Perfect device for measuring the level of a liquid in a deposit (Machine-translation by Google Translate, not legally binding)

摘要

Improved device for measuring the level of a liquid in a tank. The invention relates to a device for measuring the level of a liquid with respect to the upper wall, said device comprising a tubular member intended to be submerged in the liquid through an opening, to trap the liquid that rises inside the liquid. Said tubular organ and a graduated instrument that allows to read the level according to the invention, the device comprises a piston that fits into the said tubular organ, said integral instrument being integral with said piston, said tubular member of said wall being integral. Higher; and said piston is equipped with constituent means of a valve. (Machine-translation by Google Translate, not legally binding)