Cleaning device for bottom surfaces
First Claim
1. A floor cleaner, comprising:
- an outer casing which forms a suction bell,an upper suction mouth on said casing,a pulling arrangement set on opposite sides of the casing, the pulling arrangement fitted with independent drive motors and corresponding transmission mechanisms on each side, andcleaning rollers, the cleaning rollers including;
an assembly of interior cleaning rollers placed close to a center of the casing, and having a width substantially equal to a distance between lateral side elements of said casing, andan assembly of outer cleaning rollers placed in a zone close to front and rear edges of the casing of the cleaner, and having a total width greater than a width of said casing.
1 Assignment
0 Petitions
Accused Products
Abstract
A cleaning device includes an external casing (1) forming a suction hood and an upper suction mouth (2) and being provided with drive arrangements arranged on each side and equipped with independent motors and corresponding transmission mechanisms on each side; and cleaning rollers (51, 52, 53, 54); sets of internal cleaning rollers (53, 54) disposed close to the center of the hollow interior of the casing (1) and having a width approximately equal to the distance between the side elements (11) of the casing (1); sets of external cleaning rollers (51, 52) located close to the front and rear edges of the casing (1) of the cleaning device and having a total width slightly greater than the width of the casing; a resilient joint at the support for the external rollers; an adhesion turbine, a suction turbine, and auxiliary drive wheels on the internal cleaning rollers.
5 Citations
22 Claims
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1. A floor cleaner, comprising:
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an outer casing which forms a suction bell, an upper suction mouth on said casing, a pulling arrangement set on opposite sides of the casing, the pulling arrangement fitted with independent drive motors and corresponding transmission mechanisms on each side, and cleaning rollers, the cleaning rollers including; an assembly of interior cleaning rollers placed close to a center of the casing, and having a width substantially equal to a distance between lateral side elements of said casing, and an assembly of outer cleaning rollers placed in a zone close to front and rear edges of the casing of the cleaner, and having a total width greater than a width of said casing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification