Mechanical Drive System; Chain Drive Layout; Belt Drive Layout - Bosch BULLS ICONIC EVO TR 1 750 Operating Instructions Manual

3.3.7

Mechanical drive system

The ebike is driven by muscle power, just like a
bicycle.
The force which is applied by pedalling in the
direction of travel drives the front chain wheel.
The chain or belt transmits the force onto the rear
chain wheel and then onto the rear wheel.
3
2
Figure 31: Diagram of mechanical drive system
1 Direction of travel
2 Chain or belt
Rear gearing or belt pulley
3
4 Front chainring or belt pulley
5 Pedal
The ebike is equipped with either a chain or belt
drive.
4 5

3.3.7.1 Chain drive layout

1
Figure 32: Chain drive with derailleur gears
1
1 Rear derailleur
2 Chain
A chain drive is compatible with
Pedal brake,
•
• Hub gear or
• Derailleur gears

3.3.7.2 Belt drive layout

2
Figure 33: Belt drive
1 Front belt pulley
2 Rear belt pulley
3 Belt
A belt drive is compatible with
Pedal brake and
•
• Hub gear
A belt drive is not compatible with derailleur gears.
Description
2
1
3
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