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    • 9. 发明授权
    • Switching magnet
    • 切换磁铁
    • US4392117A
    • 1983-07-05
    • US281387
    • 1981-07-08
    • Christoph GibasMichael Muller
    • Christoph GibasMichael Muller
    • H01F7/06H01F7/10H01F7/127H01F7/16H01H50/16H01F3/00
    • H01F7/10H01F7/06
    • A magnetic structure including a coil and yoke includes a bobbin or spool having a coil wound thereon, the flanges at the ends of the bobbin having protruding ribs defining radially extending slots which receive the legs of bundles of U-shaped laminations. The outer corners of the laminations are beveled or chamfered and are retained in position by end plates which have inwardly protruding inclined surfaces positioned to engage the beveled corners, thereby preventing outward radial movement of the laminations. The end plates can then be retained in place by conventional fastener means. The entire assembly can also be spray-coated with plastic. The laminations themselves are not perforated.
    • 包括线圈和轭的磁性结构包括具有卷绕在其上的线圈的线轴或线轴,线轴端部处的凸缘具有限定径向延伸的槽的突出肋,其容纳U形叠片束的腿部。 叠片的外角是倾斜的或倒角的,并且通过具有向内突出的倾斜表面的端板保持在适当的位置,该倾斜表面定位成与斜角接合,从而防止叠片的向外径向移动。 然后可以通过常规的紧固装置将端板保持在适当的位置。 整个组件也可以用塑料喷涂。 叠片本身不穿孔。
    • 10. 发明授权
    • Solenoid apparatus
    • 电磁装置
    • US4302743A
    • 1981-11-24
    • US87484
    • 1979-10-23
    • Kazuo Araki
    • Kazuo Araki
    • H01F7/06F16K31/06H01F7/10
    • H01F7/10
    • An improved solenoid apparatus for operating valves such as hydraulic/air valves or other mechanical devices including a pressure proof tube which is wholly or partially nonmagnetic and has one end connected sealingly to a stationary core, an armature slidably mounted in contact with the inner face of the pressure proof tube, and a coil assembly comprising substantially a yoke and a coil encompassing the pressure proof tube. A cylindrical magnetic ring enclosing a part of the stationary core and a part of the pressure proof tube in the vicinity of the end face at the attracting side of the stationary core is inserted between the stationary core and the coil assembly the one end of the magnetic ring protruding axially over to the armature side, whereby the solenoid can be used either with alternating or direct current merely by replacing the coil assembly. When the solenoid is connected to an AC power source, there is no need to install a shading coil and therefore, the apparatus is low in cost and reliably endures impact loads.
    • 一种用于操作诸如液压/空气阀或其它机械装置的阀的改进的螺线管装置,其包括完全或部分非磁性并且具有密封地连接到固定铁芯的一端的耐压管,可滑动地安装成与内表面接触的电枢 压力保护管和包括基本上轭的线圈组件和包围耐压管的线圈。 在固定铁芯的吸引侧的端面附近包围固定铁心的一部分和压力保护管的一部分的圆柱形磁环插入到固定铁芯和线圈组件之间,磁体的一端 环形轴向突出到电枢侧,由此螺线管可以仅通过替换线圈组件而用于交流或直流电。 当螺线管连接到交流电源时,不需要安装阴影线圈,因此该设备的成本低廉,并且可靠地承受冲击负载。