The invention relates to a method for retensioning overhead contact line systems of rail-bound rail traffic, wherein fastening and tensioning devices with cable pulls and slot guides are attached to an overhead contact line mast or a wall. The invention is...

The lock has tension rods (2), and a transportable support (4) provided for goods and comprising through-holes. Each tension rod is designed as a threaded bolt engaged into through-holes of a traverse member (1), where the threaded bolt is aligned perpendi...

A camera (1) is attached to a rail vehicle (4) as a sensor for a measuring device. An aerial contact wire support point (13) on an overhead wire mast (5) is surveyed as an object. Structures within the aerial contact wire support point have their angles/di...

The method involves monitoring the emergency lighting (3,4) in a tunnel with a controller of a tunnel safety lighting system consisting of a tunnel monitoring center (1) and emergency lighting equipment (2), which can operate autonomously at least for a ti...

The invention relates to a method and a device for replacing a contact wire that is fastened by hangers to a support cable on an overhead line of a track, wherein continuous operation is achieved by simultaneously winding up an old contact wire and pulling...