(19)

(11)

EP 2 212 489 A1

(12)

(43) Date of publication: 04.08.2010 Bulletin 2010/31 (21) Application number: 08851566.3 (22) Date of filing: 04.11.2008

(51) International Patent Classification (IPC):  E04G 21/24(2006.01) (86) International application number: PCT/FI2008/050625 (87) International publication number: WO 2009/066002 (28.05.2009 Gazette 2009/22)

(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 MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 19.11.2007 FI 20075819 (71) Applicant: Finnharr OY 14960 Puutikkala (FI)	(72) Inventor: LEPPÄAHO, Harriet FI-14960 Puutikkala (FI) (74) Representative: Heinänen, Pekka Antero et al Heinänen Oy Patent Agency Airport Plaza Äyritie 8 D 01510 Vantaa 01510 Vantaa (FI)