(19)

(11)

EP 1 991 368 A1

(12)

(43) Date of publication: 19.11.2008 Bulletin 2008/47 (21) Application number: 07712769.4 (22) Date of filing: 21.02.2007

(51) International Patent Classification (IPC):  B07B 1/46(2006.01) (86) International application number: PCT/GB2007/000596 (87) International publication number: WO 2007/096607 (30.08.2007 Gazette 2007/35)

(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 (30) Priority: 21.02.2006 GB 0603404 (71) Applicant: Mackenzie, Brian Cadley Hill Industrial Estate Derbyshire DE11 9EU (GB)	(72) Inventor: Mackenzie, Brian Cadley Hill Industrial Estate Derbyshire DE11 9EU (GB) (74) Representative: Blower, Timothy John  Swindell & Pearson 48 Friar Gate Derby DE1 1GY Derby DE1 1GY (GB)