Patent ID: 9707500
Date: 2017-07-18
CPC Classifications: B01D

Claim:
1. A material pre-separator with an intake side and an outlet side for a particle-contaminated air flow, the material pre-separator comprising several strip-shaped separating elements formed by metal sheets, the strip-shaped separating elements being arranged vertically on top of one another, wherein the several strip-shaped separating elements include plural strip-shaped separating elements that are arranged, going from top to bottom, with an increasing positive angle relative to a common vertical line and at least one lower strip-shaped separating element with a negative angle relative to the common vertical line, wherein the intake side is at a front or a top of the material pre-separator, wherein the plural strip-shaped separating elements and the lower strip-shaped separating element are arranged behind and underneath one another with an overlap when viewed from the intake side, and wherein the plural strip-shaped separating elements and the lower strip-shaped separating element have lower edges that define with the common vertical line respective opening widths that decrease from strip-shaped separating element to strip-shaped separating element in a downward direction and then widen at the lower strip-shaped separating element.