GB684930A - Improvements in or relating to cutting machines for mines - Google Patents

Improvements in or relating to cutting machines for mines

Info

Publication number
GB684930A
GB684930A GB31533/50A GB3153350A GB684930A GB 684930 A GB684930 A GB 684930A GB 31533/50 A GB31533/50 A GB 31533/50A GB 3153350 A GB3153350 A GB 3153350A GB 684930 A GB684930 A GB 684930A
Authority
GB
United Kingdom
Prior art keywords
mines
relating
cutter
cutting machines
jibs
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.)
Expired
Application number
GB31533/50A
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
Application filed by Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Publication of GB684930A publication Critical patent/GB684930A/en
Expired 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
    • E21C25/52—Machines incorporating two or more of the slitting means according to groups E21C25/02, E21C25/06, E21C25/16, E21C25/20 and E21C25/22

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Knives (AREA)

Abstract

684,930. Mining-machines. EICKHOFF, MASCHINENFABRIK UND EISENGIESSEREI, GEB. Dec. 29, 1950 [Jan. 2, 1950], No. 31533/50. Class 68(i) The cutting means of a mining-machine which moves along on a face conveyer 2 comprises an over cutter jib 7, a cranked S-shaped undercutter jib 6 and a bar cutter 8 disposed between said jibs and carrying a number of cutter discs 9 which extend almost to the jibs 6, 7.
GB31533/50A 1950-01-02 1950-12-29 Improvements in or relating to cutting machines for mines Expired GB684930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE684930X 1950-01-02

Publications (1)

Publication Number Publication Date
GB684930A true GB684930A (en) 1952-12-24

Family

ID=6597718

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31533/50A Expired GB684930A (en) 1950-01-02 1950-12-29 Improvements in or relating to cutting machines for mines

Country Status (3)

Country Link
BE (1) BE500366A (en)
FR (1) FR1036624A (en)
GB (1) GB684930A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517967A (en) * 1967-12-26 1970-06-30 Modern Mining Machinery Ltd Mineral cutting machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517967A (en) * 1967-12-26 1970-06-30 Modern Mining Machinery Ltd Mineral cutting machines

Also Published As

Publication number Publication date
FR1036624A (en) 1953-09-09
BE500366A (en)

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