▁a ▁vel om obile ▁is ▁not ▁unlike ▁a ▁b icy cle ▁or ▁rec umb ent . ▁It ▁will ▁consist ▁of ▁a ▁front ▁bottom ▁bra cket ▁with ▁one ▁or ▁more ▁chain r ings , ▁and ▁a ▁rear ▁der aille ur . ▁ ▁Depending ▁on ▁the ▁configuration ▁of ▁the ▁vel om obile ▁there ▁may ▁be ▁any ▁number ▁of ▁id ler ▁pul le ys , ▁and ▁ch aint ub es ▁along ▁the ▁drive ▁train ▁to ▁manage ▁and ▁protect ▁the ▁chain . ▁One ▁of ▁the ▁defining ▁characteristics ▁of ▁most ▁vel om ob iles ▁is ▁that ▁the ▁chain ▁and ▁driv et rain ▁components ▁are ▁protected ▁from ▁weather ▁and ▁the ▁road . ▁ ▁History ▁▁ ▁Before ▁World ▁War ▁I , ▁Charles ▁M och et ▁built ▁a ▁small ▁four - w he e led ▁' bi ke '- car ▁for ▁his ▁son . ▁M och et ▁built ▁many ▁models ▁of ▁small ▁vehicles ▁called ▁" V el oc ar ". ▁Some ▁models ▁had ▁two ▁seats , ▁most ▁were ▁ped al ▁power ed , ▁but ▁as ▁the ▁years ▁went ▁by , ▁many ▁were ▁fitted ▁with ▁small ▁engines . ▁ ▁M och et ▁Vel oc ars ▁use ▁a ▁thin ▁wood / p lywood ▁body ▁on ▁a ▁steel ▁frame . ▁ ▁Some ▁other ▁early ▁vel om ob iles ▁use ▁a ▁fabric ▁body ▁or ▁" sk in " ▁se wn ▁to ▁fit ▁lo os ely ▁on ▁closely ▁spac ed ▁w ires ▁or ▁tub es , ▁then ▁painted ▁or ▁" d oped " ▁with ▁a ▁liquid ▁that ▁d ries ▁and ▁shr inks ▁the ▁fabric ▁to ▁a