UNIT OF SUCTION HOLE WITH ULTRASONIC OSCILLATOR AND VACUUM CLEANER CONTAINING SAID UNIT Russian patent published in 2008 - IPC A47L9/04 

FIELD: household appliances; vacuum cleaners.

SUBSTANCE: proposed unit has housing with suction hole through which dust is sucked in owing to suction force built by drive, rotating drum installed for rotation of housing and provided with first bristle member made over spiral on outer periphery of rotating drum to provided contact with surface under cleaning. Second bristle member is installed on housing before suction hole. Ultrasound generating unit contains generator producing ultrasonic signal of preset frequency and first and second ultrasonic oscillators set to vibration according to signal produced by generator with setting of first and second bristle members in state of vibration. First ultrasonic oscillator is made along first bristle member inside rotating drum. Vacuum cleaner containing unit of suction hole has housing, drive designed to built suction force housing with suction hole flow through communicating with cleaner housing to suck in dust owing to suction force of drive.

EFFECT: improved efficiency of separation of dust from surface under cleaning owing to scraping dust off and from bristle member.

3 cl, 4 dwg