(19)

(11)

EP 0 610 277 A1

(12)

(43) Date of publication: 17.08.1994 Bulletin 1994/33 (21) Application number: 92921673.0 (22) Date of filing: 21.10.1992

(51) International Patent Classification (IPC):  E06B 3/ 58( . ) E06B 3/ 68( . ) (86) International application number: PCT/GB1992/001935 (87) International publication number: WO 1993/008358 (29.04.1993 Gazette 1993/11)

(84) Designated Contracting States: GB IE (30) Priority: 26.10.1991 GB 19910022774 (71) Applicant: SCHOLES, Ernest Malcolm Heywood Huddersfield HD1 3LF (GB)	(72) Inventor: SCHOLES, Ernest Malcolm Heywood Huddersfield HD1 3LF (GB) (74) Representative: Orr, William McLean  Urquhart-Dykes & Lord, Tower House, Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)