Folding wheelchair
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Apr 7, 2015
Issued Date -
N/A
app pub date -
Aug 13, 2014
filing date -
Aug 13, 2014
priority date (Note) -
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Abstract
A wheelchair includes left and right side frames and a folding mechanism for connecting the left and right side frames to each other in a folding and unfolding relationship. The folding mechanism includes cross struts rotatably connected to the lower side frame members, hinge links connected to the upper side frame members, and a lock for locking the hinge links together when the folding mechanism is unfolded to form a rigid truss between the left and right upper side frame members.
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Family
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