PugJesus@kbin.socialM to HistoryPorn@lemmy.world · 1 year agoMan with "Takypod" roller-skates, 1910media.kbin.socialimagemessage-square4linkfedilinkarrow-up1104arrow-down13
arrow-up1101arrow-down1imageMan with "Takypod" roller-skates, 1910media.kbin.socialPugJesus@kbin.socialM to HistoryPorn@lemmy.world · 1 year agomessage-square4linkfedilink
minus-squareGork@lemm.eelinkfedilinkEnglisharrow-up8·1 year agoHow do these work? It looks like there a reciprocating mechanism of some kind but I don’t see any sort of chain that acts as a driveshaft.
How do these work? It looks like there a reciprocating mechanism of some kind but I don’t see any sort of chain that acts as a driveshaft.