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    • 1. 发明申请
    • VEHICLE DRIVE SHAFT AND VEHICLE EQUIPPED WITH VEHICLE DRIVE SHAFT
    • 车辆传动轴和装有车辆传动轴的车辆
    • WO2010058268A8
    • 2010-12-23
    • PCT/IB2009007503
    • 2009-11-19
    • TOYOTA MOTOR CO LTDYAMAMOTO TAKEOYAMANO SHOGOKOBATA KEISHI
    • YAMAMOTO TAKEOYAMANO SHOGOKOBATA KEISHI
    • F16D3/10F16D3/18
    • F16D3/10F16D1/101F16D3/185F16D2001/103
    • A vehicle drive shaft includes: a first shaft portion (44), having a core shaft portion (50) and a sleeve shaft portion (48) coaxially arranged at one end, and a second shaft portion (46), having a spline hole portion (58) and a second engagement protrusion (60) at one end. A spline shaft portion (54) and a first engagement protrusion (52) are provided at distal ends of the core shaft portion (50) and sleeve shaft portion (48). The spline hole portion (58) is nonrotatably fixed to the spline shaft portion (54). The second engagement portion (60) contacts the first engagement portion (52) when a relative torsion allowable angle therebetween is larger than or equal to a gap (?). When the relative torsion allowable angle is smaller than the gap (?), torque is transmitted via the core shaft portion (50). When the relative torsion allowable angle is larger than or equal to the gap (?), torque is transmitted via not only the core shaft portion (50) but also the sleeve shaft portion (48).
    • 一种车辆驱动轴包括:第一轴部(44)和第二轴部(46),所述第一轴部(44)具有同轴布置在一端的芯轴部(50)和套筒轴部(48),所述第二轴部具有花键孔部 (58)和第二接合突起(60)。 花键轴部分(54)和第一接合凸起(52)设置在芯轴部分(50)和套筒轴部分(48)的远端处。 花键孔部分58不可转动地固定到花键轴部分54。 当它们之间的相对扭转允许角度大于或等于间隙(θ)时,第二接合部分(60)接触第一接合部分(52)。 当相对扭转允许角小于间隙(α)时,转矩经由芯轴部(50)传递。 当相对扭转允许角度大于或等于间隙(α)时,转矩不仅经由芯轴部分(50)而且经由套轴部分(48)传递。
    • 5. 发明申请
    • VEHICLE DRIVE SHAFT AND VEHICLE EQUIPPED WITH VEHICLE DRIVE SHAFT
    • 车辆驱动轴和车辆配有车辆驱动轴
    • WO2010058268A2
    • 2010-05-27
    • PCT/IB2009007503
    • 2009-11-19
    • TOYOTA MOTOR CO LTDYAMAMOTO TAKEOYAMANO SHOGOKOBATA KEISHI
    • YAMAMOTO TAKEOYAMANO SHOGOKOBATA KEISHI
    • F16D3/10F16D3/18
    • F16D3/10F16D1/101F16D3/185F16D2001/103
    • A vehicle drive shaft includes: a first shaft portion (44), having a core shaft portion (50) and a sleeve shaft portion (48) coaxially arranged at one end, and a second shaft portion (46), having a spline hole portion (58) and a second engagement protrusion (60) at one end. A spline shaft portion (54) and a first engagement protrusion (52) are provided at distal ends of the core shaft portion (50) and sleeve shaft portion (48). The spline hole portion (58) is nonrotatably fixed to the spline shaft portion (54). The second engagement portion (60) contacts the first engagement portion (52) when a relative torsion allowable angle therebetween is larger than or equal to a gap (?). When the relative torsion allowable angle is smaller than the gap (?), torque is transmitted via the core shaft portion (50). When the relative torsion allowable angle is larger than or equal to the gap (?), torque is transmitted via not only the core shaft portion (50) but also the sleeve shaft portion (48).
    • 车辆驱动轴包括:具有芯轴部分(50)的第一轴部分(44)和在一端同轴设置的套筒轴部分(48),以及第二轴部分(46),其具有花键部分 (58)和一端的第二接合突起(60)。 在芯轴部分(50)和套筒轴部分(48)的远端处设置花键轴部分(54)和第一接合突起(52)。 花键孔部(58)不可旋转地固定在花键轴部(54)上。 当第二接合部分(60)之间的相对扭转允许角度大于或等于间隙(θ)时,第二接合部分(60)接触第一接合部分(52)。 当相对扭转允许角度小于间隙(θ)时,扭矩通过芯轴部(50)传递。 当相对扭转允许角度大于或等于间隙(θ)时,扭矩不仅通过芯轴部分50而且也被套筒轴部分48传递。
    • 9. 发明申请
    • CONSTANT VELOCITY UNIVERSAL JOINT
    • 恒定速度通用接头
    • WO2005064175A1
    • 2005-07-14
    • PCT/IB2004/004048
    • 2004-12-09
    • TOYOTA JIDOSHA KABUSHIKI KAISHATOYODA KOKI KABUSHIKI KAISHAANDO, AtsushiSATO, TomohikoMATSUMOTO, TakumiYAMAMOTO, Takeo
    • ANDO, AtsushiSATO, TomohikoMATSUMOTO, TakumiYAMAMOTO, Takeo
    • F16D3/205
    • F16D3/2055F16D3/205F16D2003/2023
    • In a constant velocity universal joint (10) including a double roller type roller unit (15), a cylindrical surface (18a) is formed in a radially outer surface of the outer roller (18); a flat engagement surface (24a) which is engaged with the cylindrical surface (18a) is formed in each of the guide grooves (24) of the outer joint member (12); and the cylindrical surface (I 8a) satisfies following two equations, Wl >PCR(1-cos0)/2+µ 3 R3+µ 2 R1 W2 > 3PCR (1 - cos 0) / 2 - µ 3 R3 + µ 2 R1, wherein W1, W2: a length from a center of the cylindrical surface (18a) to each of axially both end portions; PCR: a distance from an axis of the inner joint member (14) to a center of the convex sphere (30a) of each of the leg shafts (30); 0: a required maximum joint angle; R1, R3: radii of the cylindrical surface (18a) and the concave sphere (16a),, respectively; and u2 µ3 : friction coefficients between the inner roller (16) and the outer roller (18), and between the convex sphere (30a) and the concave sphere (16a), respectively.
    • 在包括双辊型辊单元(15)的等速万向接头(10)中,在外辊(18)的径向外表面上形成有圆筒面(18a) 在外接头构件(12)的每个引导槽(24)中形成有与圆筒形表面(18a)接合的平坦接合表面(24a)。 (1-cos0)/ 2 +μ3R3+μ2R1W2> 3PCR(1-cos0)/ 2-μ3R3+μ2R1,其中W1,W2:长度 从所述圆柱形表面(18a)的中心到每个轴向两端部分; PCR:从内接头构件(14)的轴线到每个腿轴(30)的凸球(30a)的中心的距离; 0:所需的最大关节角度; R1,R3分别为圆柱面(18a)和凹球(16a)的半径; 和u2μ3分别为内侧滚子(16)和外侧滚柱(18)之间以及凸状球体(30a)与凹形球体(16a)之间的摩擦系数。