GB923879A - Improvements relating to pick boxes for cutter chains of mining machines - Google Patents

Improvements relating to pick boxes for cutter chains of mining machines

Info

Publication number
GB923879A
GB923879A GB179459A GB179459A GB923879A GB 923879 A GB923879 A GB 923879A GB 179459 A GB179459 A GB 179459A GB 179459 A GB179459 A GB 179459A GB 923879 A GB923879 A GB 923879A
Authority
GB
United Kingdom
Prior art keywords
pick
improvements relating
mining machines
box
cutter chains
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
GB179459A
Inventor
George Jerrit
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson 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 Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Priority to GB179459A priority Critical patent/GB923879A/en
Priority to FR815707A priority patent/FR1245310A/en
Publication of GB923879A publication Critical patent/GB923879A/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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Abstract

923,879. Mineral-mining pick-box assemblies. MAVOR & COULSON Ltd. Jan. 18, 1960 [Jan. 17, 1959], No. 1794/59. Class 68 (1). Fitted in a groove 9 encircling a pick-box 5 is a snap ring 14 for retaining in position a pin 13 passing through aligned holes in the box and the shank 11 of a pick mounted in the box.
GB179459A 1959-01-17 1959-01-17 Improvements relating to pick boxes for cutter chains of mining machines Expired GB923879A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB179459A GB923879A (en) 1959-01-17 1959-01-17 Improvements relating to pick boxes for cutter chains of mining machines
FR815707A FR1245310A (en) 1959-01-17 1960-01-15 Pick holder for shear chains working in mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB179459A GB923879A (en) 1959-01-17 1959-01-17 Improvements relating to pick boxes for cutter chains of mining machines

Publications (1)

Publication Number Publication Date
GB923879A true GB923879A (en) 1963-04-18

Family

ID=9728133

Family Applications (1)

Application Number Title Priority Date Filing Date
GB179459A Expired GB923879A (en) 1959-01-17 1959-01-17 Improvements relating to pick boxes for cutter chains of mining machines

Country Status (2)

Country Link
FR (1) FR1245310A (en)
GB (1) GB923879A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1159881B (en) * 1961-10-07 1963-12-27 Korfmann Gmbh Maschf Schraempickenhalterung with a hole going through the holder and the pick and a pierced fastening means for receiving a retaining pin

Also Published As

Publication number Publication date
FR1245310A (en) 1960-11-04

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