Conical valve

Conical valve

Inv. 407
1956

The model represents a conic valve inserted into a cylindrical duct visible in section. In correspondance with the valve casing the duct widens. The valve is mounted on an iron rod, actuated by a pump, the valve opens lifting and allowing water to pass from below to above, but not in the opposite direction.

The model is based on the drawing:

  • Manuscript E ff. 33 v., 76 r. (1497-1502)
    Paris, Institut de France