DEVICE FOR CLEANING OF OPENING FOR ANCHOR BOLT Russian patent published in 2010 - IPC B08B5/04 

FIELD: machine building.

SUBSTANCE: device contains brush on its peripheral section, suction nozzle, provided for injection into opening under anchor bolt for suction of shaving powder. Suction nozzle includes tubular main body, containing basic end part, allowing shape of right cylinder, and part, which is conical tubular casing, which pass downwardsom bottom end of basic end part and diametre of which is gradually reduced in the direction downwards. Suction opening, formed on heading end part of main body, is implemented so that to open inclined to longitudinal direction. Outlet bore, formed in basic end part of main body, is connected to heading end part of suction hose, basic end of which is connected to suction opening of intake, herewith brush is located on external peripheral face of main body.

EFFECT: simplicity of structure and efficient removing of shaving powder, adherent to inner peripheral face of openings of different diametre under anchor bolt, and shaving powder, piled up in bottom part.

3 cl, 7 dwg