Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1997-09-26
1999-04-13
Chin, Randall E.
Brushing, scrubbing, and general cleaning
Machines
Brushing
E01H 104
Patent
active
058931899
ABSTRACT:
A sweeping machine has a body, wheels supporting the body, and a sweeping brush which is carried by the body and driven by a motor mounted on the sweeping machine. There is a debris hopper positioned adjacent the brush to receive debris moved by the brush toward the hopper. The hopper has a bottom, a front wall, and side walls, and there is a shelf in the hopper spaced above the bottom and attached to at least one of the walls. Debris moved by the brush toward the hopper is deposited on both the hopper bottom and the hopper shelf.
REFERENCES:
patent: 3668730 (1972-06-01), Scharmann
patent: 4041567 (1977-08-01), Burgoon
patent: 5295277 (1994-03-01), Koenigs
Chin Randall E.
Tennant Company
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