JPS4940041B1 - - Google Patents

Info

Publication number
JPS4940041B1
JPS4940041B1 JP3531870A JP3531870A JPS4940041B1 JP S4940041 B1 JPS4940041 B1 JP S4940041B1 JP 3531870 A JP3531870 A JP 3531870A JP 3531870 A JP3531870 A JP 3531870A JP S4940041 B1 JPS4940041 B1 JP S4940041B1
Authority
JP
Japan
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.)
Pending
Application number
JP3531870A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4940041B1 publication Critical patent/JPS4940041B1/ja
Pending legal-status Critical Current

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
    • E21C35/04—Safety devices
    • 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
    • E21C29/20—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains with safety devices operating in the event of breakage of the cable or chain

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)
  • Pulleys (AREA)
  • Earth Drilling (AREA)
JP3531870A 1969-04-24 1970-04-24 Pending JPS4940041B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691920919 DE1920919A1 (de) 1969-04-24 1969-04-24 Gewinnungsmaschine,insbesondere Schraemmaschine,fuer die geneigte oder steile Lagerung

Publications (1)

Publication Number Publication Date
JPS4940041B1 true JPS4940041B1 (enrdf_load_stackoverflow) 1974-10-30

Family

ID=5732228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3531870A Pending JPS4940041B1 (enrdf_load_stackoverflow) 1969-04-24 1970-04-24

Country Status (4)

Country Link
JP (1) JPS4940041B1 (enrdf_load_stackoverflow)
DE (1) DE1920919A1 (enrdf_load_stackoverflow)
FR (1) FR2042953A5 (enrdf_load_stackoverflow)
GB (1) GB1268606A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101370U (enrdf_load_stackoverflow) * 1976-01-28 1977-08-01
JPS5482571U (enrdf_load_stackoverflow) * 1977-11-24 1979-06-12

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4196798A (en) * 1977-07-01 1980-04-08 Coal Industry (Patents) Limited Brake equipment for mining machines
DE2738239A1 (de) * 1977-08-25 1979-03-01 Kloeckner Humboldt Deutz Ag Vorrichtung zur herstellung von formkoerpern, insbesondere erz-pellets aus filterkuchen eines feststoff-fluessigkeitsfilters
GB2033511B (en) * 1978-11-10 1982-09-02 Coal Industry Patents Ltd Brake control equipment for a vehicle with drive means
GB2082227B (en) * 1980-08-15 1984-03-07 Coal Industry Patents Ltd Brake equipment for underground mining machines
CN115450619B (zh) * 2022-08-03 2023-06-30 四川古叙科技咨询服务有限公司 一种大倾角薄煤层爬底板采煤机的抑滑设备及方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101370U (enrdf_load_stackoverflow) * 1976-01-28 1977-08-01
JPS5482571U (enrdf_load_stackoverflow) * 1977-11-24 1979-06-12

Also Published As

Publication number Publication date
FR2042953A5 (enrdf_load_stackoverflow) 1971-02-12
GB1268606A (en) 1972-03-29
DE1920919A1 (de) 1971-01-14

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