GB1082663A - Improvements relating to control means of mine roof supports - Google Patents

Improvements relating to control means of mine roof supports

Info

Publication number
GB1082663A
GB1082663A GB2312/64A GB231264A GB1082663A GB 1082663 A GB1082663 A GB 1082663A GB 2312/64 A GB2312/64 A GB 2312/64A GB 231264 A GB231264 A GB 231264A GB 1082663 A GB1082663 A GB 1082663A
Authority
GB
United Kingdom
Prior art keywords
carried
control means
switch
improvements relating
mine roof
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
GB2312/64A
Other languages
English (en)
Inventor
Frank Town
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.)
Dobson Ltd W E & F
WE&F Dobson Ltd
Original Assignee
Dobson Ltd W E & F
WE&F Dobson 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 Dobson Ltd W E & F, WE&F Dobson Ltd filed Critical Dobson Ltd W E & F
Priority to GB2312/64A priority Critical patent/GB1082663A/en
Priority to DED46240A priority patent/DE1245293B/de
Priority to BE658326D priority patent/BE658326A/xx
Priority to FR2271A priority patent/FR1421042A/fr
Publication of GB1082663A publication Critical patent/GB1082663A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/12—Control, e.g. using remote control
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/12—Control, e.g. using remote control
    • E21D23/14—Effecting automatic sequential movement of supports, e.g. one behind the other
    • E21D23/144—Measuring the advance of support units with respect to internal points of reference, e.g. with respect to neighboring support units or extension of a cylinder
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/26—Hydraulic or pneumatic control
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • E21F13/086—Armoured conveyors shifting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
GB2312/64A 1964-01-18 1964-01-18 Improvements relating to control means of mine roof supports Expired GB1082663A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB2312/64A GB1082663A (en) 1964-01-18 1964-01-18 Improvements relating to control means of mine roof supports
DED46240A DE1245293B (de) 1964-01-18 1965-01-14 Hydraulischer Rueckzylinder zum Ruecken von entlang dem Kohlenstoss angeordneten Ausbaueinheiten
BE658326D BE658326A (US08188275-20120529-C00054.png) 1964-01-18 1965-01-15
FR2271A FR1421042A (fr) 1964-01-18 1965-01-18 Dispositif de commande pour support de soutènement de toit de mine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2312/64A GB1082663A (en) 1964-01-18 1964-01-18 Improvements relating to control means of mine roof supports

Publications (1)

Publication Number Publication Date
GB1082663A true GB1082663A (en) 1967-09-06

Family

ID=9737334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2312/64A Expired GB1082663A (en) 1964-01-18 1964-01-18 Improvements relating to control means of mine roof supports

Country Status (4)

Country Link
BE (1) BE658326A (US08188275-20120529-C00054.png)
DE (1) DE1245293B (US08188275-20120529-C00054.png)
FR (1) FR1421042A (US08188275-20120529-C00054.png)
GB (1) GB1082663A (US08188275-20120529-C00054.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113217068B (zh) * 2021-04-28 2024-08-16 太原理工大学 一种工作面的检测装置、方法、终端及存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922583C (de) * 1942-12-13 1955-01-20 Gerhard Werner Verfahren und Vorrichtung zum Verlegen von Strebfoerdermitteln und/oder Strebausbauteilen
DE938003C (de) * 1951-09-12 1956-01-19 Eugen Muething Setzvorrichtung fuer mehrteilige Grubenstempel
FR1307469A (fr) * 1961-12-01 1962-10-26 Dobson Ltd W E & F Amplificateur de pression hydraulique, applicable ou incorporable à un disnositif de support de plafond de mines

Also Published As

Publication number Publication date
FR1421042A (fr) 1965-12-10
DE1245293B (de) 1967-07-27
BE658326A (US08188275-20120529-C00054.png) 1965-04-30

Similar Documents

Publication Publication Date Title
GB1342548A (en) Hydraulic jacks
GB1191959A (en) Double Stroke Cylinder
GB1082663A (en) Improvements relating to control means of mine roof supports
ES323293A1 (es) Un motor neumatico.
NL256189A (US08188275-20120529-C00054.png)
GB2010399A (en) Cushioning Means for Hydraulic Cylinders
GB1135225A (en) Improvements in or relating to fluid actuated power hammers
GB1236515A (en) Pneumatic press
GB1228089A (US08188275-20120529-C00054.png)
ES8402386A1 (es) Perfeccionamientos en un dispositivo para gobernar la carrera de un grupo de cilindros de un sistema de entibacion hidraulico.
GB1195506A (en) Fluid Stop Mechanism
GB1122618A (en) Method and apparatus for automatically advancing and setting roof support units at coal faces
GB1086002A (en) An improved hydraulic prop
GB1030563A (en) Fluid pressure operated rotary actuator
GB1131288A (en) Improvements in or relating to hydraulic rams
GB1089208A (en) Pneumatic actuators of the piston type
GB1122417A (en) Coal plough
GB1234681A (US08188275-20120529-C00054.png)
GB1454530A (en) Control systems for use in mineral mining installations
GB1099421A (en) Hydraulic stamping press
GB1226216A (US08188275-20120529-C00054.png)
GB699348A (en) An improved hydraulic shearing apparatus
GB978470A (en) Improvements in or relating to hydro-pneumatic pressure intensifiers
GB1143003A (en) Fluid pulse actuated reciprocable tools
GB962544A (en) Improvements in and relating to hydraulic props