(19)

(11)

EP 2 315 882 A1

(12)

(43) Date of publication: 04.05.2011 Bulletin 2011/18 (21) Application number: 09736793.2 (22) Date of filing: 26.08.2009

(51) International Patent Classification (IPC):  E02D 5/80(2006.01) (86) International application number: PCT/CZ2009/000106 (87) International publication number: WO 2010/022691 (04.03.2010 Gazette 2010/09)

(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 Designated Extension States: AL BA RS (30) Priority: 28.08.2008 CZ 200820271 U 16.02.2009 CZ 200920873 U 28.08.2008 CZ 20080522 (71) Applicant: Horanek, Petr 32200 Plzen (CZ)	(72) Inventor: Horanek, Petr 32200 Plzen (CZ) (74) Representative: Langrova, Irena  Skretova 48 301 00 Plzen 301 00 Plzen (CZ)