DE222502C - - Google Patents

Info

Publication number
DE222502C
DE222502C DENDAT222502D DE222502DA DE222502C DE 222502 C DE222502 C DE 222502C DE NDAT222502 D DENDAT222502 D DE NDAT222502D DE 222502D A DE222502D A DE 222502DA DE 222502 C DE222502 C DE 222502C
Authority
DE
Germany
Prior art keywords
stamp
punch
lever
upper punch
closure
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.)
Active
Application number
DENDAT222502D
Other languages
German (de)
English (en)
Publication of DE222502C publication Critical patent/DE222502C/de
Active legal-status Critical Current

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
    • E21D15/58—Devices for setting props or chocks
    • E21D15/581—Devices for setting props or chocks in which the props are pre- loaded

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DENDAT222502D Active DE222502C (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE222502C true DE222502C (cg-RX-API-DMAC10.html)

Family

ID=483392

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT222502D Active DE222502C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE222502C (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE912802C (de) * 1950-06-17 1954-06-03 Denis Ambatiello Dr Ing Laengenveraenderbare Stuetzvorrichtung, insbesondere Grubenstempel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE912802C (de) * 1950-06-17 1954-06-03 Denis Ambatiello Dr Ing Laengenveraenderbare Stuetzvorrichtung, insbesondere Grubenstempel

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