TRAP Russian patent published in 1997 - IPC

FIELD: trapping foreign matter of different mass and nature in air-cotton mixture being transported. SUBSTANCE: separating channel is made in form of two lambdoid passages of constant hydraulic diameter which are connected in series by means of rectilinear pipe line. At horizontal position of trap, points of break of inner surface of passage are located below axis of transportation passage performs functions of separation, entrapping and accumulating foreign matter. EFFECT: enhanced efficiency and wide range of application. 1 dwg