Amin, Turocy & Watson, LLP
Drive unit
A drive unit includes: a pedal crankshaft to which a pedal stepping force of a rider is applied; an electric motor that detects a torque input to the pedal crankshaft and generates a drive force; and a transmission that changes shift of the drive force of the electric motor and delivers the drive force to the pedal crankshaft, the transmission includes a main shaft that supports a plurality of drive gears and a counter shaft that supports a plurality of driven gears that engage with the plurality of respective drive gears, and the transmission selects one torque delivery gear among the plurality of drive gears, delivers the drive force of the electric motor to the counter shaft, and shifts the torque delivery gear without inverting a rotational direction of the drive gear.
HONDA MOTOR CO., LTD.
B F B B F B F F F F F F F B F F B B B F B
B60K F16H B62J B60K F16H B62M F16H F16H F16H F16H F16H F16H F16D B62M F16D F16H B62M B60Y B60K F16H B62M
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Tomochika Masayuki Hiroyasu
Takahashi Tsutsui Yoshizawa