Abstract: The portable household appliance comprises: a motor unit (3) arranged to operate at least at lower operating speeds (M) or at higher speeds (MD, MX) and vice versa; first power supply means (9) arranged to constantly supply said motor unit (3); control means for increasing said lower speeds (M) in a first time interval (T1) up to said higher speeds (MD, MX) or to reduce said higher speeds (MD, MX) in a second time interval (T2) up to said lower speeds (M); auxiliary means (10) for the temporary power supply of said motor unit (3) which can be actuated during said first time interval (T1).

Abstract: The portable household appliance comprises: a motor unit (3) arranged to operate at least at lower operating speeds (M) or at higher speeds (MD, MX) and vice versa; first power supply means (9) arranged to constantly supply said motor unit (3); control means for increasing said lower speeds (M) in a first time interval (T1) up to said higher speeds (MD, MX) or to reduce said higher speeds (MD, MX) in a second time interval (T2) up to said lower speeds (M); auxiliary means (10) for the temporary power supply of said motor unit (3) which can be actuated during said first time interval (T1).