| 摘要 |
mechanical engineering. SUBSTANCE: rotor has drum with raw material charging opening and raw material discharge windows, raw material distributor located inside drum, speed up chord blades, detachable end blades and blade attachment device made in the form of cylindrical pin fixed with its opposite ends in drum disk openings. Working surface of end blade is engageable with cylindrical pin through transverse recess or transverse projection. EFFECT: increased efficiency, reduced wear of rotor, decreased labor consumption for mounting and removal of rotor attachment devices. 5 dwg
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