FIELD: household appliances.
SUBSTANCE: cordless upright wet and dry stick vacuum cleaner system has a portable power module containing an airflow generator, a battery, and a control circuit. It can be used with either a wet dirt control system and a wet vacuum nozzle, or a dry dirt control system and a dry vacuum nozzle.
EFFECT: shared power module provides the opportunity to save energy while other parts remain optimized for their specific function.
15 cl, 8 dwg
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