Air pump capable of inflating and deflating an inflatable product
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United States of America Patent
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-
Aug 7, 2012
Grant Date -
Jul 28, 2011
app pub date -
Jun 4, 2010
filing date -
Jan 26, 2010
priority date (Note) -
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Abstract
An air pump includes a sliding member disposed movably a housing and cooperating with the housing and a partition casing in the housing to define first and second chambers thereamong. The air pump is operable between a deflation state, where air from an inflatable product connected to an air nozzle on the housing into an air impeller chamber in the partition casing through the first chamber and an air inlet in the partition casing is driven by rotation of an air impeller to flow outside the air pump through an air outlet in the partition casing, the second chamber and an first vent unit in housing, and an inflation state, where air flowing from the outside into the air impeller chamber through a second vent unit in the sliding member, an air pipe of the sliding member and the air inlet is driven to flow into the inflatable product through the air outlet, the first chamber and the air nozzle.
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