"Telephone, n. An invention of the devil which abrogates some of the advantages of making a disagreeable person keep his distance. "
Ambose Bierce
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| Number | Title | Issue Date |
| 8020493 | Track-switching device and method The present disclosure provides an apparatus for switching a vehicle from a first track to a second track. The track-switching device may be rotated by a motor, and may have a drive axle and a primary axle. The drive axle may have a barrel located at one end of the ... | 09/20/2011 |
| 7245993 | Railway system with at least one track, and method for encoding data for transmission over the track A railway system with at least one track having at least two rails and a method for encoding data for this railway system are disclosed. Railway signaling systems are located proximate to the tract for controlling railway cars moving along the rails. The railway sys... | 07/17/2007 |
| 6354225 | Line-changing device for tracks of a magnetic levitation train A track-alternating arrangement for magnetic-levitation roadways, in which one of a series of mutually aligned bearers in each roadway establishes a first junction to join the roadways together. The bearer is inflectable to form the first junction. Each b... | 03/12/2002 |
| 6273000 | Rail switching system A system for switching rails that rotates in a horizontal plane about a pivot to direct a vehicle traversing a system of rails along alternate paths is provided. The rail switching system also has a main line connector for providing one vehicle path betwe... | 08/14/2001 |
| 5950543 | Evacuated tube transport An evacuated tube transport (ETT) system comprises: Evacuated tubes (200) along a travel route (100) for both directions; capsules (300) to transport occupants or cargo within the tubes; equipment (700) providing continuous transfer to tube while preservi... | 09/14/1999 |
| 5657696 | Switches for automated guideway transit systems A combination includes railway tracks, each having two substantially parallel rails, each of the rails having a substantially horizontal ledge. The tracks include a first track defining a transverse discontinuity along a length thereof and comprising a fi... | 08/19/1997 |
| 5499583 | Railway switch A railway switch has a rightward switch position for coupling a track with a right track and a leftward switch position for coupling the track with a left track. Each track has a right rail and a left rail. The switch has a first or right rail of the righ... | 03/19/1996 |
| 5312074 | Safety mechanism for track system This apparatus relates to a safety mechanism for a rail system having tracks adapted to be moved in an out of alignment for the transfer of an object from one track to the other. More specifically, the apparatus relates to a mechanism which prevents the a... | 05/17/1994 |
| 5036773 | Rotatable prism switch for guiding a reciprocal pusher chain along several paths The selective interconnection of tracks or slots coming together at a junction in a conveying system with push and pull operable conveying chains without return strands running in chain channels is accomplished by a switch constructed as a straight prism ... | 08/06/1991 |
| 5020441 | Electric coupling for rotary guideway switch A rotary switch for a people mover guideway having a predetermined path, guidebeam and electric rail configuration, routes a transit car having electric power signal collectors from one entry guideway path to either of two exit guideway paths or vice vers... | 06/04/1991 |
| 5020442 | Guideway station for a rotary guideway switch A switching station for a people mover rotary guideway switch. The switching station routes a transit car from an entry guideway path to either of two exit guideway paths. The station includes a guideway section structured at each of its entry and exit po... | 06/04/1991 |
| 5012747 | Rotary guideway switch having guidebeam and/or electric rail structure located above and between guideway tire paths A rotary switch for a people mover guideway which as a pair of spaced tire paths with a predetermined tire path, guidebeam and electric rail configuration. The rotary switch routes a transit car from one entry guideway path to either two exit guideway pat... | 05/07/1991 |
| 4970966 | Self-aligning rotary guideway switch A rotary switch operates in a people mover guideway having a predetermined tire path, guidebeam and electric rail configuration to route a transit car from one entry guideway path to at least either of two exit guideway paths or vice versa. The switch has... | 11/20/1990 |
| 4970967 | Rotary guideway switch for people mover systems A rotary switch for a people mover guideway having a predetermined tire path, guidebeam and electric rail configuration routes a transit car from one entry guideway path to at least either of two exit guideway paths or vice versa. The switch has an elonga... | 11/20/1990 |
| 4970965 | Safety locking structure for a rotary guideway switch A rotary switch is provided for a people mover guideway having a predetermined tire path, guidebeam and electric rail configuration. The rotary switch routes a transit car from one entry guideway path to at least either of the two exit guideway paths or v... | 11/20/1990 |
| 4970964 | Single turnout rotary guideway switch and a dual lane crossover station employing the same A single turnout rotary guideway switch is provided with an elongated structural frame member having guidebeam, electric rail and tire path structure on each of two sides of the switch compatible with the guidebeam, electric rail and tire path structure o... | 11/20/1990 |
| 4970962 | Double turnout rotary guideway switch A double turnout rotary guideway switch is provided with an elongated structural frame member having guidebeam, electric rail and tire path structure on each of two sides of the switch compatible with the guidebeam, electric rail and tire path structure o... | 11/20/1990 |
| 4213396 | Traffic system with drive channel and road vehicles mechanically cross guided-therein A public passenger local traffic system with vehicles capable of driving either on streets or guided mechanically transversely in drive channels with at least approximately vertically extending switch guide surfaces being provided within an area of drive ... | 07/22/1980 |