|
2023
|
Invention
|
Reverse angled point slider.
A switching apparatus comprising a point detector connecting rod co... |
|
2019
|
Invention
|
Reverse angled point slider. A switching apparatus comprising a point detector connecting rod con... |
|
2017
|
Invention
|
Hydraulic switch machine for railroads. Provided is a hydraulic railroad switch machine that inco... |
|
|
Invention
|
Method of indicating a railway switch status. A method for indicating a status of a railroad swit... |
|
2014
|
Invention
|
Railway dark territory switch automation. The system provides a railroad switch for use in un-sig... |
|
|
Invention
|
Railroad track circuits. The present invention provides systems, methods and devices that accurat... |
|
2013
|
Invention
|
Shield device for a switch point adjusting element. A shield device for a switch point adjusting ... |
|
2012
|
Invention
|
Point detector overtie structure. A railroad switching apparatus utilizing a tie which is positio... |
|
|
Invention
|
Railroad switch signaling device. An apparatus for indicating the position of a point detector ba... |
|
2009
|
Invention
|
External point spring locking device. The invention provides an external spring-loaded locking de... |
|
2008
|
Invention
|
Railway dark territory switch automation. The invention provides a method for a railroad switch f... |
|
2007
|
Invention
|
Dragging equipment detector. Disclosed systems, methods, and apparatti generally define invention... |
|
2005
|
Invention
|
Method and apparatus for controlling railway switches. A wirelessly controlled railroad switch de... |
