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Continuously Variable Automotive Transmissions
The automotive industry is under significant pressure to improve fuel economy while still providing U.S. consumers with the large, high power vehicles they want.

VeriTran's InfiniTran™ transmissions provide a new, very promising approach to meeting these conflicting demands. If you are considering power train updates in automotive or sport vehicle applications, please contact us to discuss how your system and operating modes might take advantages of the advanced capabilities of VeriTran's drives.

Application

  • Infinitely variable transmissions for large horsepower/high torque automobiles, SUVs, and light trucks
  • Continuously variable transmissions for hybrid vehicle power trains
  • High performance infinitely variable power trains for ATVs, snowmobiles, and other sport vehicles
Relevance
  • Continuously variable transmissions (CVTs) enable optimal matching of engine RPM/power output to the instantaneous power demand of the road conditions
  • Yields improved fuel economy across the driving cycle
  • Can reduce regulated exhaust emissions due to increased flexibility in tuning the engine operating conditions
Market Issues
  • A number of automotive CVT power trains are emerging on the market
Market Example: Belt transmissions modeled after the Van Doorne design are well tested but have power/torque limitations

Market Example: Newer designs based on the toroidal concept can achieve higher performance but have stringent manufacturing issues and high stressful internal conditions


VeriTran Advances
  • Can Handle Large Horsepower/Large Torque Engines
  • Analyses to date indicate VeriTran demo device will exceed 300 hp
  • "Infinitely" Variable (IVT) vs. "Continuously" Variable (CVT)
  • VeriTran's InfiniTran™ IVT can vary output continuously from forward, to zero RPM, and to reverse
  • Simplifies transmission by eliminating torque converters and clutches required for competing CVT designs
  • Employs simple shapes and distributes power/torque load across multiple contacting surfaces
  • Reduces manufacturing complexity and material requirements