DELIVERY DEVICE COMPRISING A SIDE CHANNEL BLOWER OR PERIPHERAL BLOWER

A delivery device for a medium to be delivered, for example for purging a filter for volatile fuel components, including a blower, which is embodied as a side channel blower or peripheral blower, and optionally an electric drive motor for the blower. The blower including: a housing, including: an in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Meinig, Uwe, Baur, Dominik
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A delivery device for a medium to be delivered, for example for purging a filter for volatile fuel components, including a blower, which is embodied as a side channel blower or peripheral blower, and optionally an electric drive motor for the blower. The blower including: a housing, including: an inlet and an outlet for the medium to be delivered, for example purge air; a delivery channel which extends in the circumferential direction and has a side channel; and an interrupter channel which extends in the circumferential direction for separating the inlet and the outlet; and an impeller which can rotate in the housing about a rotational axis and includes paddles which, when the impeller is rotated, pass through the delivery channel and the interrupter channel. The delivery device is configured such that the delivery-pressure-over-delivery-flow characteristic curve of the delivery device or the blower flattens or drops towards minimum delivery flow.