Trundle and wheelchair
The invention provides a trundle and a wheelchair, wherein the spanning ability of the trundle in obliquely entering a step is improved. The wheelchair is characterized by comprising a frame, a first wheel, and two second wheels smaller than the first wheel. The above frame and the wheels are arrang...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The invention provides a trundle and a wheelchair, wherein the spanning ability of the trundle in obliquely entering a step is improved. The wheelchair is characterized by comprising a frame, a first wheel, and two second wheels smaller than the first wheel. The above frame and the wheels are arranged in the frame and are positioned on the two sides of the first wheel respectively. The interval between the first wheel and the second wheels is d. The turning radius of the first wheels (img file='DDA0000382467140000011. TIF'wi='28'he='46'/). |
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