Agitator motor protection system for vacuum cleaner

Details Agitator motor protection system for vacuum cleaner Agitator motor protection system for vacuum cleaner

A - Human Necessities

47

L

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

Patent

CA 2313667

A vacuum cleaner includes a housing incorporating a handle assembly and a nozzle assembly, a suction fan and cooperating suction fan drive motor carried on the housing, a rotary agitator held in the nozzle assembly, an agitator drive motor carried on the housing and a motor control and protection circuit. The motor control and protection circuit includes a handle switch to de-energize the agitator motor when the handle is displaced to an upright storage position. The motor control and protection circuit may also include an above-floor switch and cooperating activation to de-energize the agitator drive motor when the nozzle assembly is displaced above the floor for bare floor cleaning. Additionally, the motor control and protection circuit may include a hose switch and activator, a selection switch and activator, a circuit breaker and a temperature sensor switch.

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