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AU4422879A - Mineral-cutting machines - Google Patents

Mineral-cutting machines

Info

Publication number
AU4422879A
AU4422879A AU44228/79A AU4422879A AU4422879A AU 4422879 A AU4422879 A AU 4422879A AU 44228/79 A AU44228/79 A AU 44228/79A AU 4422879 A AU4422879 A AU 4422879A AU 4422879 A AU4422879 A AU 4422879A
Authority
AU
Australia
Prior art keywords
mineral
cutting machines
machines
cutting
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.)
Abandoned
Application number
AU44228/79A
Inventor
Thomas Gray Barr
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.)
Dowty Meco Ltd
Original Assignee
Dowty Meco 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
Application filed by Dowty Meco Ltd filed Critical Dowty Meco Ltd
Publication of AU4422879A publication Critical patent/AU4422879A/en
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting
    • 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

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)
  • Soil Working Implements (AREA)
  • Sawing (AREA)
  • Crushing And Grinding (AREA)
AU44228/79A 1978-02-15 1979-02-14 Mineral-cutting machines Abandoned AU4422879A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB595878 1978-02-15
GB595878 1978-02-15

Publications (1)

Publication Number Publication Date
AU4422879A true AU4422879A (en) 1979-08-23

Family

ID=9805831

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44228/79A Abandoned AU4422879A (en) 1978-02-15 1979-02-14 Mineral-cutting machines

Country Status (4)

Country Link
AU (1) AU4422879A (en)
DE (1) DE2905459A1 (en)
FR (1) FR2417631A1 (en)
GB (1) GB2018329A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3017660A1 (en) * 1980-05-08 1981-11-12 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen DISMANTLING AND DRIVING MACHINE
WO2003006791A1 (en) * 2001-07-09 2003-01-23 Ag Associates, Llc Rolling rock cutters
US8235470B2 (en) * 2009-12-24 2012-08-07 Joy Mm Delaware, Inc. Cutter head containing its motors and gearcase
EP2821589B1 (en) 2013-07-04 2015-10-28 Sandvik Intellectual Property AB Mining machine cutting head drive assembly

Also Published As

Publication number Publication date
FR2417631A1 (en) 1979-09-14
DE2905459A1 (en) 1979-08-16
GB2018329A (en) 1979-10-17

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