Featured patents

Variator Switching Valve Scheme for a Torroidal Traction Drive Transmision
US 08840522 B2, Sept. 23, 2014, Of toroidal transmission, Charles F. Long et al. / Allison Transmission, Inc. (Indianapolis, US)
An apparatus for controlling a variator having at least one roller between…

Full Toroidal Traction Drive
US 08827864 B2, Sept. 9, 2014, Plural toric cavities, Michael James Durack / Ultimate Transmissions Pty Ltd (Strathfield, NSW, AU)
A toroidal variable speed traction drive comprising a driving disc and a driven…

Infinitely Variable Transmissions, Continuously Variable Transmissions, Methods, Assemblies, Subassemblies, and Components Therefor
US 08790214 B2, July 29, 2014, Variable ratio, Charles B. Lohr et al. / Fallbrook Intellectual Property Company LLC (Cedar Park, US)
A variator for an infinitely variable transmission (IVT), the variator…

Drive Unit
US 08758191 B2, June 24, 2014, Friction gears on nonlinear angularly related axes, Kazuya Kuwabara et al. / Honda Motor Co., Ltd. (Tokyo, JP)
A drive unit comprising:…

Toroidal Continuously Variable Transmission
US 08727937 B2, May 20, 2014, Of toroidal transmission, Motoki Tabuchi et al. / Toyota Jidosha Kabushiki Kaisha (Toyota-shi, JP)
A toroidal continuously variable transmission comprising:…

Stepless Gear Ratio Variator
US 08715134 B2, May 6, 2014, Variable ratio, Lucia Galassi / (Imola (BO), IT
A stepless gear ratio variator for wind generators wherein the transmission…

Bevel Friction Ring Gearing and Method for Mounting or Producing a Bevel Friction Ring Gearing
US 08708864 B2, April 29, 2014, Rigid, Werner Brandwitte et al. / Ulrich ROHS (Dueren, DE)
A bevel friction ring gearing, comprising:…

Hydraulic Variator Control Arrangement
US 08641576 B2, Feb. 4, 2014, Of toroidal transmission, John Fuller / Torotrak (Development) Limited (Leyland, Lancashire, GB
A hydraulic control arrangement for a variator having a pair of races, at least…

Roller Frictional Transmission Unit
US 08579757 B2, Nov. 12, 2013, Friction Transmission or Element, Tetsu Takaishi et al. / Nissan Motor Co., Ltd. (Yokohama-shi, JP)
A roller frictional transmission unit comprising:…

Frictional Drive Device and Inverted Pendulum Type Vehicle Using the Same
US 08460154 B2, June 11, 2013, Coil spring, Kazuya Kuwabara et al. / Honda Motor Co., Ltd. (Tokyo, JP)
A frictional drive device, comprising:…

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