FR2343120A1 - SWITCHING DEVICE FOR CONTACTLESS CONTROL OF COAL PLANES MOUNTED ON PRUNING CONVEYORS - Google Patents

SWITCHING DEVICE FOR CONTACTLESS CONTROL OF COAL PLANES MOUNTED ON PRUNING CONVEYORS

Info

Publication number
FR2343120A1
FR2343120A1 FR7704533A FR7704533A FR2343120A1 FR 2343120 A1 FR2343120 A1 FR 2343120A1 FR 7704533 A FR7704533 A FR 7704533A FR 7704533 A FR7704533 A FR 7704533A FR 2343120 A1 FR2343120 A1 FR 2343120A1
Authority
FR
France
Prior art keywords
pruning
conveyors
switching device
contactless control
planes mounted
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.)
Withdrawn
Application number
FR7704533A
Other languages
French (fr)
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.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband 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
Application filed by Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Publication of FR2343120A1 publication Critical patent/FR2343120A1/en
Withdrawn legal-status Critical Current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
    • E21C35/08—Guiding the machine
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/34—Machine propelled along the working face by cable or chain
    • 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

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)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Attitude Control For Articles On Conveyors (AREA)
FR7704533A 1976-02-23 1977-02-17 SWITCHING DEVICE FOR CONTACTLESS CONTROL OF COAL PLANES MOUNTED ON PRUNING CONVEYORS Withdrawn FR2343120A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762607226 DE2607226C3 (en) 1976-02-23 1976-02-23 Switching device for contactless switching of coal plows guided on the face conveyor

Publications (1)

Publication Number Publication Date
FR2343120A1 true FR2343120A1 (en) 1977-09-30

Family

ID=5970614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7704533A Withdrawn FR2343120A1 (en) 1976-02-23 1977-02-17 SWITCHING DEVICE FOR CONTACTLESS CONTROL OF COAL PLANES MOUNTED ON PRUNING CONVEYORS

Country Status (3)

Country Link
DE (1) DE2607226C3 (en)
FR (1) FR2343120A1 (en)
GB (1) GB1526010A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427462A1 (en) * 1978-06-01 1979-12-28 Gewerk Eisenhuette Westfalia Coal cutting plane end transmitter - has bar-shaped shielding case in aperture providing full protection

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129032B (en) * 1982-10-21 1986-08-28 Dobson Park Ind Monitoring apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3407002A (en) * 1966-01-11 1968-10-22 Coal Industry Patents Ltd Remote control of mining machines
US3826535A (en) * 1973-02-12 1974-07-30 Taiheiyo Coal Mining Co Ltd Coal planer automatic reversing device
DE2503028B1 (en) * 1975-01-25 1976-01-29 Ruhrkohle Ag Coalplough path recorder for on-face location - recorders on both drives feed pulses for comparison and switching

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3407002A (en) * 1966-01-11 1968-10-22 Coal Industry Patents Ltd Remote control of mining machines
US3826535A (en) * 1973-02-12 1974-07-30 Taiheiyo Coal Mining Co Ltd Coal planer automatic reversing device
DE2503028B1 (en) * 1975-01-25 1976-01-29 Ruhrkohle Ag Coalplough path recorder for on-face location - recorders on both drives feed pulses for comparison and switching

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427462A1 (en) * 1978-06-01 1979-12-28 Gewerk Eisenhuette Westfalia Coal cutting plane end transmitter - has bar-shaped shielding case in aperture providing full protection

Also Published As

Publication number Publication date
GB1526010A (en) 1978-09-27
DE2607226A1 (en) 1977-08-25
DE2607226C3 (en) 1979-09-13
DE2607226B2 (en) 1979-01-25

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Legal Events

Date Code Title Description
ST Notification of lapse