A light strip device to be secured on or in a window jamb of a window opening of a door leaf of a rail vehicle boarding system in a nondestructively releasable manner, wherein the window opening has a window pane. The light strip device has at least: a) one light strip which is provided with a number of light sources arranged in a mutually spaced manner in rows, and b) one holding and installation profile in which the at least one light strip can be received and which is provided with an attachment to the window jamb, wherein c) the holding and installation profile has at least one light through-opening such that light generated by the light sources can penetrate the light through-openings, and the holding and installation profile is opaque with the exception of the light through-openings or d) the holding and installation profile is at least partly transparent.

The derail warning system may include a solar-powered LED indicator for derail or switch. The derail warning system may also include an orientation sensor that automatically turns on depending on the orientation of the derail (up or down), derail metal flag, or switch indicator flag. The derail warning system may bring more visibility with a 360-degree LED that is solar powered and may detect orientation and turn on based on the position of the derail, switch, or flag. The derail warning system may use a unique acceleration sensor or g-sensor that can detect orientation movement and automatically turn on or off and be fully charged to operate day or night. The derail warning system may also include a data-logging microprocessor to determine a time stamp of position and location.

The invention relates to a luminous device (5) and a method for managing said device (5), comprising LED lighting means (51), a dissipative electric load (52) adapted to increase an electric power dissipated by the device (5) when the LED lighting means (51) are emitting light, and current interrupting means (53) configured for dynamically interrupting the flow of current through said dissipative load (52) when the LED lighting means (51) are emitting light, so as to reduce the electric power dissipated by said device (5).

A rail signal arrangement for a rail signaling system comprises a rail signal having a rail signal lamp including a plurality of light emitter sub-arrays each comprising a light emitter, wherein the light emitter sub-arrays are electrically connected in parallel. A control circuit is provided and configured to operate the rail signal lamp in response to operating instructions from a remote operations management system, detect the proportion of light emitter sub-arrays that are in an operable condition with a monitoring system, and provide a condition status signal to the remote operations management system in accordance with whether the proportion of light emitter sub-arrays in an operable condition meets a minimum threshold level.

The derail warning system may include a solar-powered LED indicator for derail or switch. The derail warning system may also include an orientation sensor that automatically turns on depending on the orientation of the derail (up or down), derail metal flag, or switch indicator flag. The derail warning system may bring more visibility with a 360-degree LED that is solar powered and may detect orientation and turn on based on the position of the derail, switch, or flag. The derail warning system may use a unique acceleration sensor or g-sensor that can detect orientation movement and automatically turn on or off and be fully charged to operate day or night. The derail warning system may also include a data-logging microprocessor to determine a time stamp of position and location.

An End-of-Train device, a system and a method for signaling events through a visibility marker is provided. The method includes identifying an illumination pattern generated by the visibility marker associated with an End-of-Train device on a leading train, wherein the illumination pattern is identified based on output of one or more secondary sensors on the follower train, and wherein the illumination pattern is indicative of an event affecting an operation of the leading train. Based on the identified illumination pattern one or more instructions to be executed are determined. Further, the one or more instructions are executed for signalling events through the visibility marker associated with the follower train.

A light emitting diode (LED) shielding and monitoring system includes multiple light emitting diodes (LEDs) (12, 14, 82, 92), multiple optical detectors (20, 84, 94) for detecting a light output of the plurality of LEDs (12, 14, 82, 92), and a LED shield (30, 110) with multiple compartments (38, 114) for receiving the multiple optical detectors (20, 84, 94). The LED shield (30, 110) is configured such that each compartment (38, 114) receives an optical detector (20, 84, 94), and wherein each compartment (38, 114) is configured such that the optical detector (20, 84, 94) within the compartment (38, 114) detects the light output of a LED (12, 14, 82, 92) of the multiple LEDs (12, 14, 82, 92) without detecting light output other than the light output of the LED (12, 14, 82, 92). Further, wayside LED signals including a LED shielding and monitoring system are provided.

A railroad signal includes a mounting bracket and a signal head, the signal head being mounted to another structure by the mounting bracket, wherein the signal head includes a signal housing, a plurality of signal lights positioned in the signal housing, and a protection device for reducing or eliminating wind forces, the protection device comprising a snow shield and at least one wind guide element.

A railroad crossing warning system and method that include an obstruction detection system establishing a surveillance zone at a railroad crossing configured to detect the presence of an obstruction on a railroad track. A communication system is configured to transmit a warning to a railroad operator when an obstruction is detected within the surveillance zone.

An optical system (100) for a light emitting diode (LED) signal includes a plurality of light emitting diodes (LEDs) (12, 14), a plurality of optical lenses (20, 40, 60, 80) for diverging and collimating light generated by the plurality of LEDs (12, 14), wherein the plurality of LEDs (12, 14) and the plurality of optical lenses (20, 40, 60, 80) are sequentially arranged in an axial direction, and wherein the plurality of optical lenses (20, 40, 60, 80) are configured such that by altering an axial position of one of the optical lenses (20, 40, 60, 80) from a first defined axial position to a second defined axial position, a final angular light distribution of the optical system (100) is variable.