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US 5,855,249 AGranted
Electric vehicle for urban use
AssigneeMaquinas Agricolas Jacto S.A.
InventorShiro Nishimura
Life of this patent
Estimating the term…
Abstract
A motor vehicle for urban use has a chassis, a plurality of wheels mounted on the chassis, an electric motor, an electric energy source supplying current to the electric motor located inside one of the wheels, and gears including a conical gear provided on an axle of the electric motor and a circular gear provided in a casing, with a roller bearing received in a groove of the circular gear.
Claims9
A motor vehicle for urban use, comprising a chassis;
- a plurality of wheels mounted on said chassis;
- an electric motor;
- an electric energy source supplying current to said electric motor, said electric motor being located inside one of said wheels, said wheels including three wheels with one front wheel and two rearwheels, said electric motor being mounted in said front wheel, said front wheel having a casing with a recess forming an inner chamber for accommodating said electric motor and with a concave portion for receiving a tire, said casing being composed of two parts spaced from one another in direction of an axis of said front wheel and connected with one another;
- means for connecting said parts with one another, each of said parts of said casing having an axially extending hollow axle;
- a fork-like frame supporting said hollow axles with interposition of roller bearings, said electric motor having a rotary axle extending substantially radially;
- a cover provided with said electric motor and supporting said axle;
- a wheel casing;
- gear means including a conical gear provided on said axle and a circular gear provided in said casing in engagement with said conical gear, said circular gear having a cylindrical portion with a circular groove with a rectangular section for receiving a roller bearing.
5 more elements
Dependencies are inferred from the claim text.