Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1981-04-13
1983-01-25
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15339, 15340, 180 98, 34082572, A47L 900
Patent
active
043695434
ABSTRACT:
A remote-control radio vacuum cleaner comprises a remote control device having radio transmitting circuits matched with a control mechanism for generating various control signals, and a separate vacuum cleaner structure disposed with vacuum cleaning fittings for dust suction operations, a storage battery system for supplying the required power in the vacuum cleaning structure, a radio receiving circuit disposed with respect to the transmitting circuits, and d.c. motors arranged in conjunction with the radio receiving circuit for moving the vacuum cleaner in performing dust cleaning work under the control of the remote control device.
REFERENCES:
patent: 3626545 (1971-12-01), Sparrow
patent: 3789939 (1974-02-01), Geislinger
patent: 3837028 (1974-09-01), Bridge
patent: 4114711 (1978-09-01), Wilkins
patent: 4173809 (1979-11-01), Ku
patent: 4306329 (1981-12-01), Yokoi
Chen Hong
Chen Jen
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