| 摘要 |
The element (10) has a charcoal contact shoe (14) located on a carrier (12), where the carrier is made of aluminum. The carrier is formed in a single piece for receiving the charcoal contact shoe. The charcoal contact shoe is provided with a trough-shaped depression (16) such that the contact shoe is flushed at end faces (24) with a top (22) of the carrier. The carrier comprises a pressurized air channel for a wear indicator of the charcoal contact shoe. The pressurized air channel is formed in a block of the carrier. |
