Variable transmission using frusto-conical gears and sliding face gears
OwnerHussain Y. Mothaffarinventor
Life of this patent
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Abstract
The present invention provides a variable transmission that works in conjunction with a conventional vehicle automatic transmission, the variable transmission includes at least one frusto-conical gear having a hollow space therewithin for housing a plurality of sliding face gears supported on a main power shaft, wherein the plurality of sliding face gears are hydraulically slidable to engage one another in a various step-up or step-down configurations to provide a smoother automatic shifting and driving condition.
Claims9
A variable automatic transmission for a vehicle, comprising:
- a housing,
- a first frusto-conical gear having a plurality teeth on an outer surface thereof and a hollow opening therein extending the length thereof and rotatably disposed within said housing, said first frusto-conical gear have a plurality of teeth on an inner surface thereof,
- a first main power shaft having a plurality of sliding face gears slidably supported thereon, wherein a first of said plurality of sliding face gears engages an input gear from the engine and the last of said plurality of sliding face gears engages the plurality of the inner teeth of said first frusto-conical gear,
- a second frusto-conical gear having a plurality of teeth on an outer surface thereof and a plurality of teeth on an inner surface thereof, and rotatably disposed within said housing on a second main power shaft, a second plurality of sliding face gear slidably supported on said second main power shaft, said second frusto-conical gear plurality of outer teeth threadably engaging said first frusto-conical gear plurality of outer teeth.
A variable automatic transmission for a vehicle, comprising:
- a housing,
- a first frusto-conical gear having a plurality teeth on an outer surface thereof and a plurality of teeth on an inner surface thereof, and a hollow opening therein extending the length thereof and rotatably disposed within said housing,
- a first main power shaft having a plurality of sliding face gears slidably supported thereon, wherein a first of said plurality of sliding face gears engages an input gear from the engine and the last of said plurality of sliding face gears engages the plurality of inner teeth surface of said first frusto-conical gear.
The variable automatic transmission for a vehicle 1, further comprising a plurality of stabilizing face gear rotatably disposed on a lower inner surface of said housing and having a plurality of outer teeth, wherein said plurality of outer teeth engage the outer teeth of said first frusto-conical gear.
Dependencies are inferred from the claim text.