(19)

(11)

EP 0 032 897 A1

(12)

(43) Date of publication: 05.08.1981 Bulletin 1981/31 (21) Application number: 79901668.0 (22) Date of filing: 24.07.1979

(51) International Patent Classification (IPC):  F03B 13/ 18( . ) (86) International application number: PCT/US1979/000539 (87) International publication number: WO 1981/000284 (05.02.1981 Gazette 1981/04)

(84) Designated Contracting States: CH DE FR GB LU (71) Applicant: PAOLUCCI, Alfredo Luca Joliet, IL 60435 (US)	(72) Inventor: PAOLUCCI, Alfredo Luca Joliet, IL 60435 (US)