Self-latching hatch cover for barges
    15.
    发明授权
    Self-latching hatch cover for barges 失效
    自锁舱盖用于驳船

    公开(公告)号:US4362118A

    公开(公告)日:1982-12-07

    申请号:US243742

    申请日:1981-03-16

    IPC分类号: B63B19/24 E05F1/12 B63B19/14

    摘要: A cast aluminum hatchway cover has projecting hinge structure for mating with a hinge housing part affixed on a hatchway coaming. The hinge is detented for holding the cover in closed, partly open and fully open posture. Self-latching lock structure has a foot operable unlocking lever outside the hatchway and an emergency unlocking lever inside the hatchway. The hinge detenting mechanism comprises cams with mating elements located respectively on the cover and hinge housing part.

    摘要翻译: 铸铝舱口盖具有突出的铰链结构,用于与固定在舱口围板上的铰链外壳部件配合。 铰链用于将盖子保持在闭合,部分打开和完全打开的姿势。 自锁式锁定结构在舱口外部有一个脚踏操作解锁杆,在舱口内设有一个紧急解锁杆。 铰链定位机构包括具有分别位于盖和铰链外壳部分上的配合元件的凸轮。

    Pressure actuated release device
    16.
    发明授权
    Pressure actuated release device 失效
    压力启动装置

    公开(公告)号:US3736014A

    公开(公告)日:1973-05-29

    申请号:US3736014D

    申请日:1971-11-18

    申请人: US NAVY

    发明人: CORNELIUS K T

    IPC分类号: B63B19/24 B63G3/00 E05C15/00

    摘要: The invention is a device to hold shipboard hatches closed against the application of great mechanical force, yet release them when the ambient air pressure reaches a preselected value.

    摘要翻译: 本发明是一种用于在大的机械力的施加下保持封闭的船上舱口的装置,但是当环境空气压力达到预选值时将其释放。