发明名称 Footbridge for connection between a fixed installation and an oscillating installation
摘要 A footbridge for connection between a fixed installation and an oscillating installation, for example petroleum production platforms, comprising three sections hinged together, the end sections being hinged to rotatable platforms adapted to be secured to the decks of the installations and the platform secured to the oscillating installation being secured thereto by a ball joint. Apparatus is also provided for compensating for the weight of the footbridge, the apparatus consisting of counterweights or jacks mounted on at least one of the installations.
申请公布号 US4162551(A) 申请公布日期 1979.07.31
申请号 US19780890510 申请日期 1978.03.27
申请人 GEN DEV OPER RICHESSES SOUS-MARINES 发明人 SERRANO, FRANCISCO DE ASSIS MANUEL
分类号 B63B27/30;E01D15/24;(IPC1-7):E01D1/00 主分类号 B63B27/30
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