FIELD: mechanical engineering.
SUBSTANCE: bench comprises the frame and carriage that is mounted for permitting reciprocation in horizontal guides. The carriage is kinematically connected with the drive and is provided with changeable roller bearing for permitting cooperation with freely suspended section of conveyor belt. One end of the conveyor belt is spring-loaded. The H-shaped lever is pivotally connected with the frame for permitting cooperation with the top surface of the section of the conveyor belt. The H-shaped lever is provide with a damper mounted in the zone of the pivot. The changeable weights are mounted on the axle.
EFFECT: expanded functional capabilities.
3 cl, 3 dwg
