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    • 5. 发明申请
    • LINEAR ACTUATOR AND ROCKING CONTROLLER FOR RAILWAY VEHICLE
    • 用于铁路车辆的线性执行器和摇摆控制器
    • US20130112104A1
    • 2013-05-09
    • US13809139
    • 2011-06-27
    • Masafumi TamaiOsamu Goto
    • Masafumi TamaiOsamu Goto
    • B61F5/24
    • B61F5/245F16H25/24F16H57/029F16H2025/2078H02K7/06
    • A compact linear actuator in which a back drive force is small and sticking due to abrasion powder and the like hardly occurs, and a rocking controller for a railway vehicle having the linear actuator are provided. The linear actuator has a main body of a hollow structure having an open end portion and a closed end portion, a cylinder that is fixed to a closed end portion side in the main body, and has an open end at an open end portion side, a linear motion rod that has one end portion extending from the open end portion of the main body, has a wear ring on an outer circumferential portion of the other end portion, and is housed in the cylinder slidably in an axial direction, and a hollow shaft rotatably supported in the main body, wherein the hollow shaft has a permanent magnet on a part of an outer circumferential surface, a winding section included on a part of an inner surface of the main body and the permanent magnet configure a hollow motor, a nut section coaxially fixed to the hollow shaft and a screw section on an outer circumferential surface of the linear motion rod are engaged with each other to configure a rotation/linear motion converting mechanism, and rotary oil seal sections that seal a gap between the hollow shaft and the main body in both sides in the axial direction relative to the nut section are included.
    • 一种紧凑的线性致动器,其中后驱动力小并且由于磨损粉末等而几乎不发生粘附,并且提供了具有线性致动器的轨道车辆的摇摆控制器。 线性致动器具有中空结构的主体,该主体具有开口端部和闭合端部,该筒体固定在主体的封闭端部侧​​,并且在开口端部侧具有开口端, 具有从主体的开口端部延伸的一端部的直线运动杆在另一端部的外周部具有耐磨环,并且沿轴向可滑动地容纳在所述圆筒中, 轴可旋转地支撑在主体中,其中中空轴在外周面的一部分上具有永磁体,包括在主体的内表面的一部分上的绕组部分和永磁体构成中空电机, 螺母部分同轴地固定在中空轴上,并且直线运动杆的外圆周表面上的螺纹部分彼此接合以构成旋转/线性运动转换机构,以及旋转油封部分 包括在空心轴和主体之间沿相对于螺母部分的轴向两侧的间隙密封。
    • 6. 发明申请
    • METHOD FOR PRODUCING POLYMER COMPOUND
    • 生产聚合物化合物的方法
    • US20130046073A1
    • 2013-02-21
    • US13580919
    • 2011-02-25
    • Osamu GotoDaisuke FukushimaTomoya Nakatani
    • Osamu GotoDaisuke FukushimaTomoya Nakatani
    • C08G73/02
    • C08G61/12C08G61/02C08G2261/3142C08G2261/3162C08G2261/411
    • The problem to be solved of the present invention is to provide a method for producing a polymer compound having an increased molecular weight through a short-time polymerization process. Means for solving the problem is a method for producing a polymer compound having a repeating unit represented by formula (2), which method comprising a step of polymerizing a first aromatic compound having at least two first functional groups each containing a boron atom with a second aromatic compound having at least two second functional groups which are capable of reacting with the first functional group, in the presence of an organic solvent, a palladium complex, a base and a compound represented by formula (1): wherein Ra, Rb, Rc, Rd, Re and Rf are the same or different, and each represents a hydrogen atom or a monovalent organic group, or any two of Ra to Rf are bound with each other to form a non-aromatic ring, and the remainder are the same or different, and each represents a hydrogen atom or a monovalent organic group; —Ar—  (2) wherein Ar represents a divalent group resulting from the removal of two hydrogen atoms from an aromatic compound.
    • 本发明要解决的问题是提供通过短时聚合方法制备分子量增加的高分子化合物的方法。 解决问题的手段是制备具有式(2)所示重复单元的高分子化合物的方法,该方法包括使具有至少两个含有硼原子的第一官能团的第一芳族化合物与第二芳族化合物聚合的步骤 在有机溶剂,钯络合物,碱和由式(1)表示的化合物的存在下,具有至少两个能够与第一官能团反应的第二官能团的芳族化合物:其中Ra,Rb,Rc ,Rd,Re和Rf相同或不同,各自表示氢原子或一价有机基团,或者Ra至Rf中的任意两个彼此结合形成非芳香环,其余部分相同 或不同,各自表示氢原子或一价有机基团; -Ar-(2)其中Ar表示从芳族化合物中除去两个氢原子而得到的二价基团。