Tent – canopy – umbrella – or cane – Canes – sticks – crutches – and walking aids – Walker type
Patent
1986-12-22
1989-09-26
Hafer, Robert A.
Tent, canopy, umbrella, or cane
Canes, sticks, crutches, and walking aids
Walker type
272703, A61H 300
Patent
active
048692794
ABSTRACT:
An invalid walker comprising right and left side frame members in the form of an inverted Y-shape, each frame member containing a vertical leg, a side leg attached downwardly and rearwardly from the vertical leg and a horizontal brace connecting the vertical leg and side leg, a front horizontal member connecting the right and left side frame members, and handgrip support attached to the upper end of each vertical leg. Stair climbing convenience is provided by a forward extension of the horizontal brace and a restraint strap between the handgrip supports provides an optional safety feature.
REFERENCES:
patent: 3387618 (1968-06-01), Swann
patent: 4211309 (1980-07-01), Ruggiero
Hafer Robert A.
Hedges Harry S.
Sam Charles H.
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