(19)

(11)

EP 2 414 596 A1

(12)

(43) Date of publication: 08.02.2012 Bulletin 2012/06 (21) Application number: 10722853.8 (22) Date of filing: 31.03.2010

(51) International Patent Classification (IPC):  E03C 1/18(2006.01) E03C 1/24(2006.01) E03C 1/232(2006.01) (86) International application number: PCT/US2010/029313 (87) International publication number: WO 2010/120500 (21.10.2010 Gazette 2010/42)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 01.04.2009 US 416473 (71) Applicant: Kohler Co. Kohler, WI 53044 (US)	(72) Inventor: BATES, Michael, R. Sheboygan Falls Wisconsin 53085 (US) (74) Representative: Wightman, David Alexander  Barker Brettell LLP 100 Hagley Road Edgbaston Birmingham B16 8QQ Edgbaston Birmingham B16 8QQ (GB)