About 26 results
https://drivepatents.com/patents/1386839 · 17 Dec 2025
The invention relates to a device (1) for maintenance of a catenary contact wire (10), comprising: - a frame (20) defining a passage for a contact wire (10); - connection means on a contact wire (10) received in the passage, the connection means being inte...
https://drivepatents.com/patents/1395942 · 25 Dec 2024
Die Erfindung betrifft ein Verfahren zur Erfassung von Zustandsdaten (ZD) einer elektrischen Oberleitungsanlage (10), wobei mittels einer Sensoreinrichtung (41) eines Messfahrzeugs (30) an Messpositionen (MP) jeweils dreidimensionale Lagedaten (LD) von ein...
https://drivepatents.com/patents/939722 · 3 Aug 2016
For enabling a measurement of configuration of a wearing portion of a trolley wire from a traveling car, easily. Slit laser beams L1 and L2 are irradiated on the trolley wire 1, approximately vertical to a progressing direction of the car 9, from means pro...
https://drivepatents.com/patents/947133 · 13 Jan 2016
An overhead line position measuring apparatus which also enables contactless three-dimensional position measurement using an inspection car as to an overhead line other than a contact wire. The overhead line position measuring apparatus includes: first and...
https://drivepatents.com/patents/954878 · 30 Dec 2015
A wear measuring device which has a wear measurement camera (2) to image the bottom face of the trolley wire (3) in contact with a pantograph (5) installed on the roof of a train (1) and comprises an image processing unit (10) that measures wear width of a...
https://drivepatents.com/patents/955740 · 11 Nov 2015
The invention relates to a method for measuring the sag of electrical overhead lines on tracks of rail-bound traffic, wherein the measurement is carried out with the aid of optical detection. The invention is based on the object of developing a method whic...
https://drivepatents.com/patents/964297 · 7 Jan 2015
A pantograph measurement method by means of image processing comprising a process (S1) for acquiring a video image of a marker (50) disposed on a pantograph (40) and for generating a space-time image from the acquired video, and a process (S2) for searchin...
https://drivepatents.com/patents/971857 · 30 Jul 2014
The device (4) has a fixing support (40) intended to be fixedly connected to a contact wire (11), and an elastic blade (6) connected to the fixing support under tension. The elastic blade includes a fuse portion (63) to be ruptured in case of wear of the c...
https://drivepatents.com/patents/975377 · 7 May 2014
A processing computer, which is placed within a vehicle, comprises: a line sensor image creating unit (4a) for creating a line sensor image obtained by arranging, in a time sequence manner, image signals input from a line sensor camera (2) placed on the ro...
https://drivepatents.com/patents/985933 · 6 Mar 2013
Provided is a contact force measurement method and a contact force measurement device with which the contact force of a pantograph can be measured using image processing, even for pantographs with a structure that prevents the collector head and spring fro...