SECTIONED BUCKET-TYPE EXTRACTOR Russian patent published in 1997 - IPC

FIELD: extraction of oil from leguminous crop plants, in particular, soya, by liquid extractant. SUBSTANCE: extractor has horizontal housing divided into sections by vertical walls with transfer chutes and extractant directing openings, guiding cylinders open above chutes and fixed on dividing wall, drive shaft with carriers. Perforated transfer buckets are pivotally attached on carriers at locations adjacent to open edges with their opposite ends through flexible tension members. Helical blades are rigidly fixed between buckets and walls. Brushes with radial piles are rigidly secured to dividing walls for engagement with them. EFFECT: increased efficiency in extracting oil without flattening of raw plant material and provision for prevention of openings in dividing walls from plugging. 2 dwg