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    • 3. 发明授权
    • Strain relief for flexible wire at fixed junction
    • 应变消除在固定接头处的柔性线
    • US5416273A
    • 1995-05-16
    • US155604
    • 1993-11-22
    • Wendell C. Maciejewski
    • Wendell C. Maciejewski
    • H01R13/56H02G15/007H02G15/08
    • H02G15/007H01R13/562
    • In a towed array breakout of the type deployed from or retrieved by naval ssels a junction is defined between a fixed portion of an electrically conductive wire and a movable portion of the wire portion. A relatively hard potting material is provided around and defines the fixed portion of the wire. A coiled helically shaped portion of the same wire or a second wire is integrally joined to the first portion and defines the movable portion. This movable second portion is encased in a relatively soft urethane material so as to provide freedom in both a bending and tension mode. A third portion of the wire is connected to the opposite end of the coiled second portion. This structure affords strain relief at the junction between the fixed portion of the flexible conductor and the movable second portion.
    • 在由导航船舶部署或由海军舰艇取回的类型的拖曳的阵列突破中,在导电线的固定部分和线部分的可移动部分之间限定了连接点。 围绕并限定线的固定部分设置相对硬的灌封材料。 同一线或第二线的螺旋形螺旋形部分被整体连接到第一部分并且限定可动部分。 该可移动的第二部分被包裹在相对柔软的聚氨酯材料中,以便在弯曲和张力模式下提供自由。 线的第三部分连接到卷绕的第二部分的相对端。 这种结构在柔性导体的固定部分和可移动的第二部分之间的接合处提供应变消除。
    • 8. 发明授权
    • Rotating peel fixture
    • 旋转剥离夹具
    • US5596133A
    • 1997-01-21
    • US521387
    • 1995-08-23
    • Wendell C. Maciejewski
    • Wendell C. Maciejewski
    • G01N3/04G01N19/04G01N19/00
    • G01N3/04G01N19/04
    • A U-shaped bracket has bearings holding a rotatable shaft. The shaft supps a pair of conical disks with their apexes facing each other along the shaft. Nuts are positioned along the shaft outside of the cones to position the cones. A cylindrical strength piece and a cylindrical test piece are inserted over the shaft with the test piece being outermost. The nuts tighten the disks against the test piece with the strength piece being of such a size to inhibit the disks from damaging the test piece. The bracket has an extension affixed to it that is attached to a testing machine. The cylindrical test piece is suitable for rotation and has a coating bonded to it. The testing machine peels the coating at a constant 90.degree. angle from the test piece and measures the peel strength upon the test piece being rotated.
    • U型支架具有保持旋转轴的轴承。 轴支撑一对锥形盘,它们的顶点沿着轴彼此面对。 螺母沿着锥体外侧的轴定位以定位锥体。 将圆柱形强度件和圆柱形试件插入轴上,试件最外侧。 螺母将试验片紧固在一起,强度片的尺寸大小可以防止圆盘损坏试件。 支架上有一个附着在测试机上的延伸部分。 圆柱形试件适用于旋转,并具有粘合到其上的涂层。 试验机将试样从试片上以90°的角度剥离涂层,并测量试件旋转时的剥离强度。
    • 9. 发明授权
    • Dynamic test apparatus for electro-rheological fluids
    • 电流变液动态试验装置
    • US5177997A
    • 1993-01-12
    • US762818
    • 1991-09-16
    • Wendell C. Maciejewski
    • Wendell C. Maciejewski
    • G01N11/16
    • G01N11/16
    • A device is disclosed for determining the dynamic mechanical properties, cifically, G*, G', G", and Tan .delta., of an electrorheological (ER) fluid as a function of frequency, voltage and temperature. This is accomplished by using the device in conjunction with a suitable driving and environmental control apparatus. An inner tubular electrode, coaxial with an outer tubular electrode, is oscillated along their common longitudinal axis at frequencies in a range of approximately 5 Hz to approximately 1,000 Hz while the spacing between the electrodes is maintained substantially constant at all opposed portions thereof. A power source provides an electrical field encompassing the inner and outer electrodes and the gap therebetween, and the assoicated driving and environmental control apparatus is operated for measuring the effort required to move the second electrode relative to said first electrode when the ER fluid is received between said inner and outer electrodes. Such measured effort is a function, respectively, of the characteristics of the ER fluid, the rate of oscillation of said second electrode, the strength of the electrical field, and the temperature of the ER fluid.
    • 公开了一种用于确定作为频率,电压和温度的函数的电流变(ER)流体的动态力学性能,特别是G *,G',G“和Tan delta的装置。 这是通过将该装置与合适的驾驶和环境控制装置结合使用来实现的。 与外部管状电极同轴的内部管状电极沿其共同的纵向轴线以大约5Hz至大约1,000Hz的频率振荡,同时电极之间的间隔在其所有相对的部分保持基本恒定。 电源提供包围内电极和外电极的电场及其间的间隙,并且所述驱动和环境控制装置被操作用于测量当ER流体接收在第二电极之间时相对于所述第一电极移动所需的功率 所述内电极和外电极。 这种测量的功率分别是ER流体的特性,所述第二电极的振荡速率,电场强度和ER流体的温度的函数。