DE309919C - - Google Patents

Info

Publication number
DE309919C
DE309919C DENDAT309919D DE309919DA DE309919C DE 309919 C DE309919 C DE 309919C DE NDAT309919 D DENDAT309919 D DE NDAT309919D DE 309919D A DE309919D A DE 309919DA DE 309919 C DE309919 C DE 309919C
Authority
DE
Germany
Prior art keywords
piston
vessel
control device
mercury
labyrinth seal
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
DENDAT309919D
Other languages
German (de)
English (en)
Publication of DE309919C publication Critical patent/DE309919C/de
Active legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/20Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using multi-position switch, e.g. drum, controlling motor circuit by means of relays

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
DENDAT309919D Active DE309919C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE309919C true DE309919C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=563050

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT309919D Active DE309919C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE309919C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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