(19)

(11)

EP 1 947 983 A2

(12)

(88) Date of publication A3: 17.01.2008 (43) Date of publication: 30.07.2008 Bulletin 2008/31 (21) Application number: 06847469.1 (22) Date of filing: 06.11.2006

(51) International Patent Classification (IPC):  A47B 97/04(2006.01) (86) International application number: PCT/US2006/043324 (87) International publication number: WO 2007/056356 (18.05.2007 Gazette 2007/20)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 08.11.2005 US 734553 P 06.11.2006 US  (71) Applicant: Sparling, David Russell Venice CA 90291 (US)	(72) Inventor: Sparling, David Russell Venice CA 90291 (US) (74) Representative: Charig, Raymond Julian  Potter Clarkson LLP Park View House 58 The Ropewalk Nottingham NG1 5DD Nottingham NG1 5DD (GB)