发明名称 |
DEVICE FOR CLEARING BLOCKAGES IN THE OUTLETS OF SINKS, BATHS OR THE LIKE |
摘要 |
A device for clearing blockages in the outlets of sinks, baths or the like comprises an elastomeric cup to the base of which is fixed a reciprocable handle. An annular pressing member engages the cup adjacent the rim and acts between the rim and the base of the cup or between the rim and the handle to bias the cup to its expanded condition so that in use the rim is held in engagement with the bottom of the bath or the like as the handle is reciprocated.
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申请公布号 |
US3644943(A) |
申请公布日期 |
1972.02.29 |
申请号 |
USD3644943 |
申请日期 |
1968.12.31 |
申请人 |
GIUSEPPE PARODI FU LEONARDO;GIUSEPPE PERODI DI FRANCESCO |
发明人 |
GIUSEPPE PARODI FU LEONARDO;GIUSEPPE PERODI DI FRANCESCO |
分类号 |
E03C1/308;(IPC1-7):E03D5/09 |
主分类号 |
E03C1/308 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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