RO72325A - DEVICE FOR CONTROLLING THE NUMBER OF TOWERS ESPECIALLY FOR PICK-UP ENGINES - Google Patents

DEVICE FOR CONTROLLING THE NUMBER OF TOWERS ESPECIALLY FOR PICK-UP ENGINES

Info

Publication number
RO72325A
RO72325A RO7581990A RO8199075A RO72325A RO 72325 A RO72325 A RO 72325A RO 7581990 A RO7581990 A RO 7581990A RO 8199075 A RO8199075 A RO 8199075A RO 72325 A RO72325 A RO 72325A
Authority
RO
Romania
Prior art keywords
towers
engines
pick
controlling
towers especially
Prior art date
Application number
RO7581990A
Other languages
French (fr)
Romanian (ro)
Inventor
Jozsef Demeter
Gyorgy Rottmann
Original Assignee
Elektroakusztikai Gyar,Hu
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 Elektroakusztikai Gyar,Hu filed Critical Elektroakusztikai Gyar,Hu
Publication of RO72325A publication Critical patent/RO72325A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
    • H02P27/026—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Direct Current Motors (AREA)
RO7581990A 1974-04-19 1975-04-15 DEVICE FOR CONTROLLING THE NUMBER OF TOWERS ESPECIALLY FOR PICK-UP ENGINES RO72325A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUEE002232 HU168505B (en) 1974-04-19 1974-04-19

Publications (1)

Publication Number Publication Date
RO72325A true RO72325A (en) 1982-05-10

Family

ID=10995554

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7581990A RO72325A (en) 1974-04-19 1975-04-15 DEVICE FOR CONTROLLING THE NUMBER OF TOWERS ESPECIALLY FOR PICK-UP ENGINES

Country Status (7)

Country Link
DD (1) DD117308A5 (en)
DE (1) DE2513357C3 (en)
FR (1) FR2268387A1 (en)
HU (1) HU168505B (en)
IT (1) IT1032711B (en)
PL (1) PL96863B1 (en)
RO (1) RO72325A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3014946A1 (en) * 1980-04-18 1981-10-22 Robert Seuffer GmbH & Co, 7260 Calw Extractor hood fan motor control circuit - uses variable resistance to control transistor circuit across diode rectifier bridge in motor supply

Also Published As

Publication number Publication date
FR2268387A1 (en) 1975-11-14
DD117308A5 (en) 1976-01-05
IT1032711B (en) 1979-06-20
PL96863B1 (en) 1978-01-31
DE2513357C3 (en) 1979-09-27
DE2513357A1 (en) 1975-10-23
HU168505B (en) 1976-05-28
DE2513357B2 (en) 1979-02-15
FR2268387B3 (en) 1978-10-06

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