(19)

(11)

EP 1 794 397 A2

(12)

(88) Date of publication A3: 27.04.2006 (43) Date of publication: 13.06.2007 Bulletin 2007/24 (21) Application number: 05775382.4 (22) Date of filing: 26.08.2005

(51) International Patent Classification (IPC):  E05D 11/06(2006.01) E05D 11/00(2006.01) (86) International application number: PCT/GB2005/003308 (87) International publication number: WO 2006/021787 (02.03.2006 Gazette 2006/09)

(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: 27.08.2004 GB 0419142 (71) Applicant: Dubois Limited Corby, Northants NN17 5AE (GB)	(72) Inventor: FARRAR, Peter Antony Menston Leeds LS29 6EX (GB) (74) Representative: Unwin, Stephen Geoffrey  Fry Heath & Spence LLP The Gables Massetts Road Horley Surrey RH6 7DQ Horley Surrey RH6 7DQ (GB)