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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0531897 (1974-12-12) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 18 인용 특허 : 0 |
This leaf trap kit for swimming pools includes an inverted, perforate basket which is fitted over the main drain outlet of the pool, a dome-like housing open at its underside and having lateral openings to admit leaves into the space between the housing and the inverted basket and having a top openi
A swimming pool leaf trap comprising a perforate basket-shaped member placed in inverted position upon and in sealing and enclosing relation to the main drain opening plate of a pool, and a dome-shaped housing in peripheral engagement with and supported by the pool floor in enclosing, spaced relatio
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