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Two-way barrier-free wheelchair design.
The back and pedal of wheelchair can rotate.
That means they swap identities
It’s convenient for people with disabilities ,
by this design ， they do not need others
to help them Leave and sit
on a wheelchair, use the toilet, get
on the bus, go to bed, as well as the
support of other behaviors. The design for
the wheelchair life provide great
convenience for people with disabilities.
Hebei University of Technology