CIRCUIT FOR DRIVING MOTOR COILS IN STEPPING MOTORS

Details for Australian Patent Application No. 2003277883 (hide)

Owner TIMEX GROUP B.V.

Inventors STOTZ, Gerhard; ZACHMANN, Helmut

Pub. Number AU-A-2003277883

PCT Number PCT/EP03/10525

PCT Pub. Number WO2004/029732

Priority 10/256,481 27.09.02 US

Filing date 22 September 2003

Wipo publication date 19 April 2004

International Classifications

G04C 003/14 Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means

H02P 008/02 Arrangements for controlling dynamo-electric motors rotating step by step - specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors

H02P 008/40 Arrangements for controlling dynamo-electric motors rotating step by step - Special adaptations for controlling two or more stepping motors

Event Publications

26 February 2004 Complete Application Filed

  Priority application(s): 10/256,481 27.09.02 US

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003277883

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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