FIELD: manufacturing technology.
SUBSTANCE: invention relates to a surface cleaning device. Proposed device comprises housing consisting of two lateral bearing supports arranged parallel to each other and rods arranged perpendicular to lateral bearing supports there between. Impact elements are arranged on housing rods. Additional rods support is located parallel to the lateral bearing supports between them and is connected to the rods. Impact elements are arranged on rods in staggered order along sections, which form lateral bearing supports and support of rods.
EFFECT: improved reliability of the device.
1 cl, 2 dwg, 4 tbl
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