(19)

(11)

EP 0 040 598 A1

(12)

(43) Date of publication: 02.12.1981 Bulletin 1981/48 (21) Application number: 80900348.0 (22) Date of filing: 28.11.1979

(51) International Patent Classification (IPC):  F04B 35/ 01( . ) F01B 1/ 12( . ) F04B 39/ 12( . ) B23B 35/ 00( . ) F04B 39/ 00( . ) (86) International application number: PCT/US1979/001050 (87) International publication number: WO 1981/001598 (11.06.1981 Gazette 1981/14)

(84) Designated Contracting States: FR (71) Applicant: Braun, Anton South Minneapolis, MN 55435 (US)	(72) Inventor: Braun, Anton South Minneapolis, MN 55435 (US)