ES515918A0 - Perfeccionamientos en un mecanismo de embolo alternativo hidraulico para explotaciones subterraneas. - Google Patents

Perfeccionamientos en un mecanismo de embolo alternativo hidraulico para explotaciones subterraneas.

Info

Publication number: ES515918A0
Authority: ES; Spain
Prior art keywords: plunger mechanism; underground operations; alternative plunger; hydraulic; hydraulic alternative
Prior art date: 1981-09-24
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

ES515918A

Other languages

English (en)

Other versions

ES8306520A1 (es

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.)

Gewerkschaft Eisenhutte Westfalia GmbH

Original Assignee

Gewerkschaft Eisenhutte Westfalia GmbH

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.)

1981-09-24

Filing date

1982-09-23

Publication date

1983-06-01

1982-09-23 Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH

1983-06-01 Publication of ES515918A0 publication Critical patent/ES515918A0/es

1983-06-01 Publication of ES8306520A1 publication Critical patent/ES8306520A1/es

Status Expired legal-status Critical Current

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)

ES515918A 1981-09-24 1982-09-23 Perfeccionamientos en un mecanismo de embolo alternativo hidraulico para explotaciones subterraneas. Expired ES8306520A1 (es)

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
ES515918A0 true ES515918A0 (es)	1983-06-01
ES8306520A1 ES8306520A1 (es)	1983-06-01

Family

ID=6142459

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES515918A Expired ES8306520A1 (es)	1981-09-24	1982-09-23	Perfeccionamientos en un mecanismo de embolo alternativo hidraulico para explotaciones subterraneas.

Country Status (9)

Country	Link
JP (1)	JPS5869997A (es)
AU (1)	AU8856582A (es)
BE (1)	BE894469A (es)
DE (1)	DE3137951C2 (es)
ES (1)	ES8306520A1 (es)
FR (1)	FR2513370A1 (es)
GB (1)	GB2106984B (es)
PL (1)	PL135861B1 (es)
ZA (1)	ZA826989B (es)

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 (es) *	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
JP5116576B2 (ja)	2007-06-29	2013-01-09	メレクシステッセンデルロエヌヴィ	磁性構造体と磁界センサとの間での相対運動を検出するための磁性構造体
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

1981
- 1981-09-24 DE DE3137951A patent/DE3137951C2/de not_active Expired
1982
- 1982-09-21 GB GB08226870A patent/GB2106984B/en not_active Expired
- 1982-09-21 AU AU88565/82A patent/AU8856582A/en not_active Abandoned
- 1982-09-22 FR FR8215971A patent/FR2513370A1/fr active Pending
- 1982-09-22 PL PL1982238318A patent/PL135861B1/pl unknown
- 1982-09-23 BE BE0/209073A patent/BE894469A/fr not_active IP Right Cessation
- 1982-09-23 ZA ZA826989A patent/ZA826989B/xx unknown
- 1982-09-23 ES ES515918A patent/ES8306520A1/es not_active Expired
- 1982-09-24 JP JP57165172A patent/JPS5869997A/ja active Pending

Also Published As

Publication number	Publication date
PL238318A1 (en)	1983-05-23
BE894469A (fr)	1983-01-17
GB2106984B (en)	1985-01-23
JPS5869997A (ja)	1983-04-26
FR2513370A1 (fr)	1983-03-25
PL135861B1 (en)	1985-12-31
ZA826989B (en)	1983-07-27
DE3137951A1 (de)	1983-04-07
DE3137951C2 (de)	1985-10-17
GB2106984A (en)	1983-04-20
ES8306520A1 (es)	1983-06-01
AU8856582A (en)	1983-03-31

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