http://www.freshpatents.com/Friction-gear-transmission-systems-or-components-dtnewntc476.php USPTO Class 476 - Friction gear transmission systems or components en-us Fri, 19 Dec 2008 00:15:41 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Friction-gear-frej-dt20081211ptan20080305919.php Fri, 19 Dec 2008 00:15:41 -0800 Actuators for adjustments of office and assembling work tables, hospital beds, windows, process valves are some examples on applications where the current gear technology gives noise problems and needs space. Friction gears give silent running but are sensitive for alignment errors of the output shaft. These errors give changes in... http://www.freshpatents.com/Toroidal-continuously-variable-transmission-dt20081211ptan20080305920.php Fri, 19 Dec 2008 00:15:41 -0800 Power roller-side concave grooves are opposed to disk-side concave grooves 19, 19 so as to have angles therebetween in a rolling contact area between a peripheral surface of the power roller and a one-side surface 17 of a disk 16 in an axial direction regardless of a transmission gear ratio...