| 摘要 |
<p>A starting system for an electric motor, comprising an actuating means (10) provided inside the electric motor and submitted to a magnetic field produced by the main coil (1) upon its energization for operation of the electric motor, said actuating means (10) closing a switch (20) provided between the electric current source and the auxiliary coil (2) when the current passing through the main coil (1) produces a magnetic field with an intensity superior to a determined minimum value, and opening the switch (20) when the current through the main coil (1) produces a magnetic field presenting an intensity with the determined minimum value.</p> |
