| 摘要 |
PURPOSE: A wind blower in a built with a diffuser is provided to be conveniently used as the wind blower automatically controls an air volume. CONSTITUTION: A wind blower in a built with a diffuser comprises a cylindrical diffuser body(100), an air volume controller(200), and a connecting unit. The air volume controller is formed inside the diffuser body. The air volume controller is made of soft rubber, and expanded in proportion to the power of injected air. The air volume controller is formed into a jar shape, and comprises a circumferential inlet The connecting unit is connected to the air volume controller and the diffuser body.
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