http://www.freshpatents.com/Railway-switches-and-signals-dtnewntc246.php USPTO Class 246 - Railway switches and signals en-us Mon, 30 Jan 2012 13:29:58 -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/-dt20120126ptan20120018591.php Mon, 30 Jan 2012 13:29:58 -0800 A method and an apparatus for an on-board train control device are provided, and are based on converting speed codes received from wayside cab-signaling devices into movement authority limits. The device determines the train location independent of the wayside train detection system, and generates and enforces stopping profiles based on... http://www.freshpatents.com/-dt20120126ptan20120018592.php Mon, 30 Jan 2012 13:29:58 -0800 A hydraulic oil control unit for supplying hydraulic oil actuators in switch machines of railway points or the like is described. The control unit comprises a closed circulation circuit of a hydraulic oil fluid with delivery and return lines. These lines are connected to a hydraulic oil actuator translating point...