发明名称 Boat bailing apparatus
摘要 Boat bailing apparatus for removing water from the interior of a boat comprising: a tubular housing adapted for attachment to the transom of the boat providing a passage through which fluid may pass from the interior of the boat to the exterior thereof; an annular seat near one end of the housing; and a ball closure carried within the housing for movement between a position engaging the seat, preventing fluid flow through the passage, and positions not engaging the seat, permitting fluid flow. A cage assembly may be provided within the housing to confine the ball closure for limited axial movement in the housing passage.
申请公布号 US4217846(A) 申请公布日期 1980.08.19
申请号 US19780925450 申请日期 1978.07.17
申请人 WIGHT, GARY E 发明人 WIGHT, GARY E
分类号 B63B13/00;(IPC1-7):B63B13/00;B63B29/16 主分类号 B63B13/00
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