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…

Continuously Variable Transmission
US 08784260 B2, July 22, 2014, With condition responsive means to vary contact pressure, Takahiro Shiina et al. / Toyota Jidosha Kabushiki Kaisha (Toyota, JP)
A continuously variable transmission comprising:…

Drive Train Apparatus
US 08864622 B2, Oct. 21, 2014, Flexible belt in drive train, Martin G Smith et al. / Vitec Group PLC (Bury St. Edmunds, GB)
A drive train for driving a pan and tilt head, the drive train comprising…

Variator Assembly
US 08858389 B2, Oct. 14, 2014, Toroidal, Philip C. Lundberg et al. / GM Global Technology Operations, LLC (Detroit, US)
A transmission comprising:…

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:…

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:…

Variator Multiplex Valve Scheme for a Torroidal Traction Drive Transmision
US 08721494 B2, May 13, 2014, Fluid control, John W. E. Fuller et al. / Allison Transmission, Inc. (Indianapolis, US)
An apparatus for controlling fluid flow to a variator in an automatic…

Continuously Variable Transmission
US 08641577 B2, Feb. 4, 2014, Variable ratio, Jon M Nichols et al. / Fallbrook Intellectual Property Company LLC (Cedar Park, US)
A continuously variable transmission (CVT) comprising:…

Vehicle Drive Force Distributing Apparatus
US 08500596 B2, Aug. 6, 2013, With condition responsive means to vary contact pressure, Egio Sakagami et al. / Nissan Motor Co., Ltd. (Yokohama, JP)
A vehicle drive force distributing apparatus comprising:…

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