| 摘要 |
FIELD: closing of vessels. SUBSTANCE: closing device 60 for vessel 50 has holder 62, either mounted on vessel, or made integral with vessel adjacent to vessel hole 52, and cover 64 which can be shifted from open to closed position over vessel hole. Device has connecting mechanism with slots 84,86 and holding dowels 106,108 intended for relative connection of cover and holder to provide sliding of cover relative to holder between open and closed positions. Clamping mechanism is also provided. This mechanism has opposite inclined surfaces 80,82, 102,104 on holder and cover intended for engagement with connecting mechanism. Thanks to it cover is fixed in clamping with holder over vessel hole when slipping into closed position. EFFECT: enlarged operating capabilities. |
