摘要 |
A tape of insulating material, provided with a binder, is fixed to an elongated, rectangular electrical conductor in a longitudinal direction thereof, the tape being brought into contact with a first side of the conductor before the other portions of the tape are folded around the conductor with the use of endless belts movable transversely to the longitudinal direction of the conductor for bringing the other portions of the tape in contact with at least two other adjacent sides of the conductor. |