发明名称 Portable water bailing device for a boat
摘要 The portable water bailing device of the present invention includes a housing having a plurality of openings therein adjacent the lower end thereof. Within the housing is a water pump connected to a tube for directing the water from the bottom of the boat outwardly over the edges thereof. The water pump is driven by a direct current motor which is connected in series with a battery. Also in series with the battery and motor is a limit switch which is actuated by a float within the housing. As the water rises within the housing, the float actuates the switch which in turn actuates the pump.
申请公布号 US3941073(A) 申请公布日期 1976.03.02
申请号 US19740537333 申请日期 1974.12.30
申请人 RIDGEWAY, REX L. 发明人 RIDGEWAY, REX L.
分类号 B63B13/00;F04B49/025;F04D13/06;(IPC1-7):F04B49/04 主分类号 B63B13/00
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