VACUUM CLEANER WITH SYSTEM OF ENGINE NOISE REDUCTION AND SYSTEM OF ENGINE NOISE REDUCTION FOR VACUUM CLEANER Russian patent published in 2008 - IPC A47L9/00 

FIELD: items of personal and house use.

SUBSTANCE: vacuum cleaner with system of noise reduction of the engine, intended for reduction of the noise caused by release of fulfilled air at the working engine, contains the case of the engine located in the basic case of a vacuum cleaner both closing the engine, and the filtering element attached to the side of the case of the engine with possibility of removal. The engine case has the adjusting part with the first outlet apertures, located on its top surface for air release to the filtering element, and containing filtering element on one side of the case of the engine. The hatch executed with possibility of opening from an adjusting part outside of a vacuum cleaner is established on the part of the basic case of the engine turned to the bottom surface of the filtering element. The exhaust air passes in the basic case of a vacuum cleaner through lateral face of the filtering element. The filtering element is located with space formation between the surface of the filtering element and an internal surface of the basic case of the vacuum cleaner. The adjusting part has the second final apertures located on another surface and intended for release of air, passed through the filtering element.

EFFECT: reduction of noise created due to vibration at maintenance of easy access to the filtering element for its cleaning or replacement without necessity of case dismantling.

15 cl, 9 dwg