(19)

(11)

EP 0 131 609 A1

(12)

(43) Date of publication: 23.01.1985 Bulletin 1985/04 (21) Application number: 84900519.0 (22) Date of filing: 09.01.1984

(51) International Patent Classification (IPC):  F16B 41/ 00( . ) F16B 31/ 02( . ) F16B 1/ 00( . ) (86) International application number: PCT/GB1984/000005 (87) International publication number: WO 1984/002753 (19.07.1984 Gazette 1984/17)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 07.01.1983 GB 19830000368 (71) Applicant: ROGERS, Roy London W1M 7DE (GB)	(72) Inventor: ROGERS, Roy London W1M 7DE (GB)