Featured patents

Fast Valve Actuation System for an Automatic Transmission
US 08852049 B2, Oct. 7, 2014, Of toroidal transmission, Charles F. Long et al. / Allison Transmission, Inc. (Indianapolis, US)
A valve actuation method for an automatic transmission, the transmission…

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 Mechanism for Infinitely Variable Transmission
US 08771133 B2, July 8, 2014, With condition responsive means to vary contact pressure, Christopher J. Greenwood et al. / Torotrak (Development) Limited (Lancashire, GB
A variator transmission comprising:…

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:…

Friction Wheel Drive
US 08771134 B2, July 8, 2014, Condition Responsive Means to Vary Contact Pressure, Heino Heitplatz / Beumer GmbH & Co. KG (Beckum, DE)
A friction wheel drive 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:…

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:…

Infinitely Variable Transmissions, Continuously Variable Transmissions, Methods, Assemblies, Subassemblies, and Components Therefor
US 08535199 B2, Sept. 17, 2013, Variable ratio, Gregory G Stevenson et al. / Fallbrook Intellectual Property Company LLC (Cedar Park, US)
A transmission comprising:…

Aircraft Electric Generation System
US 08449431 B2, May 28, 2013, Friction gearing is ratio change gearing, Masahide Nakamura et al. / Kawasaki Jukogyo Kabushiki Kaisha (Kobe-shi, JP)
An aircraft electric generation system which is adapted to be driven by…

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