Central vacuum cleaner multiple vacuum source control

Details Central vacuum cleaner multiple vacuum source control Central vacuum cleaner multiple vacuum source control

A - Human Necessities

47

L

A47L 9/28 (2006.01) A47L 5/38 (2006.01)

Patent

CA 2562810

A central vacuum cleaning system has multiple vacuum sources. The multiple vacuum sources are connected through pipes to wall valves. In use a hose is plugged into one of the valves. A handle is connected to the hose. A wand extends from the handle. Attachments such as a power brush are connected to the wand. Switches apply power from one or more power sources to the vacuum sources. The application of power by the switches is controlled by a control circuit.

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