To provide an extensible blocking apparatus which solves a problem in which because a conventional extending blocking apparatus is not provided with a locking apparatus at a door of a box body into which a breaker is stored, there is danger of the door being open due to wind pressure and the breaker protruding to the outside when it is not required.SOLUTION: An extensible blocking apparatus for locking a door of a box body into which a breaker is stored in a close state is mounted on the door, in which air is supplied to the inside of the breaker, and the locking apparatus is unlocked at the same time.SELECTED DRAWING: Figure 2
【課題】 従来の伸縮する遮断装置では、遮断器が収納される箱体の扉に施錠装置がなかったので、風圧などで扉が開いて、不必要な時に遮断器が外部に飛び出してしまう虞があった。【解決手段】遮断器が収納されている箱体の扉を閉鎖状態で施錠するための施錠装置が扉に装着され、遮断器内に空気が供給されると同時に施錠装置が解錠される伸縮自在な遮断装置。【選択図】図2
EXTENSIBLE BLOCKING APPARATUS
伸縮自在な遮断装置
2022-06-09
Patent
Electronic Resource
Japanese
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / E01F ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE , Zusätzliche Baumaßnahmen, wie die Ausstattung von Straßen oder die bauliche Ausbildung von Bahnsteigen, Landeplätzen für Hubschrauber, Wegweisern, Schneezäunen oder dgl. |