GB766811A - Improvements in or relating to heading or like machines for use in mining coal or the like - Google Patents

Improvements in or relating to heading or like machines for use in mining coal or the like

Info

Publication number
GB766811A
GB766811A GB218954A GB218954A GB766811A GB 766811 A GB766811 A GB 766811A GB 218954 A GB218954 A GB 218954A GB 218954 A GB218954 A GB 218954A GB 766811 A GB766811 A GB 766811A
Authority
GB
United Kingdom
Prior art keywords
track
piston
ram
pawl
lug
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
GB218954A
Other languages
English (en)
Inventor
Daniel Norman Walker
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
Priority to BE535086D priority Critical patent/BE535086A/xx
Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB218954A priority patent/GB766811A/en
Priority to FR1118233D priority patent/FR1118233A/fr
Publication of GB766811A publication Critical patent/GB766811A/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
    • E21C29/22—Propulsion of machines for slitting or completely freeing the mineral from the seam by wheels, endless tracks or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D55/00—Endless track vehicles
    • B62D55/08—Endless track units; Parts thereof
    • B62D55/104—Suspension devices for wheels, rollers, bogies or frames
    • B62D55/116—Attitude or position control of chassis by action on suspension, e.g. to compensate for a slope
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2811/00—Indexing codes relating to common features for more than one conveyor kind or type
    • B65G2811/09—Driving means for the conveyors
    • B65G2811/095—Speed variation control means
    • B65G2811/096—Speed variation control means without reversal of the conveying direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Portable Nailing Machines And Staplers (AREA)
GB218954A 1954-01-25 1954-01-25 Improvements in or relating to heading or like machines for use in mining coal or the like Expired GB766811A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE535086D BE535086A (enrdf_load_stackoverflow) 1954-01-25
GB218954A GB766811A (en) 1954-01-25 1954-01-25 Improvements in or relating to heading or like machines for use in mining coal or the like
FR1118233D FR1118233A (fr) 1954-01-25 1955-01-25 Haveuse de galerie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB218954A GB766811A (en) 1954-01-25 1954-01-25 Improvements in or relating to heading or like machines for use in mining coal or the like

Publications (1)

Publication Number Publication Date
GB766811A true GB766811A (en) 1957-01-23

Family

ID=9735149

Family Applications (1)

Application Number Title Priority Date Filing Date
GB218954A Expired GB766811A (en) 1954-01-25 1954-01-25 Improvements in or relating to heading or like machines for use in mining coal or the like

Country Status (3)

Country Link
BE (1) BE535086A (enrdf_load_stackoverflow)
FR (1) FR1118233A (enrdf_load_stackoverflow)
GB (1) GB766811A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2701868A1 (de) * 1976-01-26 1977-07-28 Charbonnages De France Abstuetzeinheit einer wandernden stuetze
DE2727655A1 (de) * 1976-06-29 1978-01-12 Charbonnages De France Kontinuierlich abstuetzender, beweglicher stuetz- oder grubenstempel
DE2753060A1 (de) * 1976-12-07 1978-06-08 Charbonnages De France Raupenfahrwerk mit einer reibungsfuehrung fuer eine raupenkette, fuer eine maschine oder ein arbeitsgeraet, wie beispielsweise fuer einen stuetzpfeiler
US4212362A (en) 1977-10-07 1980-07-15 Charbonnages De France Device for causing translation of a tracked machine
ITUA20164950A1 (it) * 2016-06-16 2017-12-16 Marchini Stefano Silvi Dispositivo per carrelli a rulli

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3598447A (en) * 1969-06-30 1971-08-10 Gen Electric Cutter bits and blocks for mining machines
FR2459360B1 (fr) * 1979-06-21 1986-04-18 Tim Tech Ind Minieres Systeme pour creuser des galeries souterraines
FR2598964B1 (fr) * 1986-05-21 1988-12-23 Prepac Sarl Dispositif de mise en place d'embouts a travers un film perfore et film perfore equipe d'embouts

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2701868A1 (de) * 1976-01-26 1977-07-28 Charbonnages De France Abstuetzeinheit einer wandernden stuetze
DE2727655A1 (de) * 1976-06-29 1978-01-12 Charbonnages De France Kontinuierlich abstuetzender, beweglicher stuetz- oder grubenstempel
US4109473A (en) * 1976-06-29 1978-08-29 Charbonnages De France Roof supports
DE2753060A1 (de) * 1976-12-07 1978-06-08 Charbonnages De France Raupenfahrwerk mit einer reibungsfuehrung fuer eine raupenkette, fuer eine maschine oder ein arbeitsgeraet, wie beispielsweise fuer einen stuetzpfeiler
US4212362A (en) 1977-10-07 1980-07-15 Charbonnages De France Device for causing translation of a tracked machine
ITUA20164950A1 (it) * 2016-06-16 2017-12-16 Marchini Stefano Silvi Dispositivo per carrelli a rulli

Also Published As

Publication number Publication date
FR1118233A (fr) 1956-06-01
BE535086A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
GB766811A (en) Improvements in or relating to heading or like machines for use in mining coal or the like
GB1457460A (en) Pistons
EP0197632A3 (en) Actuator for a reciprocating slurry pump
GB1315765A (en) Mining machine and mining head therefor
GB1317301A (en) Forging manipulator
GB1505394A (en) Lubricating systems for pressure fluid operated rock drilling machines
US2648416A (en) Reversible clutch for hydraulic power mechanism
GB1455362A (en) Tool for turning a bushing of a vehicle track
CN204060692U (zh) 链轮伸缩式三输送快速排渣机
GB1310194A (en) Hydraulic fluid actuated percussion tool
GB1387381A (en) Rotary positive-displacement fluid motor
GB1233687A (enrdf_load_stackoverflow)
GB581285A (en) Improvements in packings or bearings
SE332146B (enrdf_load_stackoverflow)
GB1031354A (en) Hydraulic apparatus
GB1234514A (enrdf_load_stackoverflow)
GB763095A (en) Improvements in and relating to hydraulic pumps and motors
US4136519A (en) Hydraulic cycloidal drive
ES393827A1 (es) Un mecanismo cambiador de velocidad.
GB807951A (en) Improvements in mechanisms for advancing heading machines in mines
GB880031A (en) Propelling apparatus for mine conveying trucks
GB1266507A (enrdf_load_stackoverflow)
GB1236865A (en) Improvements in or relating to piston-operated driving or driven machines
FR2275633A1 (fr) Tete de forage du genre comportant notamment un outil de forage auquel est associe un moteur propre a assurer l'entrainement en rotation de cet outil de forage
GB1022503A (en) Machine for levelling the ground and clearing debris from the tracks of underground mine railways