Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1977-02-07
1978-06-20
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
A47L 1133
Patent
active
040953041
ABSTRACT:
A hand sweeper according to the present invention comprises a base in the form of a dust box having a rotary brush and driving wheels for transmitting their rotation to the rotary brush and a cover body for covering the dust box. The cover body has a handle pivotably attached thereto and is removably connected to the dust box.
REFERENCES:
patent: 743838 (1903-11-01), Duffy
patent: 2181455 (1939-11-01), Gussack
patent: 2962740 (1960-12-01), Plantholt
patent: 3003170 (1961-10-01), Lathrop
patent: 3034163 (1962-05-01), Stevens et al.
patent: 3789454 (1974-02-01), Drappeau et al.
Mikami Yasao
Nagasawa Kazuo
Shinozaki Mamoru
Takahama Yuichi
Tubaki Hachiro
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