GB1115739A - Improvements in or relating to coal cutter picks for use in a coal cutter box - Google Patents

Improvements in or relating to coal cutter picks for use in a coal cutter box

Info

Publication number
GB1115739A
GB1115739A GB5133665A GB5133665A GB1115739A GB 1115739 A GB1115739 A GB 1115739A GB 5133665 A GB5133665 A GB 5133665A GB 5133665 A GB5133665 A GB 5133665A GB 1115739 A GB1115739 A GB 1115739A
Authority
GB
United Kingdom
Prior art keywords
coal cutter
relating
picks
shank
box
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
GB5133665A
Inventor
Eric Lindley
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.)
Hall and Pickles Ltd
Original Assignee
Hall and Pickles 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 Hall and Pickles Ltd filed Critical Hall and Pickles Ltd
Priority to GB5133665A priority Critical patent/GB1115739A/en
Publication of GB1115739A publication Critical patent/GB1115739A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders

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)

Abstract

1,115,739. Mineral-mining picks. HALL & PICKLES Ltd. 1 Dec., 1966 [3 Dec., 1965], No. 51336/65. Heading E1F. Positioned in a recess in the shank of a mineral-mining pick is a plug of resilient material, the plug having a tip which stands proud of the shank to engage, after being initially compressed back into the recess when the shank is first entered into a holder, a detent in a holder to lock the pick therein.
GB5133665A 1965-12-03 1965-12-03 Improvements in or relating to coal cutter picks for use in a coal cutter box Expired GB1115739A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5133665A GB1115739A (en) 1965-12-03 1965-12-03 Improvements in or relating to coal cutter picks for use in a coal cutter box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5133665A GB1115739A (en) 1965-12-03 1965-12-03 Improvements in or relating to coal cutter picks for use in a coal cutter box

Publications (1)

Publication Number Publication Date
GB1115739A true GB1115739A (en) 1968-05-29

Family

ID=10459596

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5133665A Expired GB1115739A (en) 1965-12-03 1965-12-03 Improvements in or relating to coal cutter picks for use in a coal cutter box

Country Status (1)

Country Link
GB (1) GB1115739A (en)

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