Project View

Light electric turist tandem

Vilnius, Lithuania

160

Published: 2023-07-28

Tandem Bike

Touring Bike

Other Geared Hub

Minimal

Self made light electric asisted tandem for turism for me and my girlfriend, welded myself from 2 steel bike frames and made alot of custom parts as engeniring and fabrication excersize, because existing parts was not optimal or to conserve weight. For more detal view inside buld please visit forum topic, use google translate lithuanian to english :D

Custom made removable battery 43v nominal, 600wh, ltt BMS, with integrated vesc bldc controller and 60w usb C output. Weight 3.3kg
On board satiator charger for long trips — Battery and charger

Akima 75 double geared 1:14 hub motor,
about 200w in 1.2 kg weight, custom torqture arm with 1/4 tap for camera mount:) — Super light hub motor

Custom made chainrings holders with freewheel on each, lets pedal independant, alfine 8 gear hub wich custom chain tensioner — Drivetrain

Custom made mirror, phone holder — Handlebar

A lot of 3d printed prototypes, later made in aliuminiun on diy CNC, cardboard mockup for satiator:D — Prototyping parts

Additional Info

https://e-motion.lt/forums/topic/llight-electric-power-assist-to-turist-tandem/