Roll casing for fuel tank of fuel tanker

摘要

The roll casing is fixed to a tank lid and is sprung to the bottom of the tank. It is connected within the tank to the electric and fluid supply lines located there. The roll casing (5,12) is connected to the tank lid (6) by two parallel holders (11). The holders run in a straight line inside the casing via the outlet tube (13). They can turn about a pivot (14). A spring (17) is fitted inside the outlet tube. The tank lid can be moved to a position giving manual access to the tank.