▁met ro log ical ▁requirements ▁of ▁enc od ers . ▁Through ▁its ▁unique ▁function ▁element , ▁the ▁compact ▁sh aft ▁enc oder ▁coupling ▁comb ines ▁extremely ▁low ▁rest oring ▁force ▁and ▁low ▁stress ▁on ▁the ▁enc oder ▁bear ings ▁with ▁constant ▁angle - s ynchronous ▁transmission ▁of ▁the ▁rot ary ▁movement ▁ ▁* ▁Schmidt ▁ 5 - D ▁Cou pl ings : ▁Schmidt ▁cou pl ings ▁which ▁provide ▁parallel ▁sh aft ▁mis align ment ▁and ▁a ▁ ± 5 ° ▁angular ▁mis align ment ▁with ▁moder ate ▁ax ial ▁sh aft ▁disp lacement ▁capabilities . ▁ ▁See ▁also ▁▁ ▁F lex ible ▁sh aft ▁cou pl ings ▁ ▁References ▁▁ ▁Category : Rot ating ▁sh aft ▁cou pl ings <0x0A> </s> ▁Ag on um ▁fer re um ▁is ▁a ▁species ▁of ▁ground ▁be et le ▁from ▁Plat yn inae ▁sub family , ▁that ▁can ▁be ▁found ▁in ▁the ▁United ▁States . ▁ ▁References ▁ ▁Category : Be et les ▁described ▁in ▁ 1 8 4 3 ▁fer re um ▁Category : End em ic ▁fa una ▁of ▁the ▁United ▁States ▁Category : Be et les ▁of ▁North ▁America <0x0A> </s> ▁T ania ▁Kat an ▁is ▁an ▁award - win ning ▁author , ▁public ▁speaker , ▁play w right , ▁and ▁cre ativity ▁expert . ▁Kn own ▁around ▁the ▁world ▁as ▁a ▁pot ent ▁ke yn ote ▁speaker , ▁Kat an ▁teach es ▁people ▁and ▁companies ▁to ▁generate ▁imag in ative ▁innov ations ▁and ▁break through s . ▁Some ▁of ▁the ▁organizations ▁and ▁con