Metallic joint for electrical service cable connection 插畫檔

A detailed technical illustration of a metallic joint designed for connecting electrical service cables in railway infrastructure. The object features two curved ends, a central slot for cable insertion, and a longitudinal channel for secure attachment. This historical engineering component is depicted as a cut-out on a white background, emphasizing its industrial design and mechanical function for maintaining electrical continuity in railway systems. Historical illustration reproduced from a publication from Italy.