Technofan

Jean-Christophe Lombard

Guillaume Boulet

Pascal Toutain

The ventilation apparatus () according to the invention comprises a fan () including a rotary machine () and a fan wheel (), an observation module, a module for connecting the device () to a power source (), the fan wheel () being set in rotation by the rotary machine () when the apparatus () is connected to the power source (), and rotating freely when the apparatus () is disconnected from the power source (). The device () further includes an internal power module electrically connected between the rotary machine () and the observation module, the internal power module being able to recover an electric current generated by the rotary machine () driven by the fan wheel (), to power the observation module (), when the apparatus () is disconnected from the power source ().

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Saint Alban, France

Jean-Christophe Lombard