(19)

(11)

EP 2 456 347 A1

(12)

(43) Date of publication: 30.05.2012 Bulletin 2012/22 (21) Application number: 10732738.9 (22) Date of filing: 06.07.2010

(51) International Patent Classification (IPC):  A47L 9/24(2006.01) (86) International application number: PCT/GB2010/051111 (87) International publication number: WO 2011/010120 (27.01.2011 Gazette 2011/04)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 23.07.2009 GB 0912836 (71) Applicant: Dyson Technology Limited Malmesbury, Wilts SN16 0RP (GB)	(72) Inventor: CHUDLEIGH, Edward Wiltshire SN16 0RP (GB) (74) Representative: Forrester, Simon Joseph et al Dyson Technology Limited Intellectual Property Department Tetbury Hill Malmesbury Wiltshire SN16 0RP Malmesbury Wiltshire SN16 0RP (GB)