FR2286741B1 - - Google Patents

Info

Publication number
FR2286741B1
FR2286741B1 FR7530454A FR7530454A FR2286741B1 FR 2286741 B1 FR2286741 B1 FR 2286741B1 FR 7530454 A FR7530454 A FR 7530454A FR 7530454 A FR7530454 A FR 7530454A FR 2286741 B1 FR2286741 B1 FR 2286741B1
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.)
Expired
Application number
FR7530454A
Other languages
French (fr)
Other versions
FR2286741A1 (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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 GB4310374A external-priority patent/GB1490864A/en
Priority claimed from GB697275A external-priority patent/GB1490865A/en
Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of FR2286741A1 publication Critical patent/FR2286741A1/en
Application granted granted Critical
Publication of FR2286741B1 publication Critical patent/FR2286741B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/02—Propulsion of machines for slitting or completely freeing the mineral from the seam by means on the machine exerting a thrust against fixed supports
    • 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
    • E21C35/12—Guiding the machine along a conveyor for the cut material

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)
  • Transmission Devices (AREA)
  • Chain Conveyers (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Manipulator (AREA)
FR7530454A 1974-10-04 1975-10-03 Mining machine haulage mechanism - has pinion meshing with rack on successive track sections pivoting for limited amount Granted FR2286741A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB4310374A GB1490864A (en) 1974-10-04 1974-10-04 Mining machines or vehicles
GB697175 1975-02-19
GB697275A GB1490865A (en) 1975-02-19 1975-02-19 Track component adapted to form part of an elongated track assembly

Publications (2)

Publication Number Publication Date
FR2286741A1 FR2286741A1 (en) 1976-04-30
FR2286741B1 true FR2286741B1 (en) 1980-01-11

Family

ID=27254925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7530454A Granted FR2286741A1 (en) 1974-10-04 1975-10-03 Mining machine haulage mechanism - has pinion meshing with rack on successive track sections pivoting for limited amount

Country Status (2)

Country Link
DE (2) DE7530849U (en)
FR (1) FR2286741A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1507903A (en) * 1975-08-13 1978-04-19 Coal Ind Mining equipment
DE2709153C3 (en) * 1977-03-03 1984-08-02 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Rack for mining machines in underground mining, in particular for roller cutting machines
PL120538B1 (en) * 1979-06-12 1982-03-31 Politechnika Slaska Im Wincentego Pstrowskiego Travel mechanism in particular for mining machinesn
PL123286B1 (en) * 1979-11-21 1982-10-30 Ct Kt Maszyn Gorniczych Komag Rack driving device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1710801A (en) * 1921-07-02 1929-04-30 Morgan Olive Eugenie Long-wall mining and loading machine
US1638507A (en) * 1925-10-10 1927-08-09 O'toole Edward Mining and loading machine
GB259532A (en) * 1925-10-10 1927-02-17 Edward O Toole Mining and loading machines
US1748078A (en) * 1926-08-13 1930-02-25 Bbc Brown Boveri & Cie Electric railway drive
NL217856A (en) * 1956-06-09 1960-08-15
DE1781817U (en) * 1958-06-04 1959-01-29 Eickhoff Geb ANGLE CHANNEL FOR GUIDING A DISMANTLING DEVICE IN THE STRUT.
GB1352543A (en) * 1971-05-22 1974-05-08 Pitcraft Ltd Mineral mining installations
GB1402178A (en) * 1972-08-17 1975-08-06 Pitcraft Ltd Mining machines
FR2212254B3 (en) * 1972-12-28 1976-09-24 Leisenberg Manfred
GB1367055A (en) * 1973-01-27 1974-09-18 Pitcraft Ltd Guide rods for mounting on armoured face conveyors for guiding mining machines along said conveyors

Also Published As

Publication number Publication date
AU8460375A (en) 1977-03-10
FR2286741A1 (en) 1976-04-30
DE2543510A1 (en) 1976-04-15
DE7530849U (en) 1977-09-01
DE2543510C2 (en) 1987-10-29

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Legal Events

Date Code Title Description
ST Notification of lapse