Friction gear transmission systems or components inventions 07/08

20080182709 - Valve configuration for a lubrication circuit of a latched pump applied clutch transmission: A hydraulic control circuit for a transmission is provided including a source of pressurized fluid and at least one selectively engageable torque transmitting mechanism. At least one latching valve is provided in communication with the source and is operable to selectively communicate the pressurized fluid to effect engagement of the... Agent: General Motors Corporation Legal Staff

20080167159 - Device for controlling a gearbox: A device for controlling a gearbox, in particular for a motor vehicle, comprising fixed permanent magnets, mounted on a gearbox casing and cooperating by magnetic attraction or repulsion with a mobile permanent magnet mounted on a transmitter member driving into rotation or translation a shaft for selecting and/or changing gears,... Agent: Alston & Bird LLP

20080167160 - Drive type of spherical roller: The present invention comprises a spherical roller in a globular form, a housing on the undersurface of which an opening in a circular form is provided in such a way that the spherical roller is projected in a horizontal down direction, a support roller having rotatable contact with an upper... Agent: Young & Thompson

20080161151 - Electromotive drives: A transmission having a plurality of tilting balls and opposing input and output discs provides an infinite number of speed combinations over its transmission ratio range. The transmission provides multiple powerpaths and can be combined with electrical components to provide motor/generator functionality, which reduces the overall size and complexity of... Agent: Knobbe Martens Olson & Bear LLP