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    • 1. 发明授权
    • Inertia switching device, acceleration responsive device and method of
making acceleration responsive device
    • 惯性开关装置,加速响应装置及加速响应装置的制作方法
    • US5837951A
    • 1998-11-17
    • US682340
    • 1996-07-25
    • Harunori KatoYasukazu MizutaniShigekazu ShibataKatsuhiro KimuraHideki KosekiMitsuhiro UranoMasayuki Watanabe
    • Harunori KatoYasukazu MizutaniShigekazu ShibataKatsuhiro KimuraHideki KosekiMitsuhiro UranoMasayuki Watanabe
    • G01P15/03G01P15/135H01H35/02H01H35/14
    • H01H35/142G01P15/032G01P15/135H01H35/02
    • A seismosensitive element includes a housing formed from an electrically conductive material and having an inclined face formed on the bottom thereof to gradually rise concentrically outwardly substantially from a center of the inner bottom face, and a header fixed to the housing to close its open end and having through-aperture in which an electrically conductive terminal pin is fixed in an insulated relation. A contact is fixed an end of the terminal pin located inside the housing and has a plurality of feather portions disposed concentrically with the terminal pin, the feather portions having a predetermined elasticity. An inertia ball is enclosed in the housing to be located substantially at the center in the housing in a normal position of the element in a stationary state. The inertia ball rolls when subjected to oscillation, so that the inertia ball slides on the feather portions of the contact except for distal ends of the feather portions such that the inertia ball electrically conducts between the contact and the housing and such that the feather portions are elastically deformed, thereby receiving a force causing the same to be pushed against the bottom of the housing. An acceleration responsive switch includes a receptacle including a housing having a conical face, an inertial ball in the receptacle, and an oscillation damping liquid in the receptacle. The oscillation damping liquid has a viscosity such that the inertial ball terminates rotation when it is subjected to an external oscillation to be rotated.
    • 地震敏感元件包括由导电材料形成并具有形成在其底部上的倾斜面的壳体,其基本上从内底面的中心逐渐同心地向外升起,并且固定到壳体以将其开口端部闭合, 具有通孔,其中导电端子销以绝缘关系固定。 接触件固定在壳体内部的端子销的端部,并且具有与端子销同心设置的多个羽毛部分,羽毛部分具有预定的弹性。 惯性球被封闭在壳体中,以在固定状态下的元件的正常位置中大致位于壳体的中心。 惯性球在受到振动时滚动,使得惯性球在羽毛部的远端除了接触部的羽毛部分之外滑动,使得惯性球在接触和壳体之间电导通,使得羽毛部分 弹性变形,从而接收使其相对于壳体的底部被推压的力。 一种加速度响应开关包括一个插座,它包括一个具有圆锥面的壳体,该插座中的一个惯性球,以及该容器中的振荡阻尼液体。 振动阻尼液体具有这样的粘度,使得当惯性球经受外部振荡以旋转时终止旋转。
    • 2. 发明授权
    • Thermally responsive switch
    • 热响应开关
    • US5221914A
    • 1993-06-22
    • US950776
    • 1992-09-24
    • Susumu Ubukata, deceasedYasukazu MizutaniIsao HigashikataHideki Koseki
    • Susumu Ubukata, deceasedYasukazu MizutaniIsao HigashikataHideki Koseki
    • H01H37/00
    • H01H37/002H01H37/5427
    • A thermally responsive switch for protecting electric motors against overcurrent and overheating conditions includes a metallic receptacle having an elongated dome-shaped portion and an opening opposite to the dome-shaped portion, a metallic header plate secured to the one end of the receptacle so as to hermetically close the opening afterwards and having a through-aperture, a thermally responsive element disposed in the receptacle in parallel with the header plate and carrying a movable contact at one end, a rod terminal secured in the aperture of the header plate by an electrically insulating material filled in the aperture for hermetic sealing so that the terminal extends through the aperture, a fixed contact support disposed in the receptacle to be perpendicular to the terminal and having an end to which a fixed contact is secured, the support being connected at the other end to the end of the terminal projected into the receptacle, by solder, and a spring for urging the support so that it is disconnected from the terminal.
    • 用于保护电动机免受过电流和过热状况的热响应开关包括金属容器,其具有细长的圆顶形部分和与圆顶形部分相对的开口,金属集管板固定到容器的一端,以便 随后密封地关闭开口并具有通孔,热敏元件设置在容器中与集管板平行并且在一端承载可动触点,杆端子通过电绝缘固定在集管板的孔中 填充在用于气密密封的孔中的材料,使得端子延伸穿过孔,固定的触点支撑件设置在插座中以垂直于端子并且具有固定触头固定的端部,支撑件在另一端连接 通过焊料终止到端子的端部,并且用于推动支撑件的弹簧 它与终端断开连接。
    • 3. 发明授权
    • Three-phase thermal protector
    • 三相热保护器
    • US4843363A
    • 1989-06-27
    • US250087
    • 1988-09-28
    • Susumu UbukataYasukazu MizutaniSyozo Iyoda
    • Susumu UbukataYasukazu MizutaniSyozo Iyoda
    • H01H5/30H01H37/18H01H37/54H01H81/02
    • H01H81/02H01H37/18H01H37/5418H01H5/30
    • This invention relates to a three-phase thermal protector having two pairs of fixed and movable contacts for opening and closing the neutral of wye-connected phase windings of a three-phase induction motor. The protector further includes a header plate having two terminal pins secured by an insulating sealant material respectively, a support plate secured to the header plate, an elastic member disposed so as to be approximately parallel to the support plate, the elastic member having two ends, one of which is secured to the support plate, a thermally responsive element secured at one end thereof to the other end of the elastic member, the thermally responsive element carrying the movable contacts and moving and returning with snap action in response to temperature change, a pivot mounted on a stationary member either at the header plate side or at the support plate side so that the surface of connecting portions of the thermally responsive element and the elastic member is engaged therewith, and an operative temperature calibrating mechanism provided on the support plate for exerting a contact pressure between the movable and fixed contacts.
    • 本发明涉及具有两对固定和可动触点的三相热保护器,用于打开和关闭三相感应电动机的三相绕组的中性线。 保护器还包括一个集管板,它具有分别由绝缘密封剂材料固定的两个端子销,一个固定在集管板上的支撑板,一个弹性部件设置成大致平行于支撑板,该弹性部件具有两个端部, 其中一个固定到支撑板上,热响应元件在其一端固定到弹性元件的另一端,热响应元件承载可移动触点,并随着温度变化的快速动作而移动和返回, 枢轴在头板侧或支撑板侧安装在固定构件上,使得热响应元件和弹性构件的连接部分的表面接合,以及设置在支撑板上的操作温度校准机构, 在可动和固定触点之间施加接触压力。
    • 4. 发明授权
    • Seismosensitive device
    • 地震敏感装置
    • US4493066A
    • 1985-01-08
    • US526498
    • 1983-08-25
    • Susumu UbukataYasukazu Mizutani
    • Susumu UbukataYasukazu Mizutani
    • H01H35/14G01H1/00H01H29/00
    • H01H29/002
    • A seismosensitive device comprises a hermetically sealed enclosure having a recess at the bottom, a first annular surface provided around the recess and having a radial gradient substantially of horizontal level and a second annular surface provided around the first annular surface and progressively diverging from the lower to upper portions with a slope having a gradient greater than that of the first annular surface. A switch assembly comprising a drop of mercury placed at the recess, an electrode bar provided with the enclosure, a needle contact secured to the electrode bar to have its lower end immersed into the drop is provided. When the mercury drop moves along the gradient surfaces significantly smoothly to separate from the needle contact upon tremor of the earth, the switch will open.
    • 地震敏感装置包括在底部具有凹部的气密密封的外壳,围绕凹部设置的第一环形表面,并且具有基本上水平的径向梯度和围绕第一环形表面设置的第二环形表面,并逐渐地从下至下分布 上部具有斜率大于第一环形表面的斜率的斜率。 一种开关组件,包括放置在凹槽处的一滴汞,设置有外壳的电极棒,提供固定到电极棒以使其下端浸入液滴中的针接头。 当汞滴沿着梯度表面移动,大大平滑地与地球震颤时的针接触器分离,开关将打开。
    • 7. 发明授权
    • Thermally responsive switch and method of making the same
    • 热响应开关及其制作方法
    • US5196820A
    • 1993-03-23
    • US908858
    • 1992-07-01
    • Susumu Ubukata, deceasedYasukazu MizutaniIsao HigashikataHideki Koseki
    • Susumu Ubukata, deceasedYasukazu MizutaniIsao HigashikataHideki Koseki
    • H01H37/00H01H37/54
    • H01H37/002H01H37/5418
    • A thermally responsive switch includes an elliptic dome-shaped metal receptacle, a header metal plate hermetically secured to the receptacle and having a through-aperture at one of two longitudinal ends, an electrical conductor inserted through the aperture of the header plate and secured with an electrically insulating material such as glass, a support having at one of two longitudinal ends a fixed portion secured to the end of the conductor in the receptacle and a supporting portion positioned away from its other end in the direction of the fixed portion, a bimetal secured at one of its two ends to the supporting portion of the support and carrying a movable contact at the other end, the bimetal having a central shallow dish-shaped portion reversing its curvature with a snap action in response to the temperature, a fixed contact secured to the header plate in the vicinity of its other longitudinal end, and a calibrator interposed between the inner wall of the receptacle and the other end of the support opposing the movable contact. The calibrator is moved, pushing the other end of the support when the receptacle wall corresponding to the calibrator is deformed for calibration of an operating temperature of the switch, so that the support is bent in the vincity of the fixed portion such that a contact pressure between the movable and fixed contacts is varied.
    • 热响应开关包括椭圆形的圆顶状金属容器,密封地固定到容器的头部金属板,并且在两个纵向端部中的一个端部具有通孔,插入穿过集管板的孔的电导体, 电绝缘材料如玻璃,支撑件在两个纵向端中的一个处固定到插座中的导体的端部的固定部分和沿着固定部分的方向远离其另一端定位的支撑部分,双金属固定 在其两端中的一端位于支撑件的支撑部分并且在另一端承载可移动触点,双金属具有中心的浅盘形部分,以响应于温度的快速动作来反转其曲率,固定触点固定 在其另一纵向端部附近的集管板和插入在容器的内壁和另一个之间的校准器 支撑件与活动触点相对的端部。 当校准器对应的容器壁变形以校准开关的工作温度时,校准器被移动,推动支撑件的另一端,使得支撑件在固定部分的弯度中弯曲,使得接触压力 在可移动和固定的触点之间变化。
    • 8. 发明授权
    • Thermally responsive switch
    • 热响应开关
    • US5107241A
    • 1992-04-21
    • US630964
    • 1990-12-24
    • Susumu UbukataYasukazu Mizutani
    • Susumu UbukataYasukazu Mizutani
    • H01H37/54H01H37/12H01H37/20
    • H01H37/12H01H37/20
    • A thermal motor protector includes a first support for supporting a thermally responsive element and a second support for supporting a fixed contact. The first and second supports are mounted on and insulated from a header plate. The thermally responsive element is secured to the first support through a fixing strip and has a central shallow dish-shaped portion and carries a movable contact at its distal end. A calibration mechanism includes a male screw, a hole formed in the first support and elastically slender clamping portions clamping the screw when it is screwed into the hole. The diameter of the hole is smaller than the outer diameter of the screw. The stiffness of the fixing strip is determined so that variations in the ratio of the current bypassed into the calibration mechanism to the current flowing through the fixing strip and thermally responsive element can be substantially ignored.
    • 热电动机保护器包括用于支撑热响应元件的第一支撑件和用于支撑固定触点的第二支撑件。 第一和第二支撑件安装在头板上并与头板绝缘。 热响应元件通过固定条固定到第一支撑件,并且具有中央浅盘形部分,并在其远端承载可动触点。 校准机构包括外螺纹,形成在第一支撑件中的孔和弹性细长夹紧部分,当螺钉拧入孔中时,夹紧螺钉。 孔的直径小于螺钉的外径。 确定固定条的刚度,使得旁路到校准机构中的电流与流过固定条和热响应元件的电流的比率的变化基本上被忽略。
    • 9. 发明授权
    • Thermally responsive switch
    • 热响应开关
    • US4914414A
    • 1990-04-03
    • US388855
    • 1989-08-03
    • Susumu UbukataYasukazu Mizutani
    • Susumu UbukataYasukazu Mizutani
    • H01H37/12H01H37/18H01H71/16H01H81/02
    • H01H37/12H01H2011/0075H01H37/18H01H71/161H01H71/164H01H81/02
    • A thermally responsive switch used in enclosed motor-compressors includes a supporter formed of a single metallic plate and including a support arm cantilever mounting a thermally responsive bimetallic or trimetallic element carrying a movable contact at one end, first and second beams disposed in a relation that the support arm is interposed between these beams, and an operative temperature calibration strip integrally extended from the first beam. The calibration strip is slidably inserted between the support arm and the second beam into a wedge structure in the state that the calibration strip is bent at the root portion. Consequently, when the calibration strip is bent with the slidable movement, the support arm is bent so that the contact pressure between the contacts is set, an amount of bending deformation of the support arm corresponding to an amount of bending deformation of the calibration strip.
    • 用于封闭的电动机 - 压缩机的热响应开关包括由单个金属板形成的支撑件,并且包括支撑臂悬臂,其在一端安装承载可动触头的热响应双金属或三金属元件,第一和第二梁以 支撑臂插入在这些梁之间,以及从第一梁一体延伸的操作温度校准条。 在校准条在根部弯曲的状态下,校准条可滑动地插入在支撑臂和第二梁之间的楔形结构中。 因此,当校准条被可滑动地弯曲时,支撑臂被弯曲,使得触点之间的接触压力被设定,支撑臂的弯​​曲变形量对应于校准条的弯曲变形量。
    • 10. 发明授权
    • Thermally actuated switching device
    • 热致动开关装置
    • US4551701A
    • 1985-11-05
    • US611177
    • 1984-05-17
    • Susumu UbukataYasukazu Mizutani
    • Susumu UbukataYasukazu Mizutani
    • H01H37/02H01H37/54H01H61/00H01H71/16
    • H01H37/02H01H37/54H01H2009/305H01H2037/5463H01H37/5418
    • A thermally actuated switching device is disclosed that comprises a fixed contact placed on a proper member, a thermally actuated member such as a bimetallic member in the center of which is formed of a thin dish shape which contributes to a snap-action caused by heating of the bimetallic member, a bracket keeping the thermally actuated member in the concave-formed condition, a movable contact, which contacts on or removes from the fixed contact and is secured on the free end of the thermally actuated member, and a heat-resistant arc shield cantileverly held on the free end of the thermally actuated member or on a proper supporting member against the movable contact mounted surface of the thermally actuated member, so that the arc shield protects the thermally actuated member from an arc being introduced to it and prevents the deviation of the operation temperature of the thermally actuated member at the open or close action.
    • 公开了一种热致动的开关装置,其包括放置在适当构件上的固定触点,诸如双金属构件的热致动构件,其中心由薄的盘形形成,该薄板形状有助于由加热引起的卡合动作 双金属构件,保持热致动构件处于凹形状态的支架,可移动触点,其接触固定触点或从固定触点移除并固定在热致动构件的自由端上,并且具有耐热弧 屏蔽件悬臂地保持在热致动构件的自由端上或者抵靠热致动构件的可动触点安装表面的适当的支撑构件上,使得电弧屏蔽件保护热致动构件免受被引入到其中的电弧,并防止 热启动构件的操作温度在打开或关闭动作时的偏差。