Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
  • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
  • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
  • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C13/00—Driving mechanisms for clocks by master-clocks
  • G04C13/02—Circuit arrangements; Electric clock installations
  • G04C13/04—Master-clocks
  • G04C13/0463—Arrangements for generating normal driving pulses
• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
  • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Electronic Switches (AREA)
• Generation Of Surge Voltage And Current (AREA)

Applications Claiming Priority (1)

Publications (2)

Family

ID=9136213

Family Applications (1)

Country Status (5)

• 1974
  • 1974-03-11 FR FR7408427A patent/FR2283597A1/fr active Granted
• 1975
  • 1975-03-10 SE SE7502643A patent/SE397756B/xx unknown
  • 1975-03-10 IT IT21095/75A patent/IT1034139B/it active
  • 1975-03-11 DE DE19752510582 patent/DE2510582A1/de active Pending
  • 1975-03-11 GB GB10009/75A patent/GB1493036A/en not_active Expired

Also Published As

Similar Documents