebsvorrichtung und Verfahren zum Herstellen eines Kolbens

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2917609C2 (de) * 1979-05-02 1985-12-19 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Einrichtung zur Steuerung der Vorpfändkappen eines Schreitausbaus in Abhängigkeit vom Abbaufortschritt
DE2933557C2 (de) * 1979-08-18 1982-11-04 Robert Bosch Gmbh, 7000 Stuttgart Meßumformer zur berührungslosen Weg- oder Geschwindigkeitsmessung
DE2945895C2 (de) * 1979-11-14 1986-06-05 Festo-Maschinenfabrik Gottlieb Stoll, 7300 Esslingen Magnetischer Stellungsgeber für hydrauliche oder pneumatische Arbeitszylinder

Also Published As

Publication number Publication date
GB2106984A (en) 1983-04-20
ES8306520A1 (es) 1983-06-01
ZA826989B (en) 1983-07-27
AU8856582A (en) 1983-03-31
JPS5869997A (ja) 1983-04-26
BE894469A (fr) 1983-01-17
PL238318A1 (en) 1983-05-23
FR2513370A1 (fr) 1983-03-25
GB2106984B (en) 1985-01-23
DE3137951A1 (de) 1983-04-07
DE3137951C2 (de) 1985-10-17
ES515918A0 (es) 1983-06-01

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