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    • 8. 发明授权
    • Thrust roller bearing and torque converter
    • 推力滚子轴承和变矩器
    • US08448430B2
    • 2013-05-28
    • US12448975
    • 2007-12-20
    • Rino FukamiKazuyuki YamamotoKatsufumi Abe
    • Rino FukamiKazuyuki YamamotoKatsufumi Abe
    • F16D33/00F16C33/46
    • F16H41/24F16C19/30F16C33/4605F16C33/543F16C33/64F16C43/04F16C2361/61F16H2041/246
    • A thrust roller bearing includes a plurality of rollers, a retainer, an annular first track ring having a track surface, an outer periphery flange part, and a first claw part, and an annular second track ring having a track surface, an inner periphery flange part, and a second claw part. Bearing internal gaps to allow the eccentric rotation of the first track ring and the second track ring are provided between the outer periphery flange part and an outer edge part of the retainer, and between the inner periphery flange part and an inner edge part of the retainer. In addition, at least one of the first and second claw parts is a projection part formed by a bending process. Furthermore, an edge part of the retainer opposed to the projection part has a first slope part formed at a corner part on the side opposed to the track surface, and a second slope part having a radial length relatively shorter than that of the first slope part, and formed at a corner part on the opposite side in a thickness direction.
    • 推力滚子轴承包括多个辊,保持器,具有轨道表面的环形第一轨道环,外周凸缘部分和第一爪部分,以及具有轨道表面的环形第二轨道环,内周边缘 部分和第二爪部分。 轴承内部间隙允许第一轨道环和第二轨道环的偏心旋转设置在外周凸缘部分和保持器的外边缘部分之间,并且在内周边凸缘部分和保持器的内边缘部分之间 。 此外,第一爪部和第二爪部中的至少一个是通过弯曲加工形成的突出部。 此外,与突出部相对的保持器的边缘部分具有形成在与轨道表面相对的一侧上的角部处的第一倾斜部分和具有比第一倾斜部分的径向长度相对更短的径向长度的第二倾斜部分 并且形成在厚度方向的相对侧的角部。
    • 10. 发明申请
    • NEEDLE ROLLER AND CAGE ASSEMBLY
    • 针筒和笼组件
    • US20150252849A1
    • 2015-09-10
    • US14428020
    • 2013-09-05
    • Hiromitsu KAWAIRino FUKAMI
    • Hiromitsu KawaiRino Fukami
    • F16C33/46F16C19/46
    • F16C33/4676F16C19/463F16C33/541F16C33/545F16C33/546F16C33/6677F16C33/6681F16C2240/40F16C2361/61F16H57/08F16H2057/085
    • A needle roller and cage assembly include a cage having a width larger than a diameter thereof. Pillar sections of the cage each include roller retaining portions on radially inner and outer sides with respect to a roller pitch circle diameter and an oblique portion through which the roller retaining portions are continuous with each other. The oblique portion includes a first relief portion formed therein, for avoiding interference with a needle roller. The adjacent pillar sections form a pocket having a rectangular shape therebetween. The pocket includes a second relief portion in each of four corners thereof. The second relief portion extends in the axial direction of the cage from a position at which a short side of the pocket is elongated in a circumferential direction of the cage to an outer end of the roller retaining portion on the radially outer side.
    • 滚针和保持架组件包括具有大于其直径的宽度的保持架。 保持架的支柱部分包括相对于滚子节圆直径的径向内侧和外侧的辊保持部分和辊保持部分彼此连续的倾斜部分。 倾斜部分包括形成在其中的第一释放部分,用于避免与滚针的干涉。 相邻的支柱部分形成其间具有矩形形状的凹穴。 口袋包括在其四个角部的每一个中的第二释放部分。 第二浮雕部分从保持器的短边在保持架的圆周方向上延伸到径向外侧的辊保持部分的外端的位置沿着保持架的轴向方向延伸。