Self-propelled all terrain wheelchair
First Claim
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1. A self-propelled all terrain wheelchair comprising:
- a frame including a back portion and a seat;
four axles mounted rotatably on said frame in a spaced relationship to one another;
wheels rotatably mounted on each of said axles, said wheels having belt engaging means thereon;
a cleated belt having a plurality of lugs thereon, said cleated belt extending around all four wheels and being in engagement with the belt engaging means thereof; and
,a slidable hand grip slidably mounted on said frame and engagable with said belt to move said belt relative to said wheels.
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Abstract
A wheelchair adapted for use both on smooth surfaces and uneven or rough ground wherein a cleated belt is trained around a plurality of wheels on both sides of the chair and is driven by a spring-loaded handgrip engaging therewith. Means are provided for tensioning the belt and for locking the hand grip in engagement with such belt.
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Citations
6 Claims
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1. A self-propelled all terrain wheelchair comprising:
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a frame including a back portion and a seat; four axles mounted rotatably on said frame in a spaced relationship to one another; wheels rotatably mounted on each of said axles, said wheels having belt engaging means thereon; a cleated belt having a plurality of lugs thereon, said cleated belt extending around all four wheels and being in engagement with the belt engaging means thereof; and
,a slidable hand grip slidably mounted on said frame and engagable with said belt to move said belt relative to said wheels. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification