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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0752954 (1985-07-08) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 30 인용 특허 : 3 |
A device for securing a coffee filter in a coffee maker basket comprises a contractable annular member expandable for urging the coffee filter against the inner side of the basket to prevent coffee grounds from slipping between the filter and the side of the basket and into the coffee.
In a drip coffee maker including a filter basket and a filter therein, the improvement comprising a contractable annular member inside said filter and urging said filter against said basket said annular member comprising a single length of a contractable memory-retaining material in its normal expan
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