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 (en
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/en
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
    • 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
    • E21C35/24—Remote control 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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
FR7019934A 1969-06-20 1970-06-01 Expired FR2046932B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691931357 DE1931357C (en) 1969-06-20 Method for controlling and regulating a scraper machine winch which is equipped with an electric winch motor whose speed can be controlled

Publications (2)

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

Family

ID=5737545

Family Applications (1)

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

Country Status (4)

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

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 (en) * 1974-06-04 1979-05-17 Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Method and device for regulating the continuously adjustable cutting and feed speed of roller cutting machines in underground mining
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 (en) * 1980-02-02 1981-08-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen WINNING DEVICE FOR MINING UNDERGROUND COMPANIES
JPS6029813A (en) * 1983-07-29 1985-02-15 Canon Inc Speed controller
JPS60134640U (en) * 1984-02-17 1985-09-07 シチズン時計株式会社 Impact printer air cooling fan control device
DE3627909A1 (en) * 1986-08-16 1988-02-18 Eickhoff Geb ROLLER LOADER FOR UNDERGROUND OPERATION
DE29712892U1 (en) * 1997-07-23 1997-09-11 Elektra Beckum Ag, 49716 Meppen Stationary machine tool, in particular circular saw machine or milling machine
JP3939546B2 (en) * 2001-12-06 2007-07-04 パナソニック・イーブイ・エナジー株式会社 Battery power device for electric vehicle
JP5571805B2 (en) * 2010-02-17 2014-08-13 フスクバルナ アクティエボラーグ Power tools
EP2763303B1 (en) * 2011-09-30 2018-01-24 Mitsubishi Electric Corporation Heat pump device, heat pump system, and inverter control method
CN102943672B (en) * 2012-11-19 2015-01-07 北方重工集团有限公司 Automatic repaired hard-rock heading machine coal mining machine electric control device
CN103982181B (en) * 2014-05-27 2016-06-15 重庆大学 A kind of coalcutter high reliability mechanical electronic hydraulic short distance is cut and is cut transmission system and control method
CN106351656A (en) * 2016-10-21 2017-01-25 南京六合佳源矿山设备有限公司 Cutting part of stepless speed changing coal cutter based on hydraulic closed transmission system
CN109630110B (en) * 2019-01-18 2020-02-18 天地科技股份有限公司 Fully-mechanized coal mining face coal seam thickness self-adaptive cutting control method and electronic equipment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE694681A (en) * 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 (en) * 1966-03-31 1967-07-31

Also Published As

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

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Legal Events

Date Code Title Description
ST Notification of lapse