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    • 2. 发明授权
    • Small-sized gas pressure welding machine for rails with two separate
mechanisms for punching-shearing excess metal
    • 用于轨道的小型气体压力焊接机具有用于冲压剪切多余金属的两个分离机构
    • US4762263A
    • 1988-08-09
    • US109620
    • 1987-10-19
    • Hirotsugu OishibashiMuneyuki OharaKenzo HagiwaraHisashi YoshidaKunio KitagawaKimio Shimizu
    • Hirotsugu OishibashiMuneyuki OharaKenzo HagiwaraHisashi YoshidaKunio KitagawaKimio Shimizu
    • B23K20/00B23K20/02B23K37/08E01B29/42B23K20/26
    • B23K37/08B23K20/028E01B29/42B23K2201/26Y10T29/5116
    • A small-sized gas pressure welding machine for rails comprises a pressure application unit and an excess metal punching unit. The pressure application unit includes a positioning bed disposed along the rail feet of rails to be welded together, a movable pressure application clamp mechanism provided at one end of the positioning bed and a stationary pressure application clamp mechanism provided at the other end of the positioning bed. The movable clamp mechanism clamps the rail foot of one of the rails and provides an abutting pressure. The stationary clamp mechanism clamps the rail foot of the other rail and receives the abutting pressure. The excess metal punching unit is mounted on the other end of the positioning bed to be fitted on the other rail from the railhead thereof and is capable of being mechanically and detachably coupled to the pressure application unit and is provided with an upper excess metal punching mechanism for punching excess metal off the railheads, rail webs and rail foot upper surfaces of abutted end portions of the rails in one direction. On the other hand, the movable pressure application clamp mechanism is provided with a lower excess metal punching mechanism for punching excess metal off the rail foot lower surfaces of the rails in the other direction opposite to the aforementioned one direction.
    • 用于轨道的小型气体压焊机包括压力施加单元和多余的金属冲孔单元。 压力施加单元包括沿待焊接的轨道的轨道脚布置的定位床,设置在定位床的一端的可移动的施加压力机构和设置在定位床的另一端的静止的施加压力机构 。 可移动夹紧机构夹住轨道之一的轨道脚并提供邻接压力。 固定夹紧机构夹住另一个导轨的导轨底脚并接收邻接压力。 多余的金属冲孔单元安装在定位床的另一端上,从其轨头安装在另一个导轨上,并且能够机械地和可拆卸地联接到压力施加单元,并且设置有上部多余的金属冲孔机构 用于将多余的金属从轨道的一个方向上的轨头,轨道腹板和轨道脚上表面冲出。 另一方面,可移动压力施加夹紧机构设置有下部多余的金属冲孔机构,用于在与上述一个方向相反的另一方向上将多余的金属冲出轨道的轨道脚下表面。
    • 3. 发明授权
    • Printing mechanism for dot matrix printers
    • 点阵打印机的打印机构
    • US4613241A
    • 1986-09-23
    • US688131
    • 1985-01-02
    • Kunio Kitagawa
    • Kunio Kitagawa
    • B41J2/27B41J3/12B41J23/24
    • B41J2/27
    • A dot-type printer of the type using printing pins or wires is improved by employing a driving system which includes a variable-volume sealed container enclosing a pressure transmitting medium. Electrodes are disposed in the medium and are closely spaced such that the application of a high voltage will cause arc discharge across the same. The discharge energy applied to the medium causes an expansion of the medium, which in turn causes an expansion of the sealed container. The printing pins or wires are abutted against a movable membrane or bellows portion of the container, so that container expansion effects linear movement of the pins or wires.
    • 使用包括容纳有压力传递介质的可变容积密封容器的驱动系统,改进了使用打印针或电线的点式打印机。 电极设置在介质中并且紧密间隔开,使得施加高电压将导致电弧放电。 施加到介质的排出能导致介质膨胀,这又导致密封容器的膨胀。 打印销或电线与容器的可移动的膜或波纹管部分抵接,使得容器膨胀会影响销或电线的线性运动。
    • 7. 发明授权
    • Mechanical amplification mechanism for electromechanical transducer
    • 机电换能器的机械放大机构
    • US4675568A
    • 1987-06-23
    • US765044
    • 1985-08-12
    • Tadao UchikawaKunio Kitagawa
    • Tadao UchikawaKunio Kitagawa
    • B41J2/295H01H57/00H01L41/09H01L41/08B41J3/12
    • B41J2/295H01H2003/463H01H57/00H02N2/043
    • A piezoelectric transducer for a printing pin of a dot-matrix or an armature of a relay drives a mechanical amplification mechanism having a base plate with a reference wall that is to be fixed to a frame. An elongated piezoelectric transducer element extends in the direction of its expansion between the base plate and a lever arm. A lever arm has a first end portion coupled to an end of the piezoelectric transducer element, which is remote from the base plate. The lever arm is fixed to the second portion of the base plate by a fulcrum member located at a position near the first end. A band spring has one end coupled between the second end portion of the lever arm and the base plate. An actuating element is fixed to substantially a central portion of the spring. The actuating element may be either a printing pin of a dot-matrix or the moving contact of a relay.
    • 用于点阵的印刷销或继电器的电枢的压电换能器驱动机械放大机构,该机械放大机构具有带有要固定在框架上的参考壁的基板。 细长的压电换能器元件沿其在底板和杠杆臂之间的膨胀方向延伸。 杠杆臂具有联接到压电换能器元件的远离基板的端部的第一端部分。 杆臂通过位于靠近第一端的位置处的支点构件固定到基板的第二部分。 带弹簧的一端连接在杠杆臂的第二端部和底板之间。 致动元件固定到弹簧的基本上中心部分。 致动元件可以是点阵的打印销或继电器的移动触点。