(19)

(11)

EP 0 139 719 A1

(12)

(43) Date of publication: 08.05.1985 Bulletin 1985/19 (21) Application number: 84901654.0 (22) Date of filing: 22.03.1984

(51) International Patent Classification (IPC):  F15B 13/ 01( . ) (86) International application number: PCT/US1984/000448 (87) International publication number: WO 1984/003916 (11.10.1984 Gazette 1984/24)

(84) Designated Contracting States: DE FR GB (30) Priority: 28.03.1983 US 19830479672 28.03.1983 US 19830479673 (71) Applicant: REXA CORPORATION Dover, MA 02030 (US)	(72) Inventor: GLOMEAU, Robert, J. Dover, MA 02030 (US) (74) Representative: Haecker, Walter, et al  Hoeger, Stellrecht & Partner Uhlandstrasse 14 c D-70182 Stuttgart D-70182 Stuttgart (DE)