FOLDABLE SUCTION BRUSH OF VACUUM CLEANER Russian patent published in 2005 - IPC

FIELD: vacuum cleaning apparatuses and their attachments.

SUBSTANCE: foldable suction brush of suction brush unit that is communicated with housing of vacuum cleaner through air duct for sucking dust and air from cleaned surface includes body of brush communicated with air duct and large number of movable frames. Each frame is provided with duct for suction of air and dust. Each frame is mounted in brush body with possibility of rotation relative to body of brush around rotation axis due to action of outer effort; at least one front frame covering large number of movable frames with possibility of closing open end of brush body.

EFFECT: improved design, possibility for cleaning large surface areas.

15 cl, 10 dwg