Patent ID: 7828640

Claim:
A method of blowing a gas stored in a bottle, comprising: a. providing a blower that is supported on a surface, the blower having: an air outlet duct having a duct housing that defines an internal space, an air inlet opening at a bottom wall of the duct housing, and an air outlet opening extending from the duct housing; a single fan having a plurality of blades positioned inside the internal space of the duct housing; a base seat positioned below the air outlet duct, the base seat having a base seat housing that includes a side wall and defines an interior space, with an air inlet provided in the side wall, an air outlet opening provided at a top wall of the base seat housing, and an air inlet pipe extending externally out of the side wall from the air inlet; and a motor positioned in the base seat housing and having a single shaft that extends through the duct housing to be coupled to the blades; wherein the internal space of the duct housing is separate and distinct from the interior space of the base seat housing, further including an air flow path where air enters from the air inlet into the interior space of the base seat housing, out through the air outlet opening of the base seat housing, then through the air inlet opening of the duct housing into the internal space of the duct housing, and then exits the duct housing through the air outlet opening of the duct housing; b. coupling the bottle to the air inlet pipe; c. drawing the gas from the bottle through the air inlet pipe; d. passing the drawn gas through the motor before delivering the gas to the air outlet duct; and e. directing the air from the air outlet duct out of the air outlet opening.