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    • 1. 发明授权
    • Electric steering device
    • 电动转向装置
    • US07886630B2
    • 2011-02-15
    • US11703654
    • 2007-02-08
    • Masaki TomaruYuuichi TomaruKouhei YonezawaNaoki Sawada
    • Masaki TomaruYuuichi TomaruKouhei YonezawaNaoki Sawada
    • B62D1/18
    • B62D1/181Y10T74/18688
    • When a column 4 reaches a tilting ascent end, the lower end 732 of a nut 73 abuts on the buffering segment 83 of a buffer 82. Thus, while the buffering segment 83 of the buffer 82 is elastically deformed, the nut 73 stops with no impact. Accordingly, the inertia when the nut 73 stops is restrained and the tightening torque of the nut 73 when the nut 73 stops is also restrained. For this reason, when an electric motor 61 is rotationally driven in a reverse direction, a feeding screw shaft 71 rotates in the reverse direction with the normal rotation torque of the electric motor 61. Thus, the nut 73 is caused to ascend in the axial direction along the screw segment of the feeding screw shaft 71 so that the column 4 can be tiltingly moved downward.
    • 当柱4达到倾斜上升端时,螺母73的下端732抵靠缓冲器82的缓冲段83.因此,当缓冲器82的缓冲段83弹性变形时,螺母73停止 影响。 因此,当螺母73停止时的惯性被抑制,并且螺母73停止时螺母73的紧固扭矩也被抑制。 因此,当电动机61沿相反方向旋转驱动时,进给螺杆轴71以与电动机61的正常转矩相反的方向旋转。因此,使螺母73在轴向上升 方向沿着进给螺杆轴71的螺纹段,使得柱4能够向下倾斜移动。
    • 2. 发明申请
    • STEERING DEVICE
    • 转向装置
    • US20090308189A1
    • 2009-12-17
    • US12306315
    • 2007-06-25
    • Masaki TomaruYuichi TomaruKouhei YonezawaTakahiro MinamigataKoji Nagai
    • Masaki TomaruYuichi TomaruKouhei YonezawaTakahiro MinamigataKoji Nagai
    • F16H25/22B62D1/185
    • B62D1/181F16H25/2006Y10T74/18728
    • Provided are a steering device and a feed screw mechanism. The steering device is made so easy in the adjusting work of a backlash that it can eliminate the backlash reliably, even if the precision of the thread of a feed thread shaft or a feed nut is poor, thereby to improve the rigidity and to reduce the manufacturing cost of the feed screw mechanism. An upper-side end portion feed nut is urged upward of FIG. 8 by an upper-side disc spring so that an upper-side flank face of the thread ridge of the upper-side end portion fee nut is brought into close contact with the lower-side flank face of the thread ridge of a feed screw shaft. On the other hand, a lower-side end portion feed nut is urged downward of FIG. 8 by a lower-side disc spring so that a lower-side flank face of the thread ridge of the lower-side end portion fee nut is brought into close contact with the upper-side flank face of the thread ridge of the feed screw shaft. As a result, a feed nut and the feed screw shaft are cleared of the backlashes in the two upward and downward directions of FIG. 8.
    • 提供转向装置和进给螺杆机构。 转向装置在齿隙的调整工作中变得容易,即使进给丝轴或进给螺母的螺纹的精度差,也能够可靠地消除齿隙,从而提高刚性并减小 进料螺杆机构的制造成本。 上侧端部供给螺母被推压到图1的上方。 8的上侧端面部分的螺纹的螺纹脊的上侧侧面与进给螺杆轴的螺纹脊的下侧侧面紧密接触, 。 另一方面,下侧端部供给螺母被向下方推压。 8由下侧盘簧形成,使得下侧端部螺母的螺纹脊的下侧侧面与进给丝杠轴的螺纹脊的上侧侧面紧密接触 。 结果,馈送螺母和进给螺杆轴在图2的两个向上和向下的方向上被清除了齿隙。 8。
    • 5. 发明授权
    • Steering device design assisting apparatus and steering device design assisting method
    • 转向装置设计辅助装置和转向装置设计辅助方法
    • US08965743B2
    • 2015-02-24
    • US13318283
    • 2011-07-26
    • Masaki TomaruNaoki SawadaAkira IchikawaRyou Oosawa
    • Masaki TomaruNaoki SawadaAkira IchikawaRyou Oosawa
    • G06F17/50B62D1/20B62D1/16
    • B62D1/20B62D1/16G06F17/5095
    • A design assisting apparatus of a steering device arranges a coordinate of a handle position reference point, a coordinate of a first universal joint reference point, a coordinate of a second universal joint reference point, and a coordinate of a steering gear reference point in a three-dimensional space, calculates a reference axis passing through the second universal joint reference point from the first universal joint reference point, calculates a phase angle which is an angle between a straight line from the handle position reference point to the first joint reference point when viewed along the reference axis and a straight line from the second joint reference point to the steering gear reference point when viewed along the reference axis, and determines success or failure of a condition in which the allowable range of the phase angle allowable error is included in the allowable range of the allowable torque variation rate.
    • 转向装置的设计辅助装置在三分之一中布置手柄位置参考点的坐标,第一万用接头参考点的坐标,第二万用接头参考点的坐标和舵机参考点的坐标 计算从第一万用接头参考点通过第二万向接头参考点的参考轴的相位角,计算一个相位角,该相位角是当观察时从把手位置参考点到第一个接合参考点的直线之间的角度 沿着基准轴线观察从第二关节基准点到舵机参考点的直线,并且确定在相位角允许误差的允许范围包括在内的条件下的成功或失败 容许转矩变化率的允许范围。
    • 7. 发明授权
    • Tilt steering column device for vehicle
    • 用于车辆的倾斜转向柱装置
    • US07354068B2
    • 2008-04-08
    • US10512563
    • 2003-06-02
    • Ryuuichi IshidaShin YoshimotoMasaki Tomaru
    • Ryuuichi IshidaShin YoshimotoMasaki Tomaru
    • B62D1/18
    • B62D1/184B62D1/187
    • In a tilt and/or telescopic type steering column apparatus for a vehicle, in which a column sided bracket attached to a steering column is so provided as to be swingable about a car body sided bracket attached to a car body, the two brackets are press-fitted to each other by fastening a fastening bolt inserted through the two brackets and thus fastened in a tilt and/or telescopic adjustment position, while a tilt and/or telescopic adjustment can be made by releasing the two brackets from being press-fitted by slackening the fastening bolt, a balance or leap-up spring for biasing a pair of biasing end portions each other is provided, the one biasing end portion of the balance or leap-up spring is fitted to the car body or the car body sided bracket, and the other biasing end portion supports sad steering column or the column sided bracket, an improvement is characterized in that a slide member abutting on the steering column or the column sided bracket is attached to the other biasing end portion of the balance or leap-up spring.
    • 在用于车辆的倾斜和/或伸缩式转向柱装置中,其中安装在转向柱上的列侧支架能够围绕安装在车体上的车体侧支架摆动,将两个托架按压 通过紧固插入通过两个支架的紧固螺栓彼此紧固,并因此固定在倾斜和/或伸缩调节位置,同时可以通过将两个支架释放而不被压配合而进行倾斜和/或伸缩调整 松弛紧固螺栓,设置用于使一对偏压端部彼此偏置的平衡弹簧或弹簧弹簧,平衡或弹簧弹簧的一个偏压端部装配到车体或车身侧支架 并且另一个偏压端部支撑不良转向柱或柱侧支架,其改进之处在于,抵靠在转向柱或柱侧支架上的滑动构件附接到另一个偏压e 平衡或跳跃弹簧的一部分。
    • 9. 发明申请
    • Pressure control valve
    • 压力控制阀
    • US20070068194A1
    • 2007-03-29
    • US11525017
    • 2006-09-21
    • Sadatake IseMasaki TomaruHisashi Asano
    • Sadatake IseMasaki TomaruHisashi Asano
    • F25B41/06
    • F25B41/062F25B2309/061F25B2500/01F25B2600/2505G05D16/103
    • A pressure control valve includes a valve main body (10A) having a high-pressure refrigerant inlet port (11) and a low-pressure refrigerant outlet port (12); a valve seat-attached valved passageway (20) formed in the valve main body (10A) for decompressing and guiding the refrigerant from the high-pressure refrigerant inlet port (11) to the low-pressure refrigerant outlet port (12) and configured to enable a differential pressure regulating valve (15) to be fitted therein; and a throttling passageway (30) provided with an orifice (32) having a predetermined effective cross-sectional area for enabling the high-pressure refrigerant inlet port (11) to communicate, through short-cutting or detouring the valve seat (21), with a region of the valved passageway which is located downstream side of the valve seat (21), thereby enabling a magnitude of lift of the differential pressure regulating valve (15) from the valve seat (21) to be altered depending on a magnitude of difference in pressure between a high-pressure side and a low-pressure side.
    • 压力控制阀包括具有高压制冷剂入口(11)和低压制冷剂出口(12)的阀主体(10A); 形成在阀主体(10A)中的用于将制冷剂从高压制冷剂入口(11)减压并引导到低压制冷剂出口(12)的阀座附接阀通道(20) 以使差压调节阀(15)装配在其中; 以及节流通道(30),其设置有具有预定有效横截面面积的孔口(32),以使高压制冷剂入口(11)能够通过短路或迂回阀座(21)连通, 具有位于阀座(21)的下游侧的带阀通道的区域,从而能够根据阀座(21)的大小来改变差压调节阀(15)从阀座(21)的升程大小 高压侧和低压侧之间的压力差。