(19)

(11)

EP 0 245 335 A1

(12)

(43) Date of publication: 19.11.1987 Bulletin 1987/47 (21) Application number: 86906361.0 (22) Date of filing: 10.10.1986

(51) International Patent Classification (IPC):  E05B 49/ 00( . ) (86) International application number: PCT/GB1986/000615 (87) International publication number: WO 1987/002737 (07.05.1987 Gazette 1987/10)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 25.10.1985 GB 19850026394 15.11.1985 GB 19850028237 (71) Applicant: LOWE & FLETCHER LIMITED Leamore, Walsall West Midlands WS2 7LZ (GB)	(72) Inventor: JEFFERIES, Roy, Stephen Bridgnorth Salop WV16 4TA (GB) (74) Representative: Lewis, Samuel Hewitt, et al  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München D-80801 München (DE)