Patent ID: 8678791

Claim:
A fan of the type comprising: a first electromechanical module including a wheel supported by a shaft coupled to a driving motor, said shaft extending along a longitudinal axis; a second mechanical module including a body delimiting a space for receiving the first electromechanical module in which the wheel and the driving motor are received; and a third electronic module including a plurality of electronic components, wherein the third electronic module comprises a housing in which the plurality of electronic components are housed, the housing comprising a deflagration protection exhaust comprising an upper wall extending along the longitudinal axis and two inclined walls each extending along an axis parallel to the longitudinal axis on either side of the upper wall so as to form a space extending substantially along the longitudinal axis between the upper surface of the housing and the upper wall, said space being open at both longitudinal ends thereof in order to allow the evacuation of overpressures in case of deflagration.