Patent ID: 9457356
Filing Date: 2016-10-04
CPC Classification: B03B,B07B

Claim Text:
1. A particle separation apparatus for separating soil by particle size in a wet-type separation manner, the particle separation apparatus comprising: a body unit providing a space in which a mixture of the soil and water is received to flow up and downwards; a screen unit coupled to the inside of the body unit to separate the soil by the particle size from the mixture that flows up and downwards; a space adjustment unit coupled to a lower portion of the body unit to cover the lower portion of the body unit, wherein the space adjustment unit comprises a rubber membrane having elasticity, the space adjustment unit adjusting a volume of a lower space of the body unit to allow the mixture to repeatedly flow in a vertical direction; and a power supply unit coupled to a lower portion of the rubber membrane to vertically move a central part of the rubber membrane up and downwards, thereby adjusting the volume of the lower space of the body unit.