▁Category : 1 9 th - century ▁American ▁invent ors <0x0A> </s> ▁Ham mer vat net ▁is ▁a ▁lake ▁in ▁the ▁municipality ▁of ▁Lev anger ▁in ▁Tr ø nd el ag ▁county , ▁Norway . ▁ ▁The ▁ ▁lake ▁lies ▁on ▁the ▁north ▁side ▁of ▁the ▁village ▁of ▁Å sen . ▁ ▁The ▁European ▁route ▁E 6 ▁highway ▁runs ▁along ▁the ▁eastern ▁tip ▁of ▁the ▁lake . ▁ ▁The ▁nearby ▁lake ▁H ok lingen ▁flows ▁into ▁the ▁river ▁F oss ing el va ▁which ▁flows ▁into ▁Ham mer vat net . ▁ ▁The ▁main ▁out let ▁of ▁Ham mer vat net ▁flows ▁into ▁the ▁Hop la f j orden , ▁an ▁arm ▁of ▁the ▁Tr ond heim sf j ord . ▁ ▁There ▁are ▁two ▁large ▁islands ▁in ▁the ▁lake ▁Ham mer vat net : ▁Inner ø ya ▁and ▁Y t ter ø ya . ▁ ▁The ▁two ▁islands ▁are ▁connected ▁by ▁a ▁thin , ▁mar sh y ▁is th mus . ▁ ▁See ▁also ▁List ▁of ▁la kes ▁in ▁Norway ▁ ▁References ▁ ▁Category : Le v anger ▁Category : L akes ▁of ▁Tr ø nd el ag <0x0A> </s> ▁Y ev gen y ▁K af eln ik ov ▁and ▁And rei ▁Ol hov ski y ▁were ▁the ▁def ending ▁champions ▁but ▁only ▁K af eln ik ov ▁competed ▁that ▁year ▁with ▁Paul ▁H aar h uis . ▁ ▁H aar h uis ▁and ▁K af eln ik ov ▁lost ▁in ▁the ▁first ▁round ▁to ▁J avier ▁S ánchez ▁and ▁S j