Patent ID: 8683782
Filing Date: 2014-04-01
Classification: B01D,F01N,Y02A,Y02T,Y10T

Abstract:
1. A supply system for a liquid comprising: a liquid tank that includes a base plate; a liquid supply line tube connected to the tank; a rotary pump disposed within the tank, the rotary pump including a rotation axle attached to both a mechanical pumping element and a magnetized rotor; a filter at least partly surrounding the pump; a sealed enclosure including a common housing that includes a first cover having a shape that surrounds the filter and surrounds at least a portion of the pump and the mechanical pumping element of the rotary pump, the first cover surrounding the filter such that a gap exists between adjacent walls of the filter and the first cover, respectively, that allows the supply line tube, the pump, and the filter to be purged and, the shape of the first cover being a bell having at least one opening in a lower part thereof, the gap being an annular cavity between an inner surface of the first cover and outer surfaces of both the sealed enclosure and the filter, and the liquid being able to be sucked up through the at least one opening in the lower part of the first cover, wherein the common housing is attached to the base plate.