Wheel bracket mechanism for an electric wheelchair equipped with auxiliary wheels

摘要

The mechanism has a frame (20), and a pair of drive wheel supports (30) placed between a pair of caster supports (50) and a pair of anti-inversion supports (70). A pair of oscillating sets (60) is disposed between the caster supports and the supports (30). Four support sets (40) equipped with shock absorbing stops (42) are disposed on the two sides of the front end and rear end of the frame.