Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1975-07-08
1976-09-07
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
56364, E01H 104
Patent
active
039785459
ABSTRACT:
A device for sweeping and lifting cut grass, leaves, trash and the like from areas such as lawns is disclosed. The device comprises a rotating base brush and at least two rotating upper brushes enclosed in a hollow inclined member. The base brush contacts the surface of the area to be cleaned and lifts the matter to be swept therefrom. The upper brushes collect the matter thrown by the next lower brush and further lift it until it is thrown into a collection receptacle.
REFERENCES:
patent: 1085475 (1914-01-01), Pezzetti
patent: 1328521 (1920-01-01), Jemmison
patent: 1585768 (1926-05-01), Clayton et al.
patent: 3201819 (1965-08-01), Wilgus
patent: 3670359 (1972-06-01), Gutbrod
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