WHEELCHAIR COMPRISING A POSITIVE FIT WHEEL AXLE AND HUB
DRIVE
January 11, 2017
The present disclosure relates to a wheelchair comprising a wheel axle (i) having a wheel axle end portion (9) and hub (3) having a central through-opening (11) arranged to receive the wheel axle end portion (9). The wheel axle end portion (9) has an external surface having three chamfered faces (3a, 3b), and the hub (3) has inner walls (13a, 13b, 13c) defining the central through-opening (11). The inner walls (13a, 13b, 13c) are arranged to engage with the chamfered faces (3a, 3b) of the wheel axle end portion (9) to prevent relative rotation between the hub (3) and the wheel axle (1).
Discussion in the ATmosphere