CH249563A - Working machine for mining operations, with an encapsulated, externally cooled electric motor stored in a motor box. - Google Patents

Working machine for mining operations, with an encapsulated, externally cooled electric motor stored in a motor box.

Info

Publication number
CH249563A
CH249563A CH249563DA CH249563A CH 249563 A CH249563 A CH 249563A CH 249563D A CH249563D A CH 249563DA CH 249563 A CH249563 A CH 249563A
Authority
CH
Switzerland
Prior art keywords
encapsulated
working machine
mining operations
electric motor
cooled electric
Prior art date
Application number
Other languages
German (de)
Inventor
Hermes Patentverwertun Haftung
Original Assignee
Hermes Patentverwertungs Gmbh
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 Hermes Patentverwertungs Gmbh filed Critical Hermes Patentverwertungs Gmbh
Publication of CH249563A publication Critical patent/CH249563A/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/08—Dies or mandrels with section variable during extruding, e.g. for making tapered work; Controlling variation
    • 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
    • E21F17/04—Distributing means for power supply in mines
    • E21F17/06—Distributing electric power; Cable networks; Conduits for cables
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
CH249563D 1942-06-24 1943-06-17 Working machine for mining operations, with an encapsulated, externally cooled electric motor stored in a motor box. CH249563A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE451134X 1942-06-24

Publications (1)

Publication Number Publication Date
CH249563A true CH249563A (en) 1947-07-15

Family

ID=6538483

Family Applications (1)

Application Number Title Priority Date Filing Date
CH249563D CH249563A (en) 1942-06-24 1943-06-17 Working machine for mining operations, with an encapsulated, externally cooled electric motor stored in a motor box.

Country Status (3)

Country Link
BE (1) BE451134A (en)
CH (1) CH249563A (en)
FR (1) FR898040A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0531527A (en) * 1991-07-29 1993-02-09 Isuzu Motors Ltd Method for forming member having different sectional shapes partially and die used therefor

Also Published As

Publication number Publication date
FR898040A (en) 1945-04-09
BE451134A (en) 1943-07-31

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