(19)

(11)

EP 2 313 590 A2

(12)

(88) Date of publication A3: 11.03.2010 (43) Date of publication: 27.04.2011 Bulletin 2011/17 (21) Application number: 09756768.9 (22) Date of filing: 08.07.2009

(51) International Patent Classification (IPC):  E05F 15/16(2006.01) (86) International application number: PCT/GB2009/001689 (87) International publication number: WO 2010/004272 (14.01.2010 Gazette 2010/02)

(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 MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 09.07.2008 GB 0812556 23.03.2009 GB 0904901 (71) Applicant: Gunton, Bruce Stanley Yoxall, Staffordshire DE 13 8NU (GB)	(72) Inventor: Gunton, Bruce Stanley Yoxall, Staffordshire DE 13 8NU (GB) (74) Representative: Swindell & Pearson Limited  48 Friar Gate Derby DE1 1GY Derby DE1 1GY (GB)