GB272356A - Improvements in or relating to mining machines - Google Patents

Improvements in or relating to mining machines

Info

Publication number
GB272356A
GB272356A GB19518/26A GB1951826A GB272356A GB 272356 A GB272356 A GB 272356A GB 19518/26 A GB19518/26 A GB 19518/26A GB 1951826 A GB1951826 A GB 1951826A GB 272356 A GB272356 A GB 272356A
Authority
GB
United Kingdom
Prior art keywords
machines
jib
cuttings
attachment
cut
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
GB19518/26A
Other languages
English (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.)
Individual
Original Assignee
Individual
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 to BE337647D priority Critical patent/BE337647A/xx
Application filed by Individual filed Critical Individual
Priority to GB19518/26A priority patent/GB272356A/en
Priority to DES77167D priority patent/DE468563C/de
Priority to US153676A priority patent/US1662800A/en
Publication of GB272356A publication Critical patent/GB272356A/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
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/50—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs with equipment for cleaning the slit

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Component Parts Of Construction Machinery (AREA)
GB19518/26A 1926-08-06 1926-08-06 Improvements in or relating to mining machines Expired GB272356A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE337647D BE337647A (de) 1926-08-06
GB19518/26A GB272356A (en) 1926-08-06 1926-08-06 Improvements in or relating to mining machines
DES77167D DE468563C (de) 1926-08-06 1926-11-27 Schraemmaschine mit Schraemkette oder Schraemrad
US153676A US1662800A (en) 1926-08-06 1926-12-09 Mining machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB19518/26A GB272356A (en) 1926-08-06 1926-08-06 Improvements in or relating to mining machines

Publications (1)

Publication Number Publication Date
GB272356A true GB272356A (en) 1927-06-16

Family

ID=10130725

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19518/26A Expired GB272356A (en) 1926-08-06 1926-08-06 Improvements in or relating to mining machines

Country Status (4)

Country Link
US (1) US1662800A (de)
BE (1) BE337647A (de)
DE (1) DE468563C (de)
GB (1) GB272356A (de)

Also Published As

Publication number Publication date
US1662800A (en) 1928-03-13
BE337647A (de)
DE468563C (de) 1928-11-15

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