发明名称 BOAT MOORING DEVICE
摘要 A boat mooring device designed to be used with a second similar mooring device to hold a boat away from a dock while allowing up and down movement of the boat in response to water level changes. In a preferred embodiment, each mooring device has an arm that extends out from the dock and is coupled to a base for movement about both a generally horizontal axis permitting lateral swinging of the arm, and a vertical axis permitting up and down movement of the arm. The two movements are cushioned by a tension spring that is connected between the base and the inner end of the arm so that the spring is tensioned whenever the arm moves down or swings laterally from a rest position.
申请公布号 CA2084014(C) 申请公布日期 2005.10.25
申请号 CA19922084014 申请日期 1992.11.27
申请人 HART, ANDREW J.;BRESSANUTTI, DANIEL L.;MELSON, RODERICK J. 发明人 HART, ANDREW J.;BRESSANUTTI, DANIEL L.;MELSON, RODERICK J.
分类号 E02B3/20;(IPC1-7):E02B3/20;B63B21/00 主分类号 E02B3/20
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