Moving up the ladder safe difficulty is varied because there are quite a lot weight safe. A number of labour needs in transportation Take some time to move quite a lot, including the risk that an accident occurs causing damage to the carrier and safety deposit boxes. Therefore, to create a stair-climbing wheelchair for safe lifting will help solve these problems. With the scope of the design is to lift loads weighing 300 kilograms, up and down stairs, according to the design State.
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