They confirm that (obviously) shaft drives are not new however this solution integrates the motor with the shaft drive and and means that the 'lost effective transmission' is compensated by the motor.
More here
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Ebike with Protanium shaft drive
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Ebike with Protanium shaft drive
Just spotted this in the bike-eu (trade) news.
They confirm that (obviously) shaft drives are not new however this solution integrates the motor with the shaft drive and and means that the 'lost effective transmission' is compensated by the motor. More here BNA Feature: E-Bike Buyers Guide App on Now iTunes
Re: Ebike with Protanium shaft drive
Is Protanium sort of like Unobtainium but for Professional riders?
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Re: Ebike with Protanium shaft drive
Depends if it goes into production. I like ideas of simplifying the drive train but even something like the gates carbon drive isn't taking the world by storm, despite how nice it is. I would be guessing premium price segment.
BNA Feature: E-Bike Buyers Guide App on Now iTunes
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