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GB1077171A - Improvements in or relating to means for retaining a pick in a box of a coal or like mineral-cutting machine - Google Patents

Improvements in or relating to means for retaining a pick in a box of a coal or like mineral-cutting machine

Info

Publication number
GB1077171A
GB1077171A GB439365A GB439365A GB1077171A GB 1077171 A GB1077171 A GB 1077171A GB 439365 A GB439365 A GB 439365A GB 439365 A GB439365 A GB 439365A GB 1077171 A GB1077171 A GB 1077171A
Authority
GB
United Kingdom
Prior art keywords
pick
mineral
coal
retaining
relating
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
GB439365A
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
Priority to GB439365A priority Critical patent/GB1077171A/en
Publication of GB1077171A publication Critical patent/GB1077171A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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)
  • Clamps And Clips (AREA)

Abstract

1,077,171. Mineral-mining pick securing means; stud and socket fastenings. S. A. HART. Feb. 1, 1966 [Feb. 2, 1965], No. 4393/65. Headings E1F and E2B. [Also in Division F2] Spring clip for insertion into a part of a mineral-mining pick to prevent removal of the pick from a holder after insertion therein is formed of spring steel wire so bent as to have a central, elongated U shaped loop joined by coils to two legs extending in the same direction as the central U portion.
GB439365A 1966-02-01 1966-02-01 Improvements in or relating to means for retaining a pick in a box of a coal or like mineral-cutting machine Expired GB1077171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB439365A GB1077171A (en) 1966-02-01 1966-02-01 Improvements in or relating to means for retaining a pick in a box of a coal or like mineral-cutting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB439365A GB1077171A (en) 1966-02-01 1966-02-01 Improvements in or relating to means for retaining a pick in a box of a coal or like mineral-cutting machine

Publications (1)

Publication Number Publication Date
GB1077171A true GB1077171A (en) 1967-07-26

Family

ID=9776322

Family Applications (1)

Application Number Title Priority Date Filing Date
GB439365A Expired GB1077171A (en) 1966-02-01 1966-02-01 Improvements in or relating to means for retaining a pick in a box of a coal or like mineral-cutting machine

Country Status (1)

Country Link
GB (1) GB1077171A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219996A1 (en) * 1973-03-01 1974-09-27 Kennametal Inc
US4396328A (en) 1980-08-29 1983-08-02 Barnes David A Coupling pin

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219996A1 (en) * 1973-03-01 1974-09-27 Kennametal Inc
US4396328A (en) 1980-08-29 1983-08-02 Barnes David A Coupling pin

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