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    • 71. 发明授权
    • Weighing scale with improved lever and fulcrum assembly
    • 称重秤具有改进的杠杆和支点组件
    • US5133421A
    • 1992-07-28
    • US743219
    • 1991-08-09
    • John Wang
    • John Wang
    • G01G19/44G01G21/08
    • G01G19/44G01G21/08
    • A weighing scale includes a hollow casing having a lower base and an upper covering for support an object. A pressure gauge mounted to the base includes an indicator, and a hydraulic pressure sensor connected to the indicator and actuating it in response to a sensed pressure produced by the weight of the object. Four spaced fulcrum posts are mounted to the base. A lever mechanism includes a rear one-piece rod and a pair of spaced front rods respectively and pivotably mounted to the four fulcrum posts. The rear one-piece rod includes a force exerting plate resting on the hydraulic pressure sensor. A transmitting frame provided between the covering and the lever mechanism includes a pair of spaced rods and a connecting rod mounted between the spaced rods which are pivotably mounted to the lever mechanism.
    • 称重秤包括具有下底座和用于支撑物体的上盖的中空壳体。 安装在基座上的压力计包括指示器和连接到指示器的液压传感器,并响应于由物体的重量产生的感测压力来致动该指示器。 四个分开的支点柱安装到基座上。 杠杆机构包括后单件杆和一对间隔开的前杆,并且可枢转地安装到四个支点柱。 后部一体式杆包括搁在液压传感器上的施力板。 设置在所述覆盖物和所述杠杆机构之间的传递框架包括一对间隔开的杆和安装在所述间隔开的杆之间的连接杆,所述杆可枢转地安装到所述杆机构。
    • 72. 发明授权
    • Return apparatus
    • 返回仪器
    • US4935985A
    • 1990-06-26
    • US357336
    • 1989-05-25
    • John Wang
    • John Wang
    • F16F5/00F16F9/48
    • F16F9/486F16F5/00Y10T16/276Y10T16/2782Y10T16/281
    • A return apparatus includes a first hollow cylindrical member and a second hollow cylindrical member sleeved in the first cylindrical member to create a telescoping movement in a sealed relationship. The first cylindrical member has a first and a second closed end to define a first sealed chamber. The second cylindrical member has a first closed end protruding beyond the first closed end of the first cylindrical member and a second closed end having a flange radially extended therefrom to seal and engage movably with the inner face of the first cylindrical member in the first chamber. A floating piston is mounted in the axial bore of the second cylindrical member defining a second chamber and a third chamber. The third chamber is provided with a compressible gas. The first and second chambers are filled with fluid under the pressure of the compressible gas. In this way, the second cylindrical member can be retracted to an original position after it is pulled outward by an axially external force.
    • 返回装置包括第一中空圆柱形构件和套在第一圆柱形构件中的第二中空圆柱形构件,以形成密封关系中的伸缩运动。 第一圆柱形构件具有第一和第二封闭端,以限定第一密封腔。 第二圆柱形构件具有突出超过第一圆柱形构件的第一封闭端的第一封闭端和第二闭合端,其具有从其径向延伸的凸缘以与第一腔室中的第一圆柱形构件的内表面可移动地密封和接合。 浮动活塞安装在限定第二室和第三室的第二圆柱形构件的轴向孔中。 第三室设置有可压缩气体。 在可压缩气体的压力下,第一和第二腔室充满流体。 以这种方式,第二圆柱形构件可以在通过轴向外力向外拉之后缩回到原始位置。
    • 73. 发明授权
    • Methods and apparatus for dynamic characterization of electrochemical systems
    • 电化学系统动态表征的方法和装置
    • US09417290B1
    • 2016-08-16
    • US13646663
    • 2012-10-06
    • Shuoqin WangPing LiuJohn Wang
    • Shuoqin WangPing LiuJohn Wang
    • G01R31/36G01R31/40G06F15/00G01R19/00
    • G01R31/3651G01R31/362G01R31/3624G01R31/3679G06F15/00H01M8/02H01M10/42
    • The present invention provides impulse-response-based algorithms for high-speed characterization of electrochemical systems (e.g., batteries) with good accuracy. In some variations, a method for dynamic characterization of an electrochemical system comprises selecting an electrochemical system to be characterized; sensing the measured current to or from said electrochemical system; sensing the measured voltage across said electrochemical system; sensing or calculating the time derivatives of the measured current and voltage; and calculating an impulse response using a recursive or matrix-based algorithm (as disclosed herein), wherein said impulse response characterizes said electrochemical system within a selected sampling window. The algorithms are robust, incorporating noise-reduction techniques, and are suitable for real applications under various operating conditions. These algorithms, and the apparatus and systems to implement them, are able to accept various exciting signals to provide dynamic characterization of various states of the electrochemical system.
    • 本发明提供了用于以高精度高速表征电化学系统(例如电池)的基于脉冲响应的算法。 在一些变型中,用于电化学系统的动态表征的方法包括选择要表征的电化学系统; 检测来自或来自所述电化学系统的测量电流; 感测所述电化学系统上的测量电压; 感测或计算测得的电流和电压的时间导数; 以及使用递归或基于矩阵的算法(如本文所公开)来计算脉冲响应,其中所述脉冲响应表征所选择的采样窗口内的所述电化学系统。 这些算法是稳健的,结合了降噪技术,适用于各种操作条件下的实际应用。 这些算法以及实现它们的装置和系统能够接受各种激励信号以提供电化学系统的各种状态的动态表征。
    • 76. 发明授权
    • Drill members for mine roofs
    • 钻我的屋顶的成员
    • US09109408B2
    • 2015-08-18
    • US13291811
    • 2011-11-08
    • John Wang
    • John Wang
    • E21B17/03E21B17/04
    • E21B19/16E21B17/00E21B17/03E21B17/04
    • A drilling system for drilling vertical holes in a mine roof includes a chuck configured to be driven in rotation by a motorized drill head. The chuck is cylindrical has a bore having a first polygonal inside perimeter. A drill member has an elongated hollow body with a cross section defining a circular outside perimeter over most of its length and a constant, second polygonal inside perimeter along substantially the entire length of the drill member. The drill member has at least one end region having a first polygonal outside perimeter that is sized to fit into the first polygonal inside perimeter to rotationally engage the drill member with the chuck. Drill bits having a bit fixture having a cross section with a second polygonal outside perimeter are sized and configured to fit snugly inside the second polygonal inside perimeter to be mounted to the drill member opposite the chuck.
    • 用于在矿井顶部钻出垂直孔的钻井系统包括构造成由机动钻头旋转驱动的卡盘。 卡盘是圆柱形的,具有第一多边形内周的孔。 钻头构件具有细长的中空本体,该中空本体具有在其大部分长度上限定圆形外周边的横截面,并且沿钻头构件的大致整个长度具有恒定的第二多边形内周边。 钻头构件具有至少一个端部区域,该端部区域具有第一多边形外周边,该第一多边形外周边的尺寸被设计成适合于第一多边形内周边,以使钻头构件与卡盘旋转接合。 具有具有第二多边形外周边的横截面的钻头夹具的钻头的尺寸和构造适于紧密地配合在第二多边形内周边内,以安装到与卡盘相对的钻头构件。
    • 78. 发明授权
    • Method and apparatus for cryptographic key storage wherein key servers are authenticated by possession and secure distribution of stored keys
    • 用于加密密钥存储的方法和装置,其中密钥服务器通过拥有和安全分发所存储的密钥进行认证
    • US08290165B2
    • 2012-10-16
    • US12723480
    • 2010-03-12
    • Robert AllenRobert A. JerdonekJohn WangTom Wu
    • Robert AllenRobert A. JerdonekJohn WangTom Wu
    • H04L9/00
    • H04L9/083H04L9/0825H04L9/0897H04L9/3228
    • A key management system includes secured data stored on a first system secured by a control key stored securely on a key server. The secured data is secured against attacks such as unauthorized use, modification or access, where authorization to access the secured data is determined by knowledge of an access private key of an access key pair. When an authorized user is to access the secured data, the first system generates a request to the key server, signed with the access private key, wherein the request is for a decryption control key and the request includes a one-time public key of a key pair generated by the first system for the request. The first system can decrypt the decryption control key from the response, using a one-time private key. The first system can then decrypt the secured data with the decryption control key remaining secured in transport.
    • 密钥管理系统包括存储在由安全地存储在密钥服务器上的控制密钥保护的第一系统上的安全数据。 安全数据是针对诸如未授权使用,修改或访问之类的攻击而进行的,其中访问安全数据的授权通过访问密钥对的访问私钥的知识来确定。 当授权用户访问安全数据时,第一系统生成对密钥服务器的请求,该密钥服务器用访问私钥签名,其中该请求是用于解密控制密钥,并且该请求包括一个 密钥对由第一个系统生成的请求。 第一系统可以使用一次性私钥从响应中解密解密控制密钥。 然后,第一系统可以利用解密控制密钥在传输中保持固定来解密安全数据。
    • 79. 发明申请
    • FACET-BASED FILTERING OF SOCIAL NETWORK UPDATE DATA
    • 基于FACET的社会网络更新数据的过滤
    • US20120072432A1
    • 2012-03-22
    • US13237844
    • 2011-09-20
    • Alejandro CrosaEsteban KozakYasuhiro MatsudaXiaoyang GuHao YanJohn WangChanh Nguyen
    • Alejandro CrosaEsteban KozakYasuhiro MatsudaXiaoyang GuHao YanJohn WangChanh Nguyen
    • G06F17/30G06F15/16
    • G06Q50/01G06F17/30867G06Q10/00
    • A network update interface is presented to a user on a network to display network updates from other users of a mutual social-networking site. The network updates shared by the other users are gathered in a stream and supplied to a facet-filtering system including a network update interface. The user controls the display of certain network update items according to facet-filter characteristics enabled in facet-filter selection panels in the network update interface. The facet-filter characteristics are used by a facet filter to select certain network updates for display to the user in the network update interface. Trending links to further articles with content corresponding to the facet-filter characteristics are displayed to the user according to greatest popularity among the other users. Links to the profiles of the users sharing the articles are also provided in the network update interface.
    • 向网络上的用户呈现网络更新界面以显示来自相互社交网站的其他用户的网络更新。 由其他用户共享的网络更新集中在一个流中,并提供给包括网络更新界面的构面过滤系统。 用户根据网络更新界面中的小平面过滤器选择面板中启用的特征滤波器特征来控制某些网络更新项目的显示。 小平面滤波器特征由小平面滤波器用于选择某些网络更新以在网络更新界面中向用户显示。 根据其他用户的最大的普及程度,向用户显示与具有相关特征的内容对应的其他文章的趋势链接。 在网络更新界面中还提供了共享文章用户的配置文件的链接。
    • 80. 发明授权
    • Aquatic carrier and rudder thereof
    • 水上运载物和方向舵
    • US08113896B2
    • 2012-02-14
    • US12748658
    • 2010-03-29
    • Dave WangAngela LuChristine WangJohn Wang
    • Dave WangAngela LuChristine WangJohn Wang
    • B63B35/79
    • B63B35/7926B63B43/18B63B2039/063
    • A fin of aquatic carrier is described, which includes a fixing component, a retractable component, and a first elastic component. The retractable component is pivoted to the fixing component; the first elastic component connects the fixing component and the retractable component and supports the retractable component. When the retractable component experiences an external force, the first elastic component is compressed and causes the retractable component to rotate with respect to the fixing component. When surfers or swimmers are hit by the fin of aquatic carrier described in this invention, the rotation of the retractable component with respect to the fixing component reduces the force exerted on them, thus preventing them from being hurt. In addition, an aquatic carrier with a fin is also described.
    • 描述了一种水中载体的翅片,其包括固定部件,可缩回部件和第一弹性部件。 可伸缩部件枢转到固定部件; 所述第一弹性部件连接所述固定部件和所述伸缩部件,并支撑所述伸缩部件。 当可伸缩部件经受外力时,第一弹性部件被压缩并使可伸缩部件相对于固定部件旋转。 当冲浪者或游泳者被本发明所描述的水上运载器的鳍撞击时,可缩回部件相对于固定部件的旋转减小了施加在其上的力,从而防止了它们受到伤害。 此外,还描述了具有翅片的水生载体。