AT293311B - Arrangement for connecting a support strut, in particular a pit punch, to a receiving part - Google Patents

Arrangement for connecting a support strut, in particular a pit punch, to a receiving part

Info

Publication number
AT293311B
AT293311B AT163870A AT163870A AT293311B AT 293311 B AT293311 B AT 293311B AT 163870 A AT163870 A AT 163870A AT 163870 A AT163870 A AT 163870A AT 293311 B AT293311 B AT 293311B
Authority
AT
Austria
Prior art keywords
arrangement
receiving part
support strut
pit
punch
Prior art date
Application number
AT163870A
Other languages
German (de)
Original Assignee
Gullick 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 Gullick Dobson Ltd filed Critical Gullick Dobson Ltd
Application granted granted Critical
Publication of AT293311B publication Critical patent/AT293311B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Golf Clubs (AREA)
  • Tents Or Canopies (AREA)
AT163870A 1969-03-05 1970-02-23 Arrangement for connecting a support strut, in particular a pit punch, to a receiving part AT293311B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1163169A GB1262991A (en) 1969-03-05 1969-03-05 Improvements in or relating to mine roof supports

Publications (1)

Publication Number Publication Date
AT293311B true AT293311B (en) 1971-10-11

Family

ID=9989847

Family Applications (1)

Application Number Title Priority Date Filing Date
AT163870A AT293311B (en) 1969-03-05 1970-02-23 Arrangement for connecting a support strut, in particular a pit punch, to a receiving part

Country Status (4)

Country Link
AT (1) AT293311B (en)
DE (2) DE7006295U (en)
GB (1) GB1262991A (en)
HU (1) HU162774B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2142299A5 (en) * 1971-06-17 1973-01-26 Bennes Marrel
US4004771A (en) * 1972-09-09 1977-01-25 Gewerkschaft Eisenhutte Westfalia Ball-and-socket type connections for use with mining apparatus
GB1593376A (en) * 1976-09-03 1981-07-15 Huwood Ltd Mine roof supports
FR2505925A1 (en) * 1981-05-12 1982-11-19 Alsace Mines Potasse MECHANICAL DEVICE FOR CONNECTING HEAD BETWEEN HEAD OR PEDESTAL HEAD AND PACKAGE OR HAT FOR HOLDING BATTERIES
CN102337909B (en) * 2010-07-16 2015-03-25 李泽宇 Socket
CN110529144B (en) * 2019-09-26 2020-08-28 中国矿业大学 A hybrid advance support method for small section mining roadway

Also Published As

Publication number Publication date
DE7006295U (en) 1974-01-03
DE2008100A1 (en) 1970-09-24
GB1262991A (en) 1972-02-09
HU162774B (en) 1973-04-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee