Backrest and footrest swingable electric dual-mode stair-climbing wheelchair
A stair-climbing wheelchair and swing-type technology, which can be used in patient chairs or special transportation tools, vehicle ambulance, medical transportation, etc.
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[0017] Example: see attached figure 1 , 2 , 3, 4, 5, 6, 7, the swingable electric dual-mode stair climbing wheelchair with the back and pedals is provided with a chair frame 1, and the two lower corners of the front part of the chair frame are respectively provided with universal corner wheels for installation. Holes 2 and pedal mounting columns 3, the universal corner wheel mounting holes are equipped with two universal corner wheels 4 respectively, pedal devices are respectively installed on the pedal mounting columns, and the two corner wheels at the rear of the chair frame The chair wheels 7 driven by two electric motors 6 are respectively installed on the side, and the installation shaft hole 8 of the crawler type stair climbing device is provided at the rear of the chair frame, and the armrest frame on both sides of the upper part of the chair frame is connected with the chair frame. It is pluggable; the connection between the chair back of the chair frame and the chair...
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