Drive for wheelchair has housing connected to wheel and transmission to convert lever movement into wheel rotation

摘要

The drive for a wheelchair (1) has a shaft (3) fixed to the wheelchair (2) and a drive lever (4) with a pendulum action. A housing (5) is connected to the wheel (6) and a transmission (7) converts movement of the lever into rotation of the wheel. The transmission can have an epicyclic train with four free wheels (22-25). Claims include wheelchair using the drive.