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    • 7. 发明申请
    • Railway Vehicle
    • 铁路车辆
    • US20080060544A1
    • 2008-03-13
    • US11622531
    • 2007-01-12
    • Takeshi KawasakiToshihiko MochidaToshiharu MiyamotoHideyuki NakamuraTakashi Yamaguchi
    • Takeshi KawasakiToshihiko MochidaToshiharu MiyamotoHideyuki NakamuraTakashi Yamaguchi
    • B61D3/00
    • B61D15/06B61D17/06
    • The invention provides a car body of a railway vehicle capable of absorbing the energy caused when collision occurs to the end of the car body. The present invention comprises a strength member 15 disposed along the circumferential direction of the car body on the end of the car body, a strength member 16 disposed along the circumferential direction at a position rearward from the member 15, rib members 17 disposed along the longitudinal direction of the car body and connecting the two strength members, and an outer panel 18 covering the same. The longitudinal direction of the rib member 17 corresponds to the longitudinal direction of the car body. The rib member 17 is composed of two flanges 17c, 17d and a web 17b connecting the two flanges, and the side having the web 17b is welded to the outer panel 18 via fillet welding. A notch 21 opened to the edge of the flange is formed on the flange at the center of the longitudinal direction of the rib member 17. When collision load is applied, the notch 21 is valley-folded, by which the rib member is bent toward the direction opposite from the side to which the outer panel 18 is attached, so that the collision load can be absorbed sufficiently since the outer panel 18 will not interfere with the buckling of the rib member 17.
    • 本发明提供一种铁路车辆的车体,其能够吸收当碰撞发生到车体的端部时引起的能量。 本发明包括:加强构件15,其沿着车体的车体的周向设置在车身的端部;加强构件16,其沿着圆周方向设置在从构件15的后方的位置;肋构件17,沿纵向 车身的方向并且连接两个强度构件,以及覆盖其的外板18。 肋构件17的纵向方向对应于车体的纵向方向。 肋构件17由两个凸缘17c,17d和连接两个凸缘的腹板17b组成,并且具有腹板17b的侧面通过角焊焊接到外板18。 在肋构件17的纵向方向的中心的凸缘上形成有向凸缘边缘开口的凹口21。 当施加碰撞载荷时,凹口21是谷底折叠的,肋构件被弯曲到与安装外板18的侧面相反的方向,从而可以充分吸收碰撞载荷,因为外板 18不会妨碍肋构件17的弯曲。
    • 8. 发明申请
    • Structural body of railway car and joint structure for friction stir welding
    • 铁路车结构体和摩擦搅拌焊接接头结构
    • US20050115456A1
    • 2005-06-02
    • US10964692
    • 2004-10-15
    • Hideyuki NakamuraKazushige Fukuyori
    • Hideyuki NakamuraKazushige Fukuyori
    • B23K20/12B23K33/00B61D17/00B61D17/04
    • B61D17/043B23K20/122B23K33/004B23K2101/045
    • Two extruded shape members to be subjected to friction stir welding have joining ends butted against each other to form a joining surface of the joint portion. A first extruded shape member has a protrusion projecting from an upper surface of a flat panel portion toward a direction from which a friction stir welding tool is to be inserted. A side surface of the protrusion is connected to the upper surface of the flat panel portion via a small arc R2 and a large arc R3. A second extruded shape member is formed substantially in the same manner. The friction stir welding tool has a small diameter portion formed to the end thereof, and carries out friction stir welding with the center of the small diameter portion positioned to correspond to the joining surface. A joint portion of the welded members has a flat upper surface, and on both sides thereof are formed weld flashes B1. The weld flashes B1 are cut and removed to finish the joint portion. A connecting portion is connected via an arc R3 having a large curvature, and so stress concentration will not occur. With the plate thickness at the joint portion increased and the plate thickness of the flat panel portion minimized, the weight of the entire railway car structural body can be reduced.
    • 要进行摩擦搅拌焊接的两个挤出形状构件具有相互接合的接合端,以形成接头部分的接合表面。 第一挤出形状构件具有从平板部分的上表面朝向要插入摩擦搅拌焊接工具的方向突出的突起。 突起的侧表面经由小弧形R 2和大弧形R 3 3连接到平板部分的上表面。 基本上以相同的方式形成第二挤压成形构件。 摩擦搅拌焊接工具具有形成在其端部的小直径部分,并且执行摩擦搅拌焊接,小直径部分的中心位于与接合表面相对应的位置。 焊接部件的接合部分具有平坦的上表面,并且其两侧形成焊接闪光B 1。 焊接闪烁B 1 被切割和移除以完成接合部分。 连接部分通过具有大曲率的圆弧R 3连接,因此不会发生应力集中。 随着接头部分的板厚度增加,平板部件的板厚度最小化,可以减轻整个铁路车辆结构体的重量。
    • 10. 发明授权
    • Image forming method and image forming material
    • 图像形成方法和图像形成材料
    • US06867416B2
    • 2005-03-15
    • US10767055
    • 2004-01-30
    • Hideyuki Nakamura
    • Hideyuki Nakamura
    • B41M5/382B41M5/34B41M5/42B41M5/46G03C5/16
    • B41M5/38214B41M5/345
    • An image forming method comprising the steps of: superposing an image receiving sheet containing an image receiving layer and a heat transfer sheet containing a substrate, a light-heat conversion layer and an image forming layer on each other with the image forming layer of the heat transfer sheet facing the image receiving layer of the image receiving sheet; and imagewise irradiating the superposed heat transfer sheet with laser light to cause the irradiated area of the image forming layer to be transferred to the image receiving layer, wherein the image forming layer shows a deformation of 110% or more as observed under a transmission electron microscope upon being irradiated with a laser beam, the deformation being represented by equation: Deformation (%)=[(a+b)/b]×100 wherein a represents an increase of a cross-sectional area of an irradiated part of the image forming layer; and b represents a cross-sectional area of that part of the image forming layer before irradiation.
    • 一种图像形成方法,包括以下步骤:将包含图像接收层的图像接收片和包含基底,光热转换层和图像形成层的热转印片叠加在一起,所述图像接收层与热成像层 面向图像接收片的图像接收层的转印纸; 并用激光对叠加的传热片进行成像照射,使图像形成层的照射区域转印到图像接收层,其中图像形成层在透射电子显微镜下观察到变形为110%以上 变形(%)= [(a + b)/ b]×100其中a表示图像形成层的照射部分的横截面面积的增加, ; b表示照射前的图像形成层的该部分的截面积。