Back to results
US 4,451,080 AGranted
Mobility aid
OwnerCeoma Nixinventor
Life of this patent
Estimating the term…
Abstract
A mobility aid for use in conjunction with crutches or like, by a legless person or a person afflicted with paraplegia for step-like ambulation, the aid having a foot with a convex lower surface.
Claims12
A mobility aid for use, in conjunction with crutches or other movable supports, for step-like movement by legless persons and persons lacking supporting use of their leg or legs, comprising:
- a seat;
- retaining means for securing a person in said seat;
- leg means attached at one end to said seat for supporting said seat above the ground;
- and
- foot means for rocking said aid at the commencement and conclusion of each step, said foot means being secured to an end of said leg means opposite the end attached to said seat, said foot means having a ground-engaging convex surface opposing said leg means, the convexity of said surface extending along the dimension of said foot lying in the direction of movement.
2 more elements
Dependencies are inferred from the claim text.