Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1990-01-11
1991-05-14
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15377, 15410, 15DIG1, A47L 900
Patent
active
050143867
ABSTRACT:
A suction nozzle for a vacuum cleaner, including a brush that is disposed in the suction nozzle and is driven by a battery-powered electric motor. The suction nozzle is in flow communication with the vacuum cleaner via a suction hose. The suction nozzle is provided with a shaft for guiding and handling same. At least one bracket is disposed in the vicinity of the guide shaft for accommodating at least one battery for the electric motor.
REFERENCES:
patent: 3872539 (1975-03-01), Doyel
patent: 3999243 (1976-12-01), La Pour
patent: 4884314 (1989-12-01), Miner et al.
patent: 4920608 (1990-05-01), Hult et al.
Dupro AG
Moore Chris K.
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