PARTIKELFANGANDE VINKELSKARV FOR INNESLUTNA SAMLINGSSKENEAPPARATER FOR ELEKTRONISK HOGSPENNING

摘要

Gas-filled enclosed electric bus apparatus having an enlarged spherical elbow joint is provided with a joint housing having a deep particle trap directly beneath the spherical joint and at least one narrow entrance slot in the housing bottom wall. Each slot extends transversely of the longitudinal axis of a horizontal conductor connected at the joint and the housing bottom wall is inclined in all directions toward the trap.