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GB1160681A - Longwall Mining Machines - Google Patents

Longwall Mining Machines

Info

Publication number
GB1160681A
GB1160681A GB3267065A GB3267065A GB1160681A GB 1160681 A GB1160681 A GB 1160681A GB 3267065 A GB3267065 A GB 3267065A GB 3267065 A GB3267065 A GB 3267065A GB 1160681 A GB1160681 A GB 1160681A
Authority
GB
United Kingdom
Prior art keywords
longwall mining
mining machines
arm
face side
machine
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
GB3267065A
Inventor
Arthur Harry Morris
Robert Alan Hawksworth
Harry Roberts
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB3267065A priority Critical patent/GB1160681A/en
Publication of GB1160681A publication Critical patent/GB1160681A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting

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

1,160,681. Mineral-mining installations. COAL INDUSTRY (PATENTS) Ltd. 27 Oct., 1966 [30 July, 1965], No. 32670/65. Heading E1F. The cutter drum 25 of a longwall mining machine is supported from the face side of the free end of an arm 26 rigidly secured to the face side of the drive motor-containing body 18 of the machine to extend beyond an end of said body, and is driven by the motor through a transmission housed within the arm.
GB3267065A 1965-07-30 1965-07-30 Longwall Mining Machines Expired GB1160681A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3267065A GB1160681A (en) 1965-07-30 1965-07-30 Longwall Mining Machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3267065A GB1160681A (en) 1965-07-30 1965-07-30 Longwall Mining Machines

Publications (1)

Publication Number Publication Date
GB1160681A true GB1160681A (en) 1969-08-06

Family

ID=10342248

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3267065A Expired GB1160681A (en) 1965-07-30 1965-07-30 Longwall Mining Machines

Country Status (1)

Country Link
GB (1) GB1160681A (en)

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees