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Line cutter for outboard, inboard/outboard, and trolling motors

机译:舷外,舷内/舷外和拖曳电机的切线机

摘要

A device mounted in encircling relation to a propeller shaft. The device cuts lines, nets and weeds, thus preventing entanglement of the propeller and preventing entanglement damage which may result to the parts of the driven assembly of the outboard, inboard/outboard or trolling motor used to propel vessels through the water. The device includes a non-rotatable, annular cutting ring member having one or more double-edged cutting blades, that is disposed in sandwiched relation to two rotatable annular members. One of the rotatable members carries no cutting blades, and the second rotatable member carries a plurality of double-edged, circumferentially spaced blades that individually cooperate with the non-rotatable blade in a shearing action. The non-rotatable member includes a protruding, forwardly expanding, wedge member, the wedge member being configured to define a forwardly opening wedge-shaped cavity. The protruding wedge members cavity enters into abutting engagement with the propeller shaft housing attendant rotation of the propeller shaft, the propeller shaft housing entering into fine engagement with the forwardly opening wedge-shaped cavity substantially instantaneously upon the introduction of a load on the apparatus.
机译:一种与传动轴成圆周关系安装的装置。该设备可以切割线,网和杂草,从而防止螺旋桨纠缠并防止可能导致用于驱动船只通过水的舷外,舷内/舷外或拖曳电动机的驱动组件的零件缠绕的损坏。该装置包括具有一个或多个双刃切割刀片的不可旋转的环形切割环构件,该切割环构件被夹在两个可旋转的环形构件之间。其中一个可旋转构件不承载切割刀片,而第二个可旋转构件承载多个双刃,周向间隔开的刀片,这些刀片在剪切作用下分别与不可旋转刀片配合。不可旋转构件包括突出的,向前扩展的楔形构件,该楔形构件构造成限定向前开口的楔形腔。伴随着螺旋桨轴的旋转,突出的楔形构件腔与螺旋桨轴壳体紧靠接合,当在设备上引入载荷时,螺旋桨轴壳体基本上立即与向前开口的楔形腔体精细接合。

著录项

  • 公开/公告号US4801281A

    专利类型

  • 公开/公告日1989-01-31

    原文格式PDF

  • 申请/专利权人 GOVAN;DONALD T.;

    申请/专利号US19860907195

  • 发明设计人 DONALD T. GOVAN;

    申请日1986-09-12

  • 分类号B63H5/16;

  • 国家 US

  • 入库时间 2022-08-22 06:28:40

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