FIELD: pipeline maintenance, particularly cleaning devices.
SUBSTANCE: device comprises cylindrical body with at least two cleaning collars serially arranged on the body. The cleaning collars include hubs and radial metallic and elastic plates located in staggered order. Each collar is provided with disc mounted on the body so that disc and hub define cavity. Metal plate ends supported by disc are secured in molding arranged in the cavity. Elastic plates are fastened to the disc.
EFFECT: increased efficiency.
1 dwg
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RU2032486C1 |
