GB281636A - Improvements in or relating to tool holders for use with coal cutting machines - Google Patents

Improvements in or relating to tool holders for use with coal cutting machines

Info

Publication number
GB281636A
GB281636A GB30992/27A GB3099227A GB281636A GB 281636 A GB281636 A GB 281636A GB 30992/27 A GB30992/27 A GB 30992/27A GB 3099227 A GB3099227 A GB 3099227A GB 281636 A GB281636 A GB 281636A
Authority
GB
United Kingdom
Prior art keywords
cutting machines
relating
tool holders
coal cutting
spindle
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
GB30992/27A
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
Application filed by Individual filed Critical Individual
Publication of GB281636A publication Critical patent/GB281636A/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
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/08—Mountings for the rods or drums

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)
GB30992/27A 1926-11-30 1927-11-18 Improvements in or relating to tool holders for use with coal cutting machines Expired GB281636A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE281636X 1926-11-30

Publications (1)

Publication Number Publication Date
GB281636A true GB281636A (en) 1928-02-16

Family

ID=3867077

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30992/27A Expired GB281636A (en) 1926-11-30 1927-11-18 Improvements in or relating to tool holders for use with coal cutting machines

Country Status (3)

Country Link
BE (1) BE337621A (enrdf_load_stackoverflow)
FR (1) FR625645A (enrdf_load_stackoverflow)
GB (1) GB281636A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR625645A (fr) 1927-08-16
BE337621A (enrdf_load_stackoverflow)

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