Ventilation system for household appliances, in particular...

A - Human Necessities – 47 – L

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Details

A47L 15/48 (2006.01) F03G 7/06 (2006.01) G05D 23/19 (2006.01)

Patent

CA 2440436

Ventilation system for household appliances, in particular for washing machines, comprising a device (1) having at least: a chamber (CG) for housing an impeller (4); a suction duct (6), through which a first fluid, in particular damp air, is sucked into said chamber (CG) by means of said impeller (4); an ejection duct (CU), through which the first fluid sucked into said chamber (CG) is expelled from it by means of said impeller (4); a first movable shuttering means (7) for obstructing the said suction duct (6) at least partially, said first shuttering means (7) being movable at least partially inside said suction duct (6); first actuating means for producing the motion of said shuttering means (7). According to the invention, after operation of said first means the first shuttering means (7) is capable of performing movements comprising at least a linear component, said linear component extending in the same axial direction of said suction duct (6).

L'invention concerne un système de ventilation pour des appareils électroménagers, plus spécifiquement pour des machines à laver. Ce système comprend un dispositif (1) possédant au moins une chambre (CG) pour contenir une roue (4), une conduite d'aspiration (6) à travers laquelle un premier fluide, plus spécifiquement de l'air humide, est aspiré dans ladite chambre (CG) à l'aide de ladite roue (4), une conduite d'éjection (CU) à travers laquelle le premier fluide aspiré dans ladite chambre (CG) est évacué de cette dernière à l'aide de ladite roue (4), un premier moyen d'obturation (7) mobile pour boucher ladite conduite d'aspiration (6) du moins partiellement, ledit premier moyen d'obturation (7) pouvant se déplacer du moins partiellement à l'intérieur de ladite conduite d'aspiration (6), un premier moyen d'actionnement pour produire le déplacement dudit premier moyen d'obturation (7). Selon cette invention, après la mise en service dudit premier moyen d'actionnement, le premier moyen d'obturation (7) est capable d'effectuer des mouvements comprenant au moins une composante linéaire, cette composante linéaire s'étendant dans la même direction axiale que ladite conduite d'aspiration (6).

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