Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1977-11-17
1979-11-06
Moore, Christopher K.
Brushing, scrubbing, and general cleaning
Machines
Brushing
15340, 15349, 55429, A47L 1124
Patent
active
041730526
ABSTRACT:
A riding power sweeper with an improved dumping mechanism for emptying a hopper is provided. The hopper is pivotally supported at the front of the machine and a pair of fluid-operated rams raise the hopper and pivot it over the front. The hopper also has a unique air distribution system including a filter through which air is drawn from an opening communicating with a drum brush. Means forming a separate chamber is located in the hopper and holds the filter, and dirt from the filter is caught therein. The chamber-forming means is also pivotally supported so as to swing outwardly to be emptied when the hopper is raised. The drum brush has a unique design for adjusting and positioning the brush with a single linkage mechanism both applying pressure and adjusting the brush for wear.
REFERENCES:
patent: 2614279 (1952-10-01), Mott
patent: 3006021 (1961-10-01), Patch
patent: 3490090 (1970-01-01), Harrison
patent: 3837157 (1974-09-01), Van Der Lely
Burgoon Jack L.
Knowlton Christopher M.
Gutchess, Jr. Allen D.
Moore Christopher K.
The Scott & Fetzer Company
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