(19)

(11)

EP 1 800 011 A1

(12)

(43) Date of publication: 27.06.2007 Bulletin 2007/26 (21) Application number: 05790617.4 (22) Date of filing: 28.09.2005

(51) International Patent Classification (IPC):  F15B 1/04(2006.01) F16L 11/12(2006.01) (86) International application number: PCT/IB2005/002884 (87) International publication number: WO 2006/035298 (06.04.2006 Gazette 2006/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 30.09.2004 US 954751 (71) Applicant: Eaton Corporation Cleveland, Ohio 44114-2584 (US)	(72) Inventor: HAUNHORST, Gregory, A. Maumee, OH 43537 (US) (74) Representative: Rüger, Barthelt & Abel Patentanwälte  Postfach 10 04 61 73704 Esslingen a.N. 73704 Esslingen a.N. (DE)