DIRT-CAPTURING DEVICE FOR MACHINE FOR CLEANING FLOOR, AND MACHINE FOR CLEANING FLOOR WITH SUCH DIRT-CAPTURING DEVICE Russian patent published in 2012 - IPC A47L11/30 

FIELD: personal use articles.

SUBSTANCE: invention relates to a dirt-capturing device for a machine for cleaning floor, intended to capture fluid from the floor to be cleaned, which comprises a support and at least one scraper element to clean the floor surface, with the support and at least one scraper element form borders of the suction channel ending in the suction neck traversed by the suction flow, which free cross-sectional area decreases in the longitudinal direction of the dirt-capturing device from the suction neck, at least on one section of the channel, which is different in the fact that in the suction channel (52) at least one element (70, 72) narrowing the channel is located, which is manufactured separately from the support (36).

EFFECT: increased speed of suction flow due to element of the channel narrowing.

19 cl, 3 dwg