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This cart can is folded at first. It can be expanded when it needs to be used. When pulling out the cart, it will be easier to move because it is folded in half. Less cart accidents will occur for a better shopping environment, which will also raise the satisfaction of users. When there is not enough space while using the 90ℓ cart folded in half, it can be unfolded to increase to 180ℓ.
- The cart is folded when pulling it out. Thus, it is comfortable to use when moving and it can be expanded when necessary.
- After shopping, the cart folds back when putting the cart back in to when it was first pulled out.
Yong In University
Yong in, South Korea