(19)

(11)

EP 0 107 728 A1

(12)

(43) Date of publication: 09.05.1984 Bulletin 1984/19 (21) Application number: 83901997.0 (22) Date of filing: 03.05.1983

(51) International Patent Classification (IPC):  F04B 39/ 02( . ) (86) International application number: PCT/US1983/000659 (87) International publication number: WO 1983/003877 (10.11.1983 Gazette 1983/26)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 03.05.1982 US 19820374050 (71) Applicant: TECUMSEH PRODUCTS COMPANY Tecumseh Michigan 49286 (US)	(72) Inventor: HANNIBAL, Billy B. Tecumseh, MI 49286 (US) (74) Representative: Brunner, Michael John, et al  GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)