VACUUM CLEANER MOTOR CONTROL
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Abstract
A VACUUM CLEANER HAVING A FIRST ELECTRIC MOTOR FOR A MOTOR FAN UNIT, A SECOND ELECTRIC MOTOR FOR A FLOOR CONTACTING MOTOR BRUSH UNIT AND A SWITCH FOR CONTROLLING BOTH OF THE MOTORS THAT CAN CONVENIENTLY BE MOUNTED ON THE HANDLE OF THE HOSE ASSEMBLY FOR CONNECTION TO THE MOTOR BRUSH UNIT. THE SWITCH CONTROL MECHANISM PREFERABLY COMPRISES A FIRST SWITCH CIRCUIT INCLUDING AN ELECTRIC CURRENT VARYING MEANS FOR VARYING THE CURRENT TO THE FIRST MOTOR AND THUS THE DEGREE OF SUCTION OF THE SUCTION UNIT AND A SECOND SWITCH CIRCUIT FOR ENERGIZING THE MOTOR OF THE MOTOR BUSH UNIT IN CLEANING THE FLOOR.
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