| 摘要 |
The middle of the funnel tapers downwards to the tubular outlet (14) which may be situated to the bottom, front or in-between part. The funnel-shaped top part (12) tapers downwards towards the outlet. Between the top and bottom openings is an open casing (10). The appliance is made of soft stable material which can be folded up, such as paper, recycled paper, wood, cotton, plastic or compound.
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