| 摘要 |
PURPOSE: A funnel assembly is provided to prevent backflow of liquid because air is passed through a first air passage part of a first adjusting part according to inflow amount of the liquid entering into a first discharge port and a first inlet port. CONSTITUTION: A funnel assembly(10) comprises a first funnel(100), a second funnel(200), a first adjusting rod(300), and a second adjusting rod(400). The first funnel comprises a first horn tube(110) and a first inlet port(120). The second funnel comprises a second horn tube(210) and a second inlet port(220). The first adjusting rod has a first coupling part(320) and a first discharge port(330). The first coupling part is thread coupled to the first inlet port at one end of a first adjusting part(310). The first discharge port is formed in the first coupling part. The second adjusting rod has a second coupling part(420) and a second discharge port(430).
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