GB1095480A - - Google Patents

Info

Publication number
GB1095480A
GB1095480A GB1095480DA GB1095480A GB 1095480 A GB1095480 A GB 1095480A GB 1095480D A GB1095480D A GB 1095480DA GB 1095480 A GB1095480 A GB 1095480A
Authority
GB
United Kingdom
Prior art keywords
shaft
arm
movement
actuates switch
interrupters
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.)
Expired
Application number
Other languages
English (en)
Publication date
Publication of GB1095480A publication Critical patent/GB1095480A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/18—Special adaptations of signalling or alarm devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Transmission Devices (AREA)
GB1095480D Expired GB1095480A (de)

Publications (1)

Publication Number Publication Date
GB1095480A true GB1095480A (de) 1900-01-01

Family

ID=1759107

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1095480D Expired GB1095480A (de)

Country Status (1)

Country Link
GB (1) GB1095480A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509367A1 (fr) * 1981-07-08 1983-01-14 Bergwerksverband Gmbh Indicateur de position d'un soutenement en taille

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509367A1 (fr) * 1981-07-08 1983-01-14 Bergwerksverband Gmbh Indicateur de position d'un soutenement en taille

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