US Patent 8641078 Foldable wheelchair
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Patent abstract
A foldable wheelchair comprises a body, a first support rod, a second support rod, a backrest rack and a connecting unit. The backrest rack is provided with a first support tube swingably disposed on the first support rod and a second support tube swingably disposed on the second support rod. The first and second support tubes can be separated from each other and swing outwardly by the connecting unit, which facilitates the folding operation of the wheelchair, such a wheelchair is small and is convenient to carry.
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Patent Inventor Names
Po Hsuan Yang0
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US Patent 08641078 Foldable wheelchair US Patent 8641078 Foldable wheelchair
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Patent Number
08641078
Patent Number
8641078
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US Patent 08641078 Foldable wheelchair
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Is a
Patent jurisdiction
Patent number
08641078
Date of patent
February 4, 2014
Patent application number
13295232
Date Filed
November 14, 2011
Patent primary examiner
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