ZA804159B - A shearer for use in coal or mineral mining - Google Patents

A shearer for use in coal or mineral mining

Info

Publication number
ZA804159B
ZA804159B ZA00804159A ZA804159A ZA804159B ZA 804159 B ZA804159 B ZA 804159B ZA 00804159 A ZA00804159 A ZA 00804159A ZA 804159 A ZA804159 A ZA 804159A ZA 804159 B ZA804159 B ZA 804159B
Authority
ZA
South Africa
Prior art keywords
shearer
coal
mineral mining
mining
mineral
Prior art date
Application number
ZA00804159A
Other languages
English (en)
Inventor
Ken Takahashi
Takahashi Ken
Tsunetoshi Ito
Ito Tsunetoshi
Original Assignee
Taiheiyo Eng
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 Taiheiyo Eng filed Critical Taiheiyo Eng
Publication of ZA804159B publication Critical patent/ZA804159B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/10—Guiding the machine by feelers contacting the working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine

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)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
ZA00804159A 1979-07-13 1980-07-10 A shearer for use in coal or mineral mining ZA804159B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8809079A JPS5612495A (en) 1979-07-13 1979-07-13 Coal mining machine

Publications (1)

Publication Number Publication Date
ZA804159B true ZA804159B (en) 1981-07-29

Family

ID=13933159

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00804159A ZA804159B (en) 1979-07-13 1980-07-10 A shearer for use in coal or mineral mining

Country Status (4)

Country Link
US (2) US4279443A (xx)
JP (1) JPS5612495A (xx)
AU (1) AU6005980A (xx)
ZA (1) ZA804159B (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144466B (en) * 1983-08-02 1986-06-25 Coal Ind Steering of mining machines
JPS60175697A (ja) * 1984-02-23 1985-09-09 財団法人石炭技術研究所 映像処理方式による岩盤センサ−を有するダブルレンジング・ドラムカツタ
JPS6176065A (ja) * 1984-09-20 1986-04-18 Meidensha Electric Mfg Co Ltd スイツチング方式直流電源
DE3539263A1 (de) * 1985-11-06 1987-05-14 Hoelter Heinz Verfahren zur feststellung der grenzbereiche zwischen kohle und gestein bei walzenschraemmladern und vortriebsmaschinen zur automatischen steuerung derselben
JPS6383394A (ja) * 1986-09-26 1988-04-14 株式会社三井三池製作所 稼行丈制御装置を有するダブルレンジング・ドラムカツタ
JPH0370986U (xx) * 1989-11-14 1991-07-17
AU610454B1 (en) * 1990-03-02 1991-05-16 Mistui Miike Machinery Co., Ltd. Three-drum shearer having a working height controller
JPH0674870B2 (ja) * 1990-03-27 1994-09-21 株式会社栗本鐵工所 埋設鉄管に外装する防食用被膜
FI117570B (fi) * 2005-06-29 2006-11-30 Sandvik Tamrock Oy Menetelmä kallionporauslaitteen paikoittamiseksi porauspaikkaan ja kallionporauslaite
US8157330B2 (en) * 2009-04-30 2012-04-17 Joy Mm Delaware, Inc. Method and apparatus for maintaining longwall face alignment
DE102009030130B9 (de) * 2009-06-24 2011-06-09 Rag Aktiengesellschaft Verfahren zur automatisierten Herstellung einer definierten Streböffnung durch neigungsgestützte Radarnavigation der Walze bei einem Walzenschrämlader und eine Vorrichtung hierfür
US9587491B2 (en) * 2010-09-22 2017-03-07 Joy Mm Delaware, Inc. Guidance system for a mining machine
EP2739792B1 (en) 2011-08-03 2017-03-01 Joy MM Delaware, Inc. Automated operations of a mining machine
GB2533723B (en) 2013-08-29 2019-10-09 Joy Global Underground Mining Llc Detecting sump depth of a miner
CN104236439B (zh) * 2014-09-29 2017-04-05 煤炭科学技术研究院有限公司 顶板离层监测装置和方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2316751A (en) * 1943-04-20 Landing indicator
US1349336A (en) * 1918-02-09 1920-08-10 Charles C Haddock Aeronautical apparatus
US2532104A (en) * 1945-04-02 1950-11-28 King James Thomas Aircraft, stabilized and positioned, light apparatus for aerial navigation
DE912868C (de) * 1952-02-16 1954-06-03 Licentia Gmbh Optische Anzeigevorrichtung
DE1226512B (de) * 1965-06-30 1966-10-13 Eickhoff Geb Einrichtung zum Abtasten des Hangenden, insbesondere fuer Schraemmaschinen in mannlosen Streben des Untertagebergbaues
GB1203362A (en) * 1967-04-27 1970-08-26 Eickhoff Geb Improvements in or relating to mining machines
GB1165270A (en) * 1967-05-18 1969-09-24 Anderson Mayor Ltd Improvements in Mineral Mining Machines
GB1273334A (en) * 1970-01-15 1972-05-10 Coal Industry Patents Ltd Method of and apparatus for steering a longwall mineral mining machine
US3693143A (en) * 1970-06-22 1972-09-19 Francis V Kennedy Process and apparatus for facilitating the landing of a vehicle on a landing surface
US4072349A (en) * 1973-12-07 1978-02-07 Coal Industry (Patents) Limited Steering of mining machines
DE2416947B2 (de) * 1974-04-08 1977-07-07 Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Verfahren zum begrenzen der verstellbewegung eines an einem allseitig schwenkbaren tragarm einer vortriebsmaschine gelagerten loesewerkzeuges auf den aufzufahrenden streckenquerschnitt und einrichtung zur ausuebung dieses verfahrens

Also Published As

Publication number Publication date
JPS5648679B2 (xx) 1981-11-17
US4351565A (en) 1982-09-28
AU6005980A (en) 1981-01-15
JPS5612495A (en) 1981-02-06
US4279443A (en) 1981-07-21

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