WIND TURBINE BLADE PITCH CHANGE BY MEANS OF ELECTRIC STEPPING MOTOR

Details for Australian Patent Application No. 2003264087 (hide)

Owner GENERAL ELECTRIC COMPANY

Inventors HAGEDORN, Ralf

Pub. Number AU-A-2003264087

PCT Number PCT/EP03/09306

PCT Pub. Number WO2005/019642

Filing date 21 August 2003

Wipo publication date 10 March 2005

International Classifications

F03D 007/02 Controlling wind motors

F03D 011/00 Details, component parts, or accessories not provided for in, or of interest apart from, the other groups of this subclass

Event Publications

11 December 2003 Complete Application Filed

21 April 2005 Application Open to Public Inspection

  Published as AU-A-2003264087

11 May 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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