Drive member, brake mechanism, pedal structure, wheel structure and cart

A drive member for a brake mechanism of a cart, the drive member being arranged in the brake mechanism to be movable between a locking position and an unlocking position, such that the brake mechanism locks or unlocks a wheel of the cart,

• wherein the drive member has a guiding side face, and the guiding side face is provided with a guiding slot including a stop slot;
• wherein the brake mechanism is also provided with a braking member, a stop end of the braking member is arranged to move in the guiding slot, and by moving the drive member to the locking position toward the locking direction, the stop end moves in the guiding slot to the stop slot along a first direction and stays at the stop slot;
• and
• wherein the drive member is provided with an anti-damage device, and the anti-damage device is arranged such that when a user tends to move the drive member in an incorrect direction, the anti-damage device is able to elastically obstruct or prevent the stop end from moving away from the stop slot in the first direction.