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    • 4. 发明授权
    • Mechanism for synchronously varying pitch of a multi-blade rotor
    • 多叶片转子同步变桨距的机构
    • US09322284B2
    • 2016-04-26
    • US13520733
    • 2011-09-02
    • Jin Peng LiuWei YuanShao Jun Zhou
    • Jin Peng LiuWei YuanShao Jun Zhou
    • F03D7/02F01D7/00
    • F01D7/00F03D7/0224F05B2260/76F05B2260/79Y02E10/723
    • A mechanism for synchronously varying pitch of a multi-blade rotor, such as rotors used in wind or hydraulic generator and helicopter is provided in the present invention. The sync-pitch-varying mechanism for the rotor mainly comprises a bearing a driver, a transmission, a linkage and a control unit, wherein the transmission includes a shaft coupling, a ballscrew, an intermediate cylinder, a driven shaft and a transition cylinder; the linkage includes a link hub, a guide support and multiple links; the control unit includes a speed sensor, a position sensor, a switch and a programmable controller; a rotatory driving force output by said driver through the shaft coupling is transmitted to the driven shaft through a screw-and-nut transmission between the ballscrew and the intermediate cylinder of the transmission so as to drive the driven shaft to move in a linear motion which is then transferred from the driven shaft to the link hub of the linkage through means of the transition cylinder; the controller is configured to enable the driven shaft to move reciprocally within a predefined range of length in order to move the link hub back and forth along the guide support in an axial direction thereof, and therefore multiple bearings for supporting the blades of the rotor are rotatably movable through the multiple links of the link hub. Advantageously, the mechanism of the invention has a simple and compact structure, low cost and high reliability, and the operation is easy to be controlled precisely.
    • 在本发明中提供了用于同时改变多叶片转子的桨距的机构,例如在风力或液压发电机和直升机中使用的转子。 用于转子的同步变桨机构主要包括轴承,驱动器,变速器,联动装置和控制单元,其中变速器包括轴联轴器,滚珠丝杠,中间气缸,从动轴和过渡气缸; 连接包括链接集线器,引导支持和多个链接; 控制单元包括速度传感器,位置传感器,开关和可编程控制器; 由所述驾驶员通过所述联轴器输出的旋转驱动力通过所述滚珠丝杠与所述变速器的所述中间圆筒之间的螺旋螺母传动装置传递到所述从动轴,从而驱动从动轴以直线运动 然后通过过渡缸的装置从从动轴传递到连杆的连杆毂; 所述控制器构造成能够使所述从动轴在预定的长度范围内往复移动,以便沿着所述导向支撑件的轴向方向前后移动所述连接轮毂,并且因此用于支撑所述转子叶片的多个轴承是 可旋转地移动穿过链节的多个链节。 有利地,本发明的机构具有简单紧凑的结构,低成本和高可靠性,并且操作容易被精确地控制。
    • 6. 发明授权
    • Automatically arranging of icons on a user interface
    • 在用户界面上自动排列图标
    • US08930839B2
    • 2015-01-06
    • US13301792
    • 2011-11-22
    • Li HePeng Liu
    • Li HePeng Liu
    • G06F3/048G06F3/0481
    • G06F3/04817
    • Automatically arranging icons on a user interface is provided. A plurality of icons associated with items are received and displayed on the user interface. An importance score for each icon of the plurality of icons and a similarity score between two or more of the plurality of icons are determined. Further, a user interface coordinate is assigned to at least a portion of the plurality of icons based on the importance and similarity scores. The user interface is then displayed with the at least a portion of the plurality of icons according to the user interface coordinate.
    • 提供在用户界面上自动排列图标。 与项目相关联的多个图标被接收并显示在用户界面上。 确定多个图标的每个图标的重要性得分以及多个图标中的两个或更多个图标之间的相似性得分。 此外,基于重要性和相似性得分,向多个图标的至少一部分分配用户界面坐标。 然后根据用户界面坐标与多个图标的至少一部分显示用户界面。
    • 7. 发明授权
    • Heater
    • 加热器
    • US08841588B2
    • 2014-09-23
    • US12589828
    • 2009-10-29
    • Peng LiuLiang LiuKai-Li JiangShou-Shan Fan
    • Peng LiuLiang LiuKai-Li JiangShou-Shan Fan
    • H05B3/06H05B3/14
    • H05B3/145H05B2203/032H05B2214/04
    • A heater includes a substrate, a plurality of first electrode down-leads, a plurality of second electrode down-leads and a plurality of heating units. The plurality of first electrode down-leads are located on the substrate in parallel to each other and the plurality of second electrode down-leads are located on the substrate in parallel to each other. The first electrode down-leads cross the second electrode down-leads and define a plurality of grids. One heating unit is located in each grid. Each heating unit includes a first electrode, a second electrode and a heating element. The heating element includes a carbon nanotube structure.
    • 加热器包括基板,多个第一电极下引线,多个第二电极下引线和多个加热单元。 多个第一电极下引线彼此平行地位于基板上,并且多个第二电极下引线彼此平行地位于基板上。 第一电极下引线穿过第二电极下引线并限定多个栅极。 一个加热单元位于每个网格中。 每个加热单元包括第一电极,第二电极和加热元件。 加热元件包括碳纳米管结构。