| 摘要 |
This container has a bellows (8, 9) which is operated by the gas pressure as indicator of the tightness of the container (1). The bellows (8, 9) is a part of a gas-tight vessel (10) which is arranged in the interior of the container (1) and has an internal pressure which differs from the gas pressure in the container (1). The bellows (8, 9) is connected to an indicating member (12, 14), the position of which is detected through the wall of the container (1). <IMAGE> |
