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    • 83. 发明公开
    • BEARING DEVICE FOR WHEEL
    • LAGERVORRICHTUNGFÜRRAD
    • EP2990216A1
    • 2016-03-02
    • EP15163630.5
    • 2006-11-07
    • NTN Corporation
    • Komori, Kazuo
    • B60B27/00F16C19/18
    • B60B27/0094B60B27/00B60B27/0005B60B27/001B60B27/0084F16C19/186F16C33/581F16C2240/80F16C2326/02Y02T10/86
    • A bearing apparatus for a wheel of vehicle which can solve the antinomic problems of reducing the weight and of increasing the rigidity of the bearing apparatus is provided. According to the present invention there is provided a bearing apparatus for a wheel of vehicle comprising an outer member (2), an inner member (1) and double row groups of characterized in that a pitch circle diameter (PCDo) of the ball group of the outer side is larger than a pitch circle diameter (PCDi) of the ball group of the inner side, and that ribs (17) are formed on a surface of the inner side of the wheel mounting flange (6), each rib (17) being formed by an outline including straight portions (17a) radially extending outward from the base of the wheel mounting flange (6) and a rounded tip portion (17b) having a predetermined radius of curvature (r) centered on the axial center (0) of hub bolt (6a) and substantially corresponding to a distance between the axial center (O) and the outermost periphery of the wheel mounting flange (6).
    • 提供一种能够解决减轻重量和提高轴承装置的刚性的反问题的车辆用车轮用轴承装置。 根据本发明,提供了一种用于车轮的轴承装置,其包括外部构件(2),内部构件(1)和双列组,其特征在于,所述球体组的节圆直径(PCDo) 外侧大于内侧球团的节圆直径(PCDi),并且在车轮安装法兰(6)的内侧的表面上形成肋(17),每个肋(17) )由轮廓形成,包括从轮安装凸缘(6)的基部向外径向延伸的直线部分(17a)和具有以轴心(0)为中心的预定曲率半径(r)的圆形末端部分(17b) )并且基本上对应于轴向中心(O)和车轮安装凸缘(6)的最外周之间的距离。
    • 84. 发明公开
    • HUB-BEARING HAVING A LIGHT ALLOY ROTOR-HUB
    • NABENLAGER MIT EINER LEICHTMETALLLEGIERUNGS-ROTORNABE
    • EP2957432A1
    • 2015-12-23
    • EP15172136.2
    • 2015-06-15
    • Aktiebolaget SKF
    • BOSCO, DomenicoSGUOTTI, Laura
    • B60B27/00F16C35/073F16C33/60
    • B60B27/0005B60B27/00B60B27/0042B60B27/0052B60B27/0084F16C19/184F16C35/063F16C2240/80F16C2326/02
    • A hub-bearing assembly (10, 110, 210) is provided with:
      - a bearing unit (30) having a radially outer ring (31), stationary, a couple of radially inner rings (32, 33), rotatable, and a double row of rolling elements (34, 35), which are interposed between the radially outer ring and the radially inner rings, whose centers are located along a first circle having a radius (R), with respect to a symmetry axis (X) of the hub-bearing assembly (10, 110, 210),
      - a rotor-hub (20, 120, 220), rotatable and made of a light alloy, on top of which the radially inner rings (32, 33) are assembled, having a tubular portion (21, 221), to which is steadily fixed a flange portion, axially external and provided with a plurality of fixing holes (24), whose axes are located along a second circle having a radius (r), with respect to the symmetry axis (X) of the hub-bearing assembly (10, 110, 210), wherein
      - the radius (R) of the first circle of the rolling elements (34, 35) centers is greater than the radius (r) of the second circle of the fixing holes (24) axes.
    • 轮毂轴承组件(10,110,210)具有: - 具有径向外环(31)的轴承单元(30),固定的,可旋转的一对径向内环(32,33),和 双排滚动元件(34,35),其插入在径向外环和径向内环之间,其中心沿着具有半径(R)的第一圆,相对于对称轴(X)位于第一圆周 轮毂轴承组件(10,110,210), - 可旋转并由轻合金制成的转子毂(20,120,220),其上组装有径向内环(32,33),其中, 具有管状部分(21,221),其稳定地固定凸缘部分,轴向外部并且设置有多个固定孔(24),其轴线沿着具有半径(r)的第二圆形定位,相对于 到所述轮毂轴承组件(10,110,210)的对称轴线(X),其中,所述滚动元件(34,35)的第一圆的半径(R)大于所述半径 (24)轴的第二圈的(r)。
    • 87. 发明公开
    • Hub bearing assembly for a motor vehicle wheel
    • Nabenlageranordnungfürein Kraftfahrzeugrad
    • EP2682278A1
    • 2014-01-08
    • EP13173180.4
    • 2013-06-21
    • Aktiebolaget SKF
    • Ciulla, LucaFinetti, WilliamMarivo, Massimo
    • B60B27/00
    • B60B27/00B60B27/0005B60B27/001B60B27/0078B60B27/0084B60B2380/12B60B2380/14B60B2380/44B60B2380/73B60B2380/75B60B2900/116B60Y2200/11F16C19/386F16C35/063F16C2326/02
    • Hub bearing assembly (10) for a motor vehicle wheel, the hub bearing assembly (10) having a flanged hub (20) which has a central portion (21) of cylindrical shape radially delimited outwardly by a cylindrical mounting surface (22), and a flange (30) which is fixed to the central portion (21) and has a shoulder (33) having an annular bearing surface (34) connected to the cylindrical mounting surface (22) by a curved fillet (40); a radially inner ring (52) of a bearing unit (50) being mounted on the cylindrical mounting surface (22) axially next to an intermediate element (70) which is mounted on the cylindrical mounting surface (22) in an intermediate position between the annular bearing surface (34) and the radially inner ring (52), and which has, in turn, a further annular bearing surface (72) which is transverse with respect to the axis (A) and to the cylindrical mounting surface (22) and which is placed in direct contact with the radially inner ring (52).
    • 轮毂轴承组件(10)具有凸缘毂(20),凸缘毂(20)具有由圆柱形安装表面(22)向外径向限定的圆柱形形状的中心部分(21),以及 固定在所述中央部分(21)上并具有肩部(33)的凸缘(30),所述肩部具有通过弧形圆角连接到所述圆柱形安装表面(22)的环形支承表面(34)。 轴承单元(50)的径向内环(52)安装在圆柱形安装表面(22)上,轴向邻近中间元件(70),中间元件(70)安装在圆柱形安装表面(22)之间的中间位置 环形轴承表面(34)和径向内环(52),并且又具有相对于轴线(A)横向的另一环形支承表面(72)和圆柱形安装表面(22), 并且其被放置成与径向内环(52)直接接触。