| 摘要 |
<p>1. Contact arrangement for tap switches of tapped transformers with a contact bridge (7), which is rollable along two circular arcs and which consists of two contact rollers (8, 9) axially connected with each other through a flexible cable (12) and borne in a contact bridge carrier, wherein each contact roller (8, 9) is borne in an arm (10, 11) of the contact bridge carrier and both the arms (10, 11) are pivotable independently of each other in the direction of the circular arcs, and with stationary contacts, which are arranged on the circular arcs and which are executed as individual contacts and also as contact tracks, wherein a connection between two contacts of both circular arcs is produceable each time by means of the rollable contact bridge (7), characterised thereby, that a steel core (14) is provided in the flexible cable (12) and arranged centrally of the cable, wherein each end (141) of the steel core is firmly connected with a contact roller (8 or 9).</p> |
