Bullet vehicle passage preventing device, has movable concrete foundation including framework that permits to integrate portal to movable foundation that absorbs shock thrust by raising movable foundation on fixed concrete foundation

摘要

The device has a movable concrete foundation (1) including a metallic framework that permits to integrate a terminal or a portal (4) to the movable foundation. The movable foundation absorbs shock thrust by raising the movable foundation on a fixed concrete foundation (2). A connection piece (3) integrating the framework and the portal transmits energy of movement of an attack vehicle to the movable foundation.