DE218205C - - Google Patents

Info

Publication number
DE218205C
DE218205C DENDAT218205D DE218205DA DE218205C DE 218205 C DE218205 C DE 218205C DE NDAT218205 D DENDAT218205 D DE NDAT218205D DE 218205D A DE218205D A DE 218205DA DE 218205 C DE218205 C DE 218205C
Authority
DE
Germany
Prior art keywords
counterweight
door
closed
hook
rope
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
DENDAT218205D
Other languages
German (de)
English (en)
Publication of DE218205C publication Critical patent/DE218205C/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws

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)
  • Load-Engaging Elements For Cranes (AREA)
DENDAT218205D Active DE218205C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE218205C true DE218205C (cg-RX-API-DMAC7.html)

Family

ID=479450

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT218205D Active DE218205C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE218205C (cg-RX-API-DMAC7.html)

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