| Patents for E01B 7 - Switches; Crossings (2,127) |
|---|
| 09/28/1988 | EP0283808A1 Dual switching system for simultaneous use by rail and magnetic vehicles |
| 09/22/1988 | WO1988007106A1 A device for the heating of railway switches |
| 09/21/1988 | EP0282796A1 Point for switches or crossings |
| 09/14/1988 | EP0281880A1 Point zone for switches or crossings |
| 07/27/1988 | EP0275604A1 Base plate for fastening the rails of railways and switches to wooden sleepers |
| 07/12/1988 | US4756476 Railway switch |
| 06/30/1988 | WO1988004707A1 Bed-plate for securing rails and points of railway tracks to wooden sleepers |
| 06/30/1988 | DE3741024A1 Bahnweiche Track points |
| 06/15/1988 | EP0270763A1 Tongue bed for a switchpoint tongue with flexible movable points |
| 06/01/1988 | EP0269603A2 Process for manufacturing frogs |
| 05/11/1988 | CN87107554A Method manufacturing forked track of wheel of railway switch |
| 05/05/1988 | DE3734839A1 Device for keeping railway points free of snow |
| 05/05/1988 | DE3631418A1 Transport rail points (switches) and crossings |
| 04/20/1988 | CN87211973U Static contact elements for railway points switch |
| 04/19/1988 | US4738418 For use at a railroad track |
| 04/14/1988 | DE3634231A1 Railway switch points with component locking mechanism - secures components rigidly by brackets through rail webs |
| 03/23/1988 | CN87203201U Elastic indicating bar for railway points |
| 03/16/1988 | EP0260233A1 A process to connect austenitic manganese steel frogs of point to carbon or low-alloy steel rails |
| 02/16/1988 | CA1232884A1 Railroad frog having movable wing rails |
| 12/30/1987 | WO1987007920A1 A method for switching railway switches and a railway switch for carrying out the method |
| 12/02/1987 | EP0247693A2 Heating device for deicing railway switches |
| 11/11/1987 | CN86210820U Current signal transduser for electric goat |
| 10/29/1987 | DE3613073A1 Guard rail (check rail) for crossings and points for railway track systems |
| 10/06/1987 | CA1227863A1 Switch for a railway turnout or crossing |
| 09/22/1987 | US4695017 Railroad switch snow deflecting air nozzle apparatus |
| 09/02/1987 | CN87100135A Haloarylnitrile degrading gene, ist use, and cell containing gene |
| 08/19/1987 | EP0232726A2 Slide plate for railway points |
| 08/18/1987 | US4687163 Railway switch control system |
| 08/05/1987 | CN86207838U Nylon spacer for railway switch |
| 07/16/1987 | WO1987004181A1 Haloarylnitrile degrading gene, its use, and cells containing the same |
| 07/15/1987 | EP0229042A2 Haloarylnitrile degrading gene, its use, and cells containing the gene |
| 06/24/1987 | CN86202442U Hydraulic railway switch |
| 06/23/1987 | US4674718 Method and apparatus for keeping railway switches free from snow |
| 06/23/1987 | US4674579 Method and apparatus for installment of underground utilities |
| 06/09/1987 | US4671475 Railroad track switch covers and heater |
| 06/02/1987 | CA1222556A1 Method and apparatus for keeping railway switches free from snow |
| 05/05/1987 | US4662283 Toy railroad able to change the toy traffic direction |
| 04/08/1987 | EP0216824A1 Three-way railway switching points |
| 04/07/1987 | US4656333 Thin profile snow, sleet and moisture sensing detector |
| 03/18/1987 | EP0214925A2 Railway switch |
| 02/17/1987 | CA1218048A1 Frog, in particular frog point, for rail crossings or rail switches as well as process for producing same |
| 01/20/1987 | US4637579 Railroad switch mechanism |
| 01/20/1987 | US4637578 Railroad frog having movable wing rails |
| 01/20/1987 | CA1216921A1 All weather switch for railroads |
| 01/06/1987 | US4634087 Grooved rail switch with a tongue rail device |
| 11/25/1986 | CA1214536A1 Railway switch control system |
| 11/12/1986 | CA1213966A1 Air blowing apparatus for a railway switch-rail section |
| 10/23/1986 | WO1986006118A1 Three-way railway switching points |
| 10/22/1986 | CN85103158A Unit prefabricated building elements |
| 10/15/1986 | CN85204110U Points-protecting device of railway points switch |
| 09/24/1986 | EP0195559A1 Method and apparatus for installment of underground utilities |
| 07/02/1986 | CA1207072A1 Railroad switch snow deflecting air nozzle apparatus |
| 07/02/1986 | CA1206938A Highway railway crossing and cap therefor |
| 06/11/1986 | EP0184218A2 Apparatus for switching over running directions of running member |
| 06/11/1986 | EP0184054A2 Rail apparatus |
| 06/10/1986 | CN85108861A Translating direction device of bogie |
| 05/20/1986 | US4589617 Frog for switches |
| 04/09/1986 | EP0176830A2 Electrically actuated mechanism for rail switch-points |
| 01/14/1986 | US4564162 Track intersection for toy trains |
| 11/21/1985 | EP0162038A2 Railway track switch |
| 10/02/1985 | EP0156351A2 Locking device for a switch point |
| 10/02/1985 | EP0156350A2 Device for attaching rails |
| 10/02/1985 | EP0156349A2 Device for attaching rails |
| 08/13/1985 | US4534527 All weather switch for railroads |
| 08/07/1985 | EP0151012A2 All weather switch for railroads |
| 06/12/1985 | EP0144034A2 Tongue device for grooved rails |
| 06/05/1985 | EP0143289A1 Frog for switches or crossings, and method of manufacturing them |
| 04/30/1985 | US4514235 Age-hardened steel; build-up welding on base |
| 02/19/1985 | CA1182722A1 Castings |
| 02/12/1985 | US4498399 Free line switch arrangement for power-and-free trolley conveyor |
| 01/09/1985 | EP0130783A2 A switch for a railway turnout or crossing |
| 10/31/1984 | EP0123666A1 Fastening device for stock rails with a slide chair for railway switches |
| 10/23/1984 | CA1176613A1 Switch point guard |
| 10/16/1984 | US4476787 Railway switch |
| 09/04/1984 | US4469299 Railway turnouts |
| 07/25/1984 | EP0113814A1 Rib plate |
| 07/18/1984 | EP0113515A1 Slide plate arrangement for railway switch rail |
| 06/27/1984 | EP0112063A1 Welded railway crossing |
| 04/18/1984 | EP0105864A1 Frogs, particularly frog points for railway crossings or for railway switches, and process for their manufacture |
| 03/28/1984 | EP0104050A1 Railway track switch lubricator |
| 03/21/1984 | EP0103566A2 Process for manufacturing steel frogs, especially frog points for railway crossings and railway switches |
| 02/07/1984 | US4429845 Rail track heaters |
| 02/07/1984 | CA1161809A2 Railroad frog |
| 11/22/1983 | CA1157444A1 Railroad frog |
| 07/19/1983 | CA1150210A1 Railway double tongue switch |
| 07/05/1983 | US4391425 Railroad switch heater |
| 06/07/1983 | US4386751 Switch point guard |
| 05/18/1983 | EP0079099A2 Grooved rail, method of making it and rail apparatus with such a rail |
| 01/26/1983 | EP0070774A1 Process for manufacturing railway frogs from manganese steel, and process for connecting said railway frogs to rails made from carbon steel |
| 12/07/1982 | US4362282 Railroad frogs |
| 11/30/1982 | US4360949 Portable pneumatic railroad switch cleaning device |
| 11/16/1982 | USRE31081 Railroad switch heater |
| 10/06/1982 | EP0061945A1 Slide plate and its use in a system of railway switches |
| 08/03/1982 | US4342593 Castings |
| 07/27/1982 | CA1128636A1 Railroad switch heater |
| 11/25/1981 | EP0040533A2 Railway turnouts |
| 08/11/1981 | US4283030 Railway switch heel block |
| 02/17/1981 | US4251042 Railway double tongue switch |
| 08/20/1980 | EP0014485A1 Burner for a railway points-heater |
| 07/15/1980 | CA1081670A1 Railroad frogs |