About 14 results
https://drivepatents.com/patents/1387651 · 30 Jul 2025
The invention relates to a system for measuring the position of a counterweight (12) suspended beside a pole (11) supporting a catenary installation, the measurement system comprising: - a first module (101) intended to be fixed on the support pole (11), t...
https://drivepatents.com/patents/949315 · 26 Aug 2015
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...
https://drivepatents.com/patents/968715 · 15 Oct 2014
The tension adjustment device for catenary contact line systems of electric railways with a support cable (8) and a contact wire (9), which are each connected to spring elements (28, 29) for tension adjustment, has a vertical column (26) designed as a tube...
https://drivepatents.com/patents/984454 · 28 Aug 2013
The device has a main and an auxiliary contact lines (4-7) that are arranged in corresponding sections of tracks (1,2). The ends of contact lines in transition region are connected with spring elements (28,29) for stretching the contact lines. The spring e...
https://drivepatents.com/patents/993019 · 6 Feb 2013
Tensioning device (4) with telescopic safety block (5) for the tension of a catenary, in particular, for electric cables (8) of railway lines, undergrounds and trolleybuses comprising at least one crosspiece (12) extending along a main direction (X-X), at ...
https://drivepatents.com/patents/992988 · 6 Feb 2013
Tensioning device (4) for the tension of a catenary, in particular for electric cables (8) of railway lines, undergrounds and trolleybuses comprising at least one crosspiece (12) extending in a main direction (X-X), at least one fixed pulley (20) and at le...
https://drivepatents.com/patents/995881 · 21 Nov 2012
The device (1) has a tensioning arrangement comprising a tensioning drum (5) for receiving an anchoring wire connected with a contact wire or a bearer cable, and another tensioning drum (6) for receiving a weight connected with a retightening weight. The t...
https://drivepatents.com/patents/997012 · 24 Oct 2012
The invention relates to a tension compensation device with brake function, which at least comprises a main shaft (10) and a shell (20) rotating relative to each other. One of the main shaft (10) and the shell (20) is used for connecting with a tension par...
https://drivepatents.com/patents/1009626 · 7 Sep 2011
The device has an elongated spring bar (5) arranged in transient area between rigid and flexible contact wire systems, where rigidity of the bar is increased along longitudinal direction from the flexible contact wire system to the rigid contact wire syste...
https://drivepatents.com/patents/1087290 · 12 May 2004
A wheel tensioning device (1) has a vertically swiveling tensioning wheel with spokes (2) that links to a fastening device (4) via a lever rod assembly (3) and has a larger brake drum/cable reel (5) with two smaller cable reels (6) fitted on each of its si...