Controlling apparatus for driving gear in suction cleaner

Details Controlling apparatus for driving gear in suction cleaner Controlling apparatus for driving gear in suction cleaner

1975-05-21

1976-08-31

Moore, Christopher K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15315, 15323, A47L 928

Patent

active

039770389

ABSTRACT:
A controlling apparatus for the driving gear of a suction cleaner equipped with a container accommodating a suction fan together with a motor for actuating said fan, a suction hose, and a device for the paying-out and hauling-in of said suction hose together with a reversible motor for actuating said device, both of said motors being supposed to be controlled by means of controlling circuits to be actuated by a switch disposed near the fore end of said hose through a couple of lead wires buried in the hose, wherein said controlling circuits for these motors are respectively provided with three relays for actuating the respective motor and three switches for actuating said relays as incorporated therein, two of three circuits thus combined with said relay and actuating switch corresponding therewith are respectively provided with AC half-wave rectifiers having opposite polarities while the remaining one circuit is provided with contacts to be controlled by two relays included in said two circuits.

REFERENCES:
patent: 2051728 (1936-08-01), Manning
patent: 3739421 (1973-06-01), Fukuba

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