(19)

(11)

EP 0 094 380 A1

(12)

(43) Date of publication: 23.11.1983 Bulletin 1983/47 (21) Application number: 81903109.0 (22) Date of filing: 20.11.1981

(51) International Patent Classification (IPC):  E04H 15/ 34( . ) (86) International application number: PCT/GB1981/000253 (87) International publication number: WO 1983/001731 (26.05.1983 Gazette 1983/13)

(84) Designated Contracting States: AT CH DE FR LI LU NL SE (71) Applicant: NEWBERRY, Michael Richard Hampshire PO5 3AU (GB)	(72) Inventor: NEWBERRY, Michael Richard Hampshire PO5 3AU (GB)