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United States Patent | 5,657,842 |
Krenkel , et al. | August 19, 1997 |
**Please see images for: ( Certificate of Correction ) ** |
Brush contact for a vehicle, in particular a vehicle that runs on rails and that has a propulsion unit that is to be supplied with an electric current, with a sliding element for the transferral of the electric current from a live conductor, which is carrying an electric current, into the vehicle, whereby the sliding element contains carbon in at least one part of its contact surface that is turned toward the live conductor, whereby the brush contact is characterized by the feature that the contact surface that is turned toward the live conductor has at least one current-transferral region of a layer that comprises a composite material based on carbon-fiber-reinforced carbon.
Inventors: | Krenkel; Walter (Ludwigsburg, DE), Heidenreich; Bernhard (Stuttgart, DE) |
---|---|
Assignee: |
Deutsche Forschungsanstalt fur Luft und Raumfahrt B.V.
(Cologne,
DE)
|
Family ID: | 7766212 |
Appl. No.: | 08/677,767 |
Filed: | July 10, 1996 |
Jul 10, 1995 [DE] | 195 24 708.6 | |||
Current U.S. Class: | 191/45R; 191/59.1; 310/251 |
Current CPC Class: | B60L 5/20 (20130101); C04B 35/83 (20130101); B60L 2200/26 (20130101) |
Current International Class: | B60L 5/18 (20060101); B60L 5/20 (20060101); C04B 35/83 (20060101); B60L 005/08 (); B60L 005/20 (); C22C 001/09 () |
Field of Search: | ;191/45R,49,50,54,55,59,59.1 ;310/220,251,252,253 ;427/114 |
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