CLEANING DEVICE Russian patent published in 2015 - IPC A47L9/16 

FIELD: machine building.

SUBSTANCE: cleaning device contains separating device to separate dirt from flow of contaminated fluid, and roll assembly in contact with floor. The separating device contains a first module of cyclone separation, comprising low-efficiency cyclone, and a second module of cyclone separation, comprising multiple secondary cyclones. The roll assembly has the main casing and pair of wheels in contact with floor. The main casing has cavity, in which the separating device is located such that during the separating device inspection from any side at least one fifth of width of the low-efficiency cyclone is closed from inspection by area of the roll assembly in point of maximum cavity depth.

EFFECT: improved design.

13 cl, 15 dwg