4. Planetary gear transmission systems or components
  5. Nonplanetary variable speed or direction transmission...
  6. Nonplanetary transmission is friction gearing

Forbes G. Perry

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Continuously variable transmissions

Planetary gear transmission systems or components – Nonplanetary variable speed or direction transmission... – Nonplanetary transmission is friction gearing
Patent

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Contiuously variable transmissions

Planetary gear transmission systems or components – Planet pinion is friction gear – Variable speed ratio
Patent

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Toroidal race rolling traction transmission units

Machine element or mechanism – Gearing – Toothed gear and recirculated unconnected elements
Patent

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Profile ID: LFUS-PAI-P-98331

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