(19)

(11)

EP 0 130 986 A1

(12)

(43) Date of publication: 16.01.1985 Bulletin 1985/03 (21) Application number: 83902007.0 (22) Date of filing: 29.04.1983

(51) International Patent Classification (IPC):  B29C 45/ 27( . ) (86) International application number: PCT/US1983/000672 (87) International publication number: WO 1984/002106 (07.06.1984 Gazette 1984/14)

(84) Designated Contracting States: DE FR GB (30) Priority: 22.11.1982 US 19820443244 (71) Applicant: SHAW, Richard J. Brookfield, WI 53005 (US)	(72) Inventor: SHAW, Richard J. Brookfield, WI 53005 (US) (74) Representative: Williams, John Francis, et al  WILLIAMS, POWELL & ASSOCIATES 34 Tavistock Street London WC2E 7PB London WC2E 7PB (GB)