Inflatable bed having a built-in electric air pump unit for...

Details Inflatable bed having a built-in electric air pump unit for... Inflatable bed having a built-in electric air pump unit for...

A - Human Necessities

47

C

A47C 31/00 (2006.01) A47C 27/08 (2006.01) G05D 7/06 (2006.01)

Patent

CA 2610119

An inflatable bed includes a bedstead assembly, a mattress assembly having at least one air chamber, and an electric air pump unit disposed on the bedstead assembly. The air pump unit includes a centrifugal pump device for performing initial inflation of the air chamber, a diaphragm pump device for performing subsequent inflation of the air chamber, and a control valve operable to allow for and interrupt fluid communication between the centrifugal pump device and the air chamber.

Un lit gonflable comprend un châlit, un matelas muni au moins d'un chambre pneumatique, et une pompe à air électrique se trouvant sur le châlit. La pompe à air comprend une pompe centrifuge pour effectuer le gonflage initial de la chambre pneumatique, une pompe à membrane pour effectuer le gonflage subséquent de chambre la pneumatique, et une valve de commande qui assure le débit du fluide ou l'interruption de son débit, entre la pompe centrifuge et la chambre pneumatique.

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