Variable magnetic flux motor drive system

Details for Australian Patent Application No. 2007277772 (hide)

Owner Kabushiki Kaisha Toshiba

Inventors Yuuki, Kazuaki; Mochikawa, Hiroshi; Sakai, Kazuto

Agent Spruson & Ferguson

Pub. Number AU-B-2007277772

PCT Pub. Number WO2008/013167

Priority 2006-218228 10.08.06 JP; 2007-177260 05.07.07 JP; 2006-200568 24.07.06 JP; 2006-304681 10.11.06 JP

Filing date 24 July 2007

Wipo publication date 31 January 2008

Acceptance publication date 19 May 2011

International Classifications

H02P 21/00 (2006.01) Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation

H02K 1/27 (2006.01) Details of the magnetic circuit - Rotor cores with permanent magnets

H02P 6/08 (2006.01) Arrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor position - Arrangements for controlling the speed or torque of a single motor

H02P 27/04 (2006.01) Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage - using variable-frequency supply voltage, e.g. inverter or converter supply voltage

Event Publications

5 March 2009 PCT application entered the National Phase

  PCT publication WO2008/013167 Priority application(s): WO2008/013167

19 May 2011 Application Accepted

  Published as AU-B-2007277772

26 May 2011 Application for Amendment

  The nature of the amendment is: Amend the invention title to read Variable-flux motor drive system. Address for service in Australia - Spruson & Ferguson Level 35 St Martins Tower 31 Market Street Sydney NSW 2000

15 September 2011 Amendment Made

  The nature of the amendment is: Amend the invention title to read Variable-flux motor drive system

22 September 2011 Standard Patent Sealed

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