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US 5,131,494 AGranted
Effective riser reducer step device
OwnerMilton M. Heifetzinventor
Life of this patent
Estimating the term…
Abstract
An effective riser reducer step device is provided, which consists of a mechanism placed upon a tread of a step of a staircase for reducing the height of a riser of the step. Another mechanism is for moving the riser height reducing mechanism to the tread of each successive step of the staircase, so that a physically impaired person suffering from atrophy, back and leg problems can ascend and descend the steps of the staircase.
Claims15
An effective riser reducer step device which comprises:
- a) means placed upon a tread of a step of a staircase for reducing the height of a riser of the step, said means is a portable platform having uninterrupted upper surface and a height of approximately half the height of the riser of each step of the staircase, said portable platform is a unitary box-shaped member;
- and
- b) means for moving said riser height reducing means to the tread of each successive step of the staircase so that a physically impaired person suffering from atrophy back and leg problems can ascend and descend the steps of the staircase, said moving means is a rigid elongated handle extending upwardly from said uninterrupted upper surface.
Dependencies are inferred from the claim text.