▁simple ▁example ▁is ▁found ▁in ▁a ▁fixed - sp ool ▁fish ing ▁re el , ▁where ▁the ▁sli pping ▁tor que ▁is ▁set ▁by ▁means ▁of ▁a ▁large ▁hand ▁nut ▁in ▁order ▁that ▁the ▁re el ▁will ▁turn ▁and ▁allow ▁more ▁line ▁to ▁un wind ▁before ▁the ▁line ▁breaks ▁under ▁the ▁pull ▁of ▁a ▁fish . ▁ ▁Mag net ic ▁particle ▁A ▁magnetic ▁particle ▁cl utch ▁can ▁be ▁used ▁effectively ▁as ▁a ▁tor que ▁lim iter . ▁The ▁tor que ▁setting ▁fairly ▁approxim ates ▁a ▁linear ▁relationship ▁with ▁the ▁current ▁passing ▁through ▁the ▁wind ings , ▁which ▁can ▁be ▁stat ically ▁or ▁dynamically ▁set ▁depending ▁on ▁needs . ▁ ▁Mag net ic ▁h yst er esis ▁This ▁type ▁is ▁non - s ynchronous ▁in ▁normal ▁operation , ▁so ▁there ▁is ▁always ▁some ▁sli pp age . ▁ ▁See ▁also ▁Tor que ▁converter ▁ ▁References ▁ ▁Category : Me chan isms ▁( engine ering ) ▁Category : T or que ▁Category : S af ety ▁equipment <0x0A> </s> ▁Dol ich oder us ▁pun ct atus ▁is ▁an ▁ext inct ▁species ▁of ▁E oc ene ▁ant ▁in ▁the ▁genus ▁Dol ich oder us . ▁Descri bed ▁by ▁D lus sky ▁in ▁ 2 0 0 8 , ▁foss ils ▁of ▁the ▁species ▁were ▁found ▁in ▁the ▁Balt ic ▁Am ber . ▁ ▁References ▁ ▁† ▁Category : E oc ene ▁insect s ▁Category : F oss il ▁insect s ▁of ▁Europe ▁Category : F oss il ▁tax a ▁described ▁in ▁ 2 0 0 8