(19)

(11)

EP 0 190 303 A1

(12)

(43) Date of publication: 13.08.1986 Bulletin 1986/33 (21) Application number: 85904121.0 (22) Date of filing: 16.08.1985

(51) International Patent Classification (IPC):  F01C 1/ 07( . ) F02B 53/ 00( . ) (86) International application number: PCT/GB1985/000365 (87) International publication number: WO 1986/001255 (27.02.1986 Gazette 1986/05)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 16.08.1984 GB 19840020784 (71) Applicants: MARFELL, Margeret Ann Maidstone Kent, ME16 8EB (GB) LEGGAT, Bernard Crawshaw Maidstone Kent, ME16 8EB (GB)	(72) Inventors: MARFELL, Margeret Ann Maidstone Kent, ME16 8EB (GB) LEGGAT, Bernard Crawshaw Maidstone Kent, ME16 8EB (GB)