专利名称：PARATUS HOSE AIR PURGING, PUMP ANTIDEPRIMING METHOD AND AP 发明人：FINLEY, RICHARD O.
mission是什么意思申请号：AU4632185
申请日：19850720
愚人节 英文
公开号：AU4632185A高中英语作文网
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专利内容由知识产权出版社提供
coral摘要：Apparatus (42, 72) for filling a ho (36) with water (12) and simultaneously for expelling air from the ho while connected to the vacuum side of a pump (20) in preparation for cleaning debris from a swimming pool (10) without loss of the prime in the pump compris a housing (44, 74) submergeable in the water and having a pair of chambers (46, 48 & 76, 78) respectively having inlets (58, 80) and outlets (64, 86), with the inlets being open to the water and the outlets being coupled respectively to the pump and to the ho. Impellers (54, 100 & 56, 102) respectively in their chambers are coupled together by a shaft (52, 98) in which a first of the impellers (54, 100) is driven by a cond of the impellers (56, 102) when water is drawn by the pump past the cond of the impellers. In one embodiment, elbow conduit (110) can be slid from a first position where water purges air from the ho to a cond position where the ho is ud to clean debris from the swimming pool. In another embodiment a ho end is first coupled to the pump's pressure side (24) to expel air from the ho and thereafter, without removing the ho end from the water, the ho end is coupled to the pump's vacuum side (22) to vacuum the pool.
申请人：PLASTIFLEX COMPANY INTERNATIONAL
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