Handheld cleaning appliance

A - Human Necessities – 47 – L

Patent

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Details

A47L 9/16 (2006.01) A47L 5/24 (2006.01)

Patent

CA 2658176

The invention provides a handheld cleaning appliance (10) comprising a dirty air inlet (18), a clean air outlet (24) and separating apparatus (100) for separating dirt and dust from an airflow located in an airflow path leading from the air inlet (18) to the air outlet (24). The separating apparatus (100) comprises a cyclonic separator having at least one first cyclone (102) and further comprises a plurality of second cyclones (130) arranged in parallel with one another and located downstream of the or each first cyclone (102). By providing a cyclonic separator (100) which comprises a plurality of second cyclones (130) in parallel, the handheld cleaning appliance (10) becomes capable of separating fine dirt and dust particles without using barrier means such as filters or bags which need maintenance to ensure that performance remains high over a period of time.

L'invention concerne un appareil de nettoyage portatif (10) comprenant une entrée d'air sale (18), une sortie d'air propre (24) et un appareil de séparation (100) pour séparer les salissures et la poussière d'un flux d'air situé dans un passage de flux d'air conduisant de l'entrée d'air (18) à la sortie d'air (24). L'appareil de séparation (100) comprend un séparateur cyclonique ayant au moins un premier cyclone (102) et comprend en outre une pluralité de seconds cyclones (130) disposés en parallèle les uns par rapport aux autres et situés en aval du premier cyclone (102). La fourniture d'un séparateur cyclonique (100) comprenant une pluralité de seconds cyclones (130) en parallèle, l'appareil de nettoyage portatif (10) devient capable de séparer de fines particules de salissures et de poussière sans utiliser de moyens de barrière tels que des filtres ou des sacs qui nécessitent un entretien pour garantir un niveau de performance élevé pendant un certain temps.

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