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    • 2. 发明授权
    • Pneumatic tires with sidewall recesses
    • 带侧壁凹口的气动轮胎
    • US5332016A
    • 1994-07-26
    • US774224
    • 1991-10-10
    • Makoto TsurutaHiroyuki IidaYasuhiko KobayashiHiroyuki Koseki
    • Makoto TsurutaHiroyuki IidaYasuhiko KobayashiHiroyuki Koseki
    • B60B21/10B60C13/00B60C13/02B60C15/00B60C15/02B60C15/024
    • B60C13/02B60C13/00B60C15/024Y10T152/10819
    • A pneumatic tire comprising a pair of beads, and a carcass ply consisting of a main body located axially inside the beads and outer ply portions extending along the main body of the carcass ply axially outside each of the beads. A number of circumferentially spaced recesses are provided in the outer surface of the tire between a radially outer end of each of the outer ply portions and a location corresponding to a maximum width of the tire, and the recesses has a depth equal to 1/10 time to 1/2 time as large as a thickness of those portions of the tire which are provided with the recesses. The inclined angle of a base portion of each of the beads is about 15.degree. relative to the rotary axis of the tire. In the tire, 0.4P.ltoreq.W.ltoreq.0.8P and B.ltoreq.0.06D in which P, B, W and D are a circumferential pitch of the recesses, a minimum distance between the adjacent recesses, a circumferential width of each of the recesses which is obtained by deducting the minimum distance B from the pitch P, and a diameter of a rim base, respectively.
    • 一种充气轮胎,其包括一对胎圈,以及胎体帘布层,其由轴向位于胎圈内的主体和沿着胎体帘布层的主体沿着每个胎圈轴向延伸的外帘布层部分组成。 在轮胎的外表面中,在每个外层部分的径向外端和对应于轮胎的最大宽度的位置之间设有许多周向间隔开的凹槽,凹槽的深度等于1/10 时间达到设置有凹部的轮胎的那些部分的厚度的1/2倍。 每个胎圈的基部的倾斜角度相对于轮胎的旋转轴线约为15度。 在轮胎中,0.4P≤0.8P,B≤0.06D,其中P,B,W和D是凹槽的圆周间距,相邻凹槽之间的最小距离,圆周宽度 通过从节距P中减去最小距离B获得的每个凹部和边缘基座的直径分别。
    • 4. 发明授权
    • Pneumatic tires with recesses in the bead region
    • 气动轮胎与宝石区域的凹陷
    • US5205880A
    • 1993-04-27
    • US789890
    • 1991-11-12
    • Hiroyuki IidaMakoto TsurutaYasuhiko KobayashiHiroyuki Koseki
    • Hiroyuki IidaMakoto TsurutaYasuhiko KobayashiHiroyuki Koseki
    • B60C13/00B60C15/00B60C15/024
    • B60C15/024Y10T152/10819
    • A pneumatic tire involves a toroidal carcass ply extending between a pair of beads. The carcass ply consists of a main body located axially inside the beads and a pair of outer ply portions each extending along the main body of the carcass ply and on an axially outer side of the bead. A recess is provided on an outer surface of the tire between a radially outer end of each of the outer ply portions of the tire and the tire maximum width location such that a part of the recess is located in a zone surrounded by a curve C--C, a curve D--D, and an E-axis. The curve C--C satisfies d/s=1-0.825.times..sqroot.2.64-(h/s), and the curves C--C, and D--D, the E-axis, d, s, h are defined as follows: a widthwise center line of the main body of the carcass ply being taken as A--A; a curve passing through the radially outer end of the outer ply portion and being parallel with the curve A--A being taken as B--B; an axis lying on the curve B--B and extending from the radially outer end of the outer ply portion toward the location having maximum width being taken as an H-axis; an axis extending from the radially outer end of the outer ply portion toward an interior of the tire in a direction orthogonal to the H-axis being taken as the E-axis; a distance from an origin as measured along the E-axis extending the radially outer end of the outer ply portion toward the interior of the tire in a direction orthogonal to the H-axis being taken as d, the origin being an intersection between the E-axis and the H-axis; a distance from the radially outer end of the outer ply portion to the center line A--A as measured on the F-axis being taken as s; a distance from the origin as measured along the H-axis being taken as h; and the curve D--D being a curve extending between the curves A--A and B--B and being parallel with the center line A--A, while being spaced from the center line A--A by 1/3s.
    • 5. 发明授权
    • Pneumatic radial tire
    • 气动子午线轮胎
    • US4934430A
    • 1990-06-19
    • US265967
    • 1988-11-02
    • Hiroyuki KosekiYasuhiko KobayashiTakashi Kukimoto
    • Hiroyuki KosekiYasuhiko KobayashiTakashi Kukimoto
    • B60C9/18B60C9/20B60C9/22
    • B60C11/04B60C11/0306B60C9/20B60C9/22
    • A pneumatic radial tire includes a carcass layer consisting of at least one carcass ply having cords embedded therein and extending substantially in radial directions, a tread arranged radially outwardly of the carcass layer, and a belt layer consisting of at least tow layers of belt plies having cords embedded therein intersecting with each other at angles within 10.degree.-40.degree.. The tire comprises a reinforcing layer arranged between the carcass layer and the belt ply arranged radially outermost and consisting of at most two layers of reinforcing plies having cords embedded therein substantially in parallel with an equatorial plane. Both outer ends of the reinforcing layer are positioned inwardly, in width directions, of locations spaced apart one fifth of a tread width of the tire from shoulder ends. Outer ends of at least one reinforcing ply are positioned inwardly, in the width directions, of outermost ends of main grooves in the tread between center ribs and side ribs. The side ribs are formed with a plurality of traverse grooves spaced apart from each other in circumferential directions and having both ends opening into the main grooves.
    • 充气子午线轮胎包括由至少一个胎体帘布层组成的胎体帘布层,胎体帘布层具有嵌入其中并且基本上沿径向延伸的胎体帘布层,胎体帘布层径向向外布置的胎面,以及由至少三层带束层组成的带束层, 嵌入其中的线彼此以10°-40°的角度相交。 轮胎包括布置在胎体层和布置在径向最外侧的带束层之间的加强层,并且由至多两层加强层组成,其中嵌入其中的帘线基本上与赤道平面平行。 加强层的两个外端在宽度方向上位于将轮胎的胎面宽度的四分之一与肩端间隔开的位置的内侧。 至少一个加强层的外端在中心肋和侧肋之间的胎面中的主槽的最外端在宽度方向上向内定位。 侧肋形成有在圆周方向上彼此间隔开并且两端开放到主槽中的多个横向槽。
    • 6. 发明授权
    • Belt arrangement for high durable pneumatic radial tire
    • 高耐用充气子午线轮胎的皮带安排
    • US5082042A
    • 1992-01-21
    • US581153
    • 1990-09-10
    • Yasuhiko KobayashiHiroyuki KosekiYumi Kawame
    • Yasuhiko KobayashiHiroyuki KosekiYumi Kawame
    • B60C9/18B60C9/20
    • B60C9/20B60C2200/065Y10T152/10801
    • A high durable pneumatic radial tire includes reinforcing belts of at least four cord layers whose cords are arranged in parallel with each other and coated with rubber. These cord layers are laminated about a crowd region of a radial carcass with the cords intersecting with each other over a crown circumference to reinforce a tread of the tire. The cord layers are divided into two groups of positive and negative signs by signs of inclined angles of projections of the cords of the respective cord layers onto an imaginary coordinate plane including a rotating axis of the tire. The cord layers in each of the groups are wider as they are arranged on further radially outer sides. The maximum width of the cord layers of the one group is much narrower than a maximum width of the cord layers of the other group. In this manner, shearing strains caused by load acting upon the tire in rubbers between the cord layers near to side ends of the cord layers in contact with a tread rubber on the reinforcing belts.
    • 高耐用的充气子午线轮胎包括至少四根帘线层的加强带,其帘线彼此平行地布置并涂覆有橡胶。 这些帘线层围绕径向胎体的人群区域层叠,帘线在胎冠圆周上彼此相交,以加强轮胎的胎面。 帘线层通过各帘线层的帘线的倾斜倾斜角度到包括轮胎的旋转轴线的虚拟坐标平面的符号被分成两组正负号。 每个组中的帘线层在其布置在另外的径向外侧上时较宽。 一组的帘线层的最大宽度比另一组的帘线层的最大宽度窄得多。 以这种方式,由在加强带上与胎面橡胶接触的绳索层的侧端附近的帘线层之间的橡胶中作用在轮胎上的负载引起的剪切应变引起。
    • 9. 发明授权
    • Electric drive control apparatus, method and program therefor
    • 电动驱动控制装置及其方法和程序
    • US07006906B2
    • 2006-02-28
    • US10733449
    • 2003-12-12
    • Yasuhiko KobayashiYasuo Yamaguchi
    • Yasuhiko KobayashiYasuo Yamaguchi
    • B60L9/00B60L11/00B60K1/00
    • B60L15/025B60L11/00B60L2220/16H02P6/08H02P21/00Y02T10/643
    • An electric drive control apparatus which prevents the voltage from being saturated and does not cause the driver to feel uncomfortable during driving. The electric drive control apparatus includes an electrically operated machine, an instruction value calculation processing unit that calculates an instruction value based on a target electrically operated machine torque and on the rotational speed of the electrically operated machine, an output signal calculation processing unit that calculates an output signal based on the instruction value, a current generating unit that generates a current based on the output signal and supplies the current to the electrically operated machine, a change-in-the-voltage-saturation calculation processing unit that calculates a change in the voltage saturation that varies depending upon the degree of occurrence of the voltage saturation accompanying the drive of the electrically operated machine, and a change-in-the-control-quantity correction processing unit correcting a magnetic pole position depending upon the change in the voltage saturation.
    • 一种电驱动控制装置,其防止电压饱和,并且不会导致驾驶员在驾驶期间感到不舒服。 电驱动控制装置包括电动机器,指令值计算处理单元,其基于目标电动机械转矩和电动机器的转速来计算指令值,输出信号计算处理单元,其计算 基于指令值的输出信号;电流产生单元,其基于输出信号产生电流并将电流提供给电动机器;电压变化电压饱和度计算处理单元,其计算 电压饱和度根据伴随电动机械的驱动的电压饱和度的发生程度而变化,以及控制量校正处理单元,其根据电压饱和度的变化校正磁极位置 。
    • 10. 发明申请
    • Electric drive control device, electric drive control method, and program of same
    • 电驱动控制装置,电驱动控制方法及其程序
    • US20050253540A1
    • 2005-11-17
    • US11109618
    • 2005-04-20
    • Yasuhiko KobayashiMasami Ishikawa
    • Yasuhiko KobayashiMasami Ishikawa
    • H02P21/00H02P7/06H02P21/06H02P27/04
    • H02P21/06
    • An electric drive control device is provided with an electric machine having an asymmetrical salient pole, a current detecting portion, a phase converting device that converts the detected current into an axis current, and a current controlling device which generates a voltage command value based on the axis current and a current command value of the axis current. The current controlling device generates the voltage command value in response to the detected current and an offset angle of the center of a magnetic flux density distribution occurring at the salient pole, with respect to the center of an opening angle of the salient pole. In this case, the current controlling device generates a voltage command value corresponding to the detected current and the offset angle so the electrical characteristics are the same as when an electric machine having a symmetrical salient pole is used.
    • 一种电驱动控制装置,具备:具有非对称凸极的电机,电流检测部,将检测出的电流转换为轴电流的相位转换装置;以及电流控制装置,其基于 轴电流和轴电流的电流指令值。 电流控制装置响应于检测到的电流产生电压指令值,并且相对于凸极的打开角的中心在突极处出现磁通密度分布的中心的偏移角。 在这种情况下,电流控制装置产生与检测电流和偏移角对应的电压指令值,所以电特性与使用具有对称凸极的电机相同。