Brushing – scrubbing – and general cleaning – Machines – Combined
Patent
1979-01-15
1980-04-15
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Combined
15 49R, 15 93R, 30276, A47L 1119, A47L 1124
Patent
active
041976070
ABSTRACT:
A wheel mounted power driven sweeper for cleaning hard to clean floors such as hardened animal manure from animal houses, concrete slabs in feed lots, of any other type application requiring a sweeper for cleaning material therefrom. The sweeper characterized by having a plurality of circular brushes mounted thereon in combination with circular cutting knives disposed adjacent said brushes. The sweeper further characterized by having an adjustable front wheel for adjusting the height of the brushes and cutting knives above the floor surface.
REFERENCES:
patent: 1349167 (1920-08-01), Pattosien
patent: 1901670 (1933-03-01), Riebel, Jr. et al.
patent: 2171075 (1939-08-01), Blazier
patent: 2199615 (1940-05-01), Casper
patent: 2489399 (1949-11-01), Claytor
patent: 2749564 (1956-06-01), Tally
patent: 2842788 (1958-07-01), Rench et al.
All-Phase Electronics Inc.
Crabtree Edwin H.
Roberts Edward L.
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