FLUID DISPENSER Russian patent published in 2011 - IPC G01F13/00 

FIELD: instrument making.

SUBSTANCE: fluid dispenser comprises a feeder tank, an air check valve installed on the feeder tank's cover, a mechanism of fluid supply connected to the feeder tank via a valve and directly to an intermediate reservoir, a mechanism of fluid flow connected to the feeder tank via a valve, magnetically controlled contacts arranged on the external surface of the feeder tank, a partition, a float with a magnet and a scale, at the same time the upper level of fluid in the feeder tank via an additional nozzle is connected to the intermediate reservoir, the feeder tank is separated with a vertical solid partition into two parts that communicate with each other, in the smaller of which there is a float with a permanent magnet installed as capable of vertical displacement, which may interact with magnetically controlled contacts, the partition is made as replaceable and performs the function of a fluid dose setter, the volume of the fluid it displaced complies with the coefficient of fluid expansion at the established average seasonal ambient temperature.

EFFECT: improved accuracy of fluid dispensing.

1 dwg