GB803892A - Improvements in or relating to coal-cutting machines and tool-carrying chains therefor - Google Patents

Improvements in or relating to coal-cutting machines and tool-carrying chains therefor

Info

Publication number
GB803892A
GB803892A GB1811055A GB1811055A GB803892A GB 803892 A GB803892 A GB 803892A GB 1811055 A GB1811055 A GB 1811055A GB 1811055 A GB1811055 A GB 1811055A GB 803892 A GB803892 A GB 803892A
Authority
GB
United Kingdom
Prior art keywords
coal
relating
tool
cutting machines
carrying 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
GB1811055A
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.)
Austin Hoy and Co Ltd
Original Assignee
Austin Hoy and Co 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 Austin Hoy and Co Ltd filed Critical Austin Hoy and Co Ltd
Priority to GB1811055A priority Critical patent/GB803892A/en
Publication of GB803892A publication Critical patent/GB803892A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/28—Chains or chain guides

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)
  • Machines For Laying And Maintaining Railways (AREA)

Abstract

803,892. Chains. HOY & CO., Ltd., A., and PROCTOR,S. E. June 22, 1956 [June 22, 1955], No. 18110/55. Class 24 [Also in Group XXI] Some or all of the links of an endless, pickcarrying chain of a coalcutting machine are provided with rollers 27, 29 to run on a track or tracks 34, 35 formed on a jib 30, 31, 32 of the machine to ensure free running of the chain around curves of the jib.
GB1811055A 1955-06-22 1955-06-22 Improvements in or relating to coal-cutting machines and tool-carrying chains therefor Expired GB803892A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1811055A GB803892A (en) 1955-06-22 1955-06-22 Improvements in or relating to coal-cutting machines and tool-carrying chains therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1811055A GB803892A (en) 1955-06-22 1955-06-22 Improvements in or relating to coal-cutting machines and tool-carrying chains therefor

Publications (1)

Publication Number Publication Date
GB803892A true GB803892A (en) 1958-11-05

Family

ID=10106827

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1811055A Expired GB803892A (en) 1955-06-22 1955-06-22 Improvements in or relating to coal-cutting machines and tool-carrying chains therefor

Country Status (1)

Country Link
GB (1) GB803892A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITPC20100012A1 (en) * 2010-03-22 2011-09-23 Lorenzo Alberti CUTTING DEVICE FOR CHAINSAWS OR THE LIKE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITPC20100012A1 (en) * 2010-03-22 2011-09-23 Lorenzo Alberti CUTTING DEVICE FOR CHAINSAWS OR THE LIKE

Similar Documents

Publication Publication Date Title
GB803892A (en) Improvements in or relating to coal-cutting machines and tool-carrying chains therefor
GB762189A (en) Improvements in mineral mining machines
ES420580A1 (en) Track link with eccentric seal counterbore
JPS5429233A (en) Drum stoppers for game machine with rotary drums
GB849289A (en) Improvements in or relating to coal-cutters and tool-carrying chains therefor
AT339359B (en) TRACK POCKET MACHINE WITH PREHEAD COMPRESSOR
ES452387A1 (en) Drawing device for sliver
GB216471A (en) Improvements in or relating to machines for planing and moulding wood
GB1001935A (en) Improvements relating to track links
GB1005170A (en) Improvements in and relating to sprocket wheels for chain conveyors
GB1386403A (en) Cutter chains
GB770749A (en) Chain cutter for mining work
GB738443A (en) Improvements in or relating to coal cutting machines
GB1351327A (en) Knitting machines
GB799633A (en) Improvements in or relating to sprocket chains
GB1193591A (en) Improvements in Braiding Machines.
GB818161A (en) An improved guiding arrangement for escalator steps
GB858761A (en) Improvements relating to coalcutters
GB1535428A (en) Conveyor system
JPS56500293A (en)
GB986726A (en) Mineral mining machine
SE7708198L (en) CHESS MACHINE
GB707898A (en) Improvements in or relating to mining machines
GB807537A (en) Improvements in and relating to mining machines
GB1044522A (en) Improvements in mechanical creepers for rail vehicles