| 摘要 |
An internal tank valve (10) for a tank (16) having an opening of a valve seat (24) supported from the tank, a valve element (38, 40) support connected to the valve seat and extending into the interior of the tank, and a sealing valve element (26) inside of said tank rotatably supported from the valve support for coacting with the valve seat for opening and closing the valve. A valve operator (14) is supported from the tank and extends to and is connected to the seating element and extends to the outside of the tank and includes means for rotating the sealing valve element. The internal valve and operator may be repaired and replaced from outside of the tank. |
