FR2046932A1 - - Google Patents

Info

Publication number
FR2046932A1
FR2046932A1 FR7019934A FR7019934A FR2046932A1 FR 2046932 A1 FR2046932 A1 FR 2046932A1 FR 7019934 A FR7019934 A FR 7019934A FR 7019934 A FR7019934 A FR 7019934A FR 2046932 A1 FR2046932 A1 FR 2046932A1
Authority
FR
France
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
FR7019934A
Other languages
French (fr)
Other versions
FR2046932B1 (enrdf_load_stackoverflow
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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei 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.)
Filing date
Publication date
Priority claimed from DE19691931357 external-priority patent/DE1931357C/de
Application filed by Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Publication of FR2046932A1 publication Critical patent/FR2046932A1/fr
Application granted granted Critical
Publication of FR2046932B1 publication Critical patent/FR2046932B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/302—Measuring, signaling or indicating specially adapted for machines for slitting or completely freeing the mineral
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/40—Regulating or controlling the amount of current drawn or delivered by the motor for controlling the mechanical load

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR7019934A 1969-06-20 1970-06-01 Expired FR2046932B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691931357 DE1931357C (de) 1969-06-20 Verfahren zum Steuern und Regeln einer Schrammaschinenwinde, die mit einem in seiner Drehzahl steuerbaren elektrischen Windenmotor ausgestattet ist

Publications (2)

Publication Number Publication Date
FR2046932A1 true FR2046932A1 (enrdf_load_stackoverflow) 1971-03-12
FR2046932B1 FR2046932B1 (enrdf_load_stackoverflow) 1975-09-26

Family

ID=5737545

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7019934A Expired FR2046932B1 (enrdf_load_stackoverflow) 1969-06-20 1970-06-01

Country Status (4)

Country Link
US (1) US3633081A (enrdf_load_stackoverflow)
JP (1) JPS5013722B1 (enrdf_load_stackoverflow)
FR (1) FR2046932B1 (enrdf_load_stackoverflow)
GB (1) GB1317045A (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809975A (en) * 1973-01-22 1974-05-07 J Bartels Motor speed control apparatus for an electrically powered vehicle
DE2426815C3 (de) * 1974-06-04 1979-05-17 Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Verfahren und Vorrichtung zum Regeln der stufenlos verstellbaren Schnitt- und Vorschubgeschwindigkeit von Walzenschrämmaschinen des Untertagebergbaues
US4031437A (en) * 1975-07-10 1977-06-21 Concrete Cutting Equipment Inc. Work and feed control system for cutting machines
GB1592354A (en) * 1976-11-11 1981-07-08 Anderson Strathclyde Ltd Mineral mining machine cutter driving mechanism having a load sensing device to regulate the haulage speed of the machine when the cutter driving mechanism is overloaded
DE3003910A1 (de) * 1980-02-02 1981-08-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Gewinnungseinrichtung fuer bergbau-untertagebetriebe
JPS6029813A (ja) * 1983-07-29 1985-02-15 Canon Inc 速度制御装置
JPS60134640U (ja) * 1984-02-17 1985-09-07 シチズン時計株式会社 インパクトプリンタの空冷用フアンの制御装置
DE3627909A1 (de) * 1986-08-16 1988-02-18 Eickhoff Geb Walzenlader fuer den untertagebetrieb
DE29712892U1 (de) * 1997-07-23 1997-09-11 Elektra Beckum Ag, 49716 Meppen Stationäre Werkzeugmaschine, insbesondere Kreissägemaschine oder Fräsmaschine
JP3939546B2 (ja) * 2001-12-06 2007-07-04 パナソニック・イーブイ・エナジー株式会社 電動車両の電池電源装置
WO2011100988A1 (en) * 2010-02-17 2011-08-25 Gardena Manufacturing Gmbh Power tools
JP5638699B2 (ja) * 2011-09-30 2014-12-10 三菱電機株式会社 ヒートポンプ装置、ヒートポンプシステム及びインバータの制御方法
CN102943672B (zh) * 2012-11-19 2015-01-07 北方重工集团有限公司 采用自动修型的硬岩掘进机采煤机电控装置
CN103982181B (zh) * 2014-05-27 2016-06-15 重庆大学 一种采煤机高可靠性机电液短程截割传动系统及控制方法
CN106351656A (zh) * 2016-10-21 2017-01-25 南京六合佳源矿山设备有限公司 一种基于液压闭式传动系统无级变速采煤机截割部
CN109630110B (zh) * 2019-01-18 2020-02-18 天地科技股份有限公司 一种综采工作面煤层厚度自适应截割控制方法及电子设备

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE694681A (enrdf_load_stackoverflow) * 1966-03-31 1967-07-31
GB1087518A (en) * 1965-08-02 1967-10-18 Eickhoff Geb Improvements in or relating to mining machines

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2129049A (en) * 1938-04-18 1938-09-06 Gray & Co G A Means for regulating the rate of feed of a milling machine or other machine tool
US2809333A (en) * 1952-10-07 1957-10-08 Giddings & Lewis Constant chip thickness motor control system for machine tools

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1087518A (en) * 1965-08-02 1967-10-18 Eickhoff Geb Improvements in or relating to mining machines
BE694681A (enrdf_load_stackoverflow) * 1966-03-31 1967-07-31

Also Published As

Publication number Publication date
DE1931357B2 (de) 1972-11-02
GB1317045A (en) 1973-05-16
FR2046932B1 (enrdf_load_stackoverflow) 1975-09-26
JPS5013722B1 (enrdf_load_stackoverflow) 1975-05-22
US3633081A (en) 1972-01-04
DE1931357A1 (de) 1970-12-23

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