GB1028218A - Means for tightening the haulage ropes or chains of mining machines - Google Patents

Means for tightening the haulage ropes or chains of mining machines

Info

Publication number
GB1028218A
GB1028218A GB1425863A GB1425863A GB1028218A GB 1028218 A GB1028218 A GB 1028218A GB 1425863 A GB1425863 A GB 1425863A GB 1425863 A GB1425863 A GB 1425863A GB 1028218 A GB1028218 A GB 1028218A
Authority
GB
United Kingdom
Prior art keywords
chains
tightening
mining machines
haulage ropes
ropes
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
GB1425863A
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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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 Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Publication of GB1028218A publication Critical patent/GB1028218A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/14—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains by haulage cable or chain pulling the machine along the working face
    • E21C29/145—Means for tensioning the haulage chains or cables

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)
  • Drives For Endless Conveyors (AREA)

Abstract

1,028,218. Tensioning chains and ropes. GEB. EICKHOFF MASCHINENFABRIK UND EISENGIESSEREI. April 10, 1963 [May 17, 1962], No. 14258/63. Heading B8B. [Also in Division F2] Apparatus for tensioning a haulage rope or chain 12, Fig. 2, on mine haulage gear comprises an hydraulic piston and cylinder assembly 5, 10 which is coupled to a pressure supply source 6 and an hydraulic accumulator 11. The assembly, including a hand pump, may be mounted on the face conveyer 1.
GB1425863A 1962-05-17 1963-04-10 Means for tightening the haulage ropes or chains of mining machines Expired GB1028218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE0016675 1962-05-17

Publications (1)

Publication Number Publication Date
GB1028218A true GB1028218A (en) 1966-05-04

Family

ID=7069342

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1425863A Expired GB1028218A (en) 1962-05-17 1963-04-10 Means for tightening the haulage ropes or chains of mining machines

Country Status (1)

Country Link
GB (1) GB1028218A (en)

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