DEVICE FOR CONNECTING ELECTRICAL LINES FOR BORING AND PRODUCTION INSTALLATIONS

摘要

A device for connecting two electrical lines to essentially tubular connecting elements (1, 2) of drill pipes (32), which elements can be screwed to one another, characterized in that on one connecting element (1), a first electrical contact element (10) is located to be able to move in the direction of rotation of the connecting element (1), and that on the other connecting element (2), a second electrical contact element (23) is located in a fixed manner.