(19)

(11)

EP 2 212 233 A1

(12)

(43) Date of publication: 04.08.2010 Bulletin 2010/31 (21) Application number: 08843291.9 (22) Date of filing: 23.10.2008

(51) International Patent Classification (IPC):  B66C 13/16(2006.01) E02F 9/00(2006.01) G01G 19/08(2006.01) G01G 19/14(2006.01) (86) International application number: PCT/NZ2008/000278 (87) International publication number: WO 2009/054736 (30.04.2009 Gazette 2009/18)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 23.10.2007 NZ 56275207 23.10.2007 US 981838 P 29.01.2008 NZ 56554508 (71) Applicant: Actronic Limited Auckland 1026 (NZ)	(72) Inventors: CORDER, Paul John Auckland 1024 (NZ) LEE David Warren Waitakere 0610 (NZ) (74) Representative: Haley, Stephen  Gill Jennings & Every LLP Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)