Fill limiter for a liquid storage tank
AssigneeLafon Production S.A.
InventorRoland Lagache
Life of this patent
Estimating the term…
Abstract
It is of the type comprising a body of vertical axis and arranged at least partially in the tank, an interior partition being mounted in the body and delimiting a passageway for the liquid and a chamber to house a float, a valve mounted above the passageway and the float chamber, the valve being capable of moving between an open position and a closed position, and a valve seat, the said float being moved vertically by the rise of the liquid in the tank and acting on the valve via operating means comprising an operating rod, the lower end of which is secured to the float, the other end of the operating rod comprises a ball moving in a groove formed in part of the valve.
Claims8
Fill limiter for being introduced into an inlet orifice formed in one wall of a liquid storage tank, the limiter comprising:
- a body having a vertical axis, the body having a lower region for being arranged at least partially in the tank;
- an interior partition mounted in the body and delimiting a passageway for the liquid and a float chamber;
- a float floatable in the float chamber;
- a valve mounted above the passageway and the float chamber, the valve being capable of moving between an opened position permitting liquid to flow past the valve and a closed position;
- a valve seat positioned and shaped for closing the valve when the valve is in the closed position;
- the float being movable vertically in the body by the rise of the liquid in the tank and the moving float acting on the valve;
- operating means comprising an operating rod having a lower end which is secured to the float, the operating rod having another end comprising a ball, a groove formed in the valve for receiving the ball which moves in the groove as the float moves.
Dependencies are inferred from the claim text.