Contact Wire

Some articles on wire, contact, contact wire:

TGV World Speed Record - Record of 1990 - Track Preparation - Catenary Modifications
... it sets up a wave-like disturbance which travels down the wire with a speed determined by the tension in the wire and its mass per unit length ... disturbance, resulting in dangerously large vertical displacements of the wire as well as contact interruptions ... There were two solutions increase the tension in the wire or reduce its mass per unit length ...
DBAG Class 101 - Pantographs
... The contact shoes are outfitted with a monitoring system in case of contact shoe breakage ... Inside of the contact shoe, which is made of graphite, runs an air channel, which is overpressurised ... to automatically retract, preventing possible damage to the overhead contact wire ...
Xerography - Xerographic Process
... This effect can also be achieved with the use of a contact roller with a charge applied to it ... Essentially, a corona discharge is generated by a narrow wire 1/4 to 1/2 inch (6,35 to 12,7 mm) apart from the photoconductor ... A negative charge is placed on the wire, which will ionize the space between the wire and conductor, so electrons will be repelled and pushed away onto ...
MAPED F1 (France) - Mine Operation
... It is basically actuated by a contact wire ... cable are attached to an electric detonator which is inserted in the mine and a spool of contact wire is rolled out ... Any contact with the wire after the mine is armed will break the fibre, which collapses an electrical circuit and triggers the mine ...

Famous quotes containing the words wire and/or contact:

    Constantly risking absurdity and death whenever he performs above the heads of his audience the poet like an acrobat climbs on rime to a high wire of his own making.
    Lawrence Ferlinghetti (b. 1919)

    Yet for all that, there is nothing in me of a founder of a religion—religions are affairs of the rabble; I find it necessary to wash my hands after I have come into contact with religious people.
    Friedrich Nietzsche (1844–1900)