DUST SUCTION DEVICE COMPRISING VACUUM CLEANER AND FILTRATION BAG Russian patent published in 2016 - IPC A47L9/28 

FIELD: personal effects and household goods.

SUBSTANCE: invention relates to dust suction device containing a vacuum cleaner and a filter bag in which the vacuum cleaner has a motor and fan assembly made so that the vacuum cleaner with the inserted filter bag with 0 diaphragm creates a negative pressure of 30-6 kPa, preferably of 20-8 kPa, and especially preferably - of 15-8 kPa, and with diaphragm 8 (40 mm) creates an airflow of 25-49 l/s, preferably of 30-45 l/s, and especially preferably - of 35-45 l/s, while serving as a filter bag is a replaceable filter bag of non-woven material, which during testing of reduction of maximum air flow with partially filled container for dust, similar to EN 60312, demonstrates a reduction of air flow by less than 15%, preferably by less than 10% and particularly preferably - by less than 5%.

EFFECT: there is proposed a device for dust suction with a reduced maximum air flow.

15 cl, 6 dwg