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    • 2. 发明授权
    • Bearing wheel for conveyors and the like
    • 输送机轴承轮等
    • US06494622B2
    • 2002-12-17
    • US09732517
    • 2000-12-06
    • Ronald L. Plesh, Sr.
    • Ronald L. Plesh, Sr.
    • F16C4300
    • B65G39/20F16C13/006Y10S384/906
    • A reliable bearing wheel assembly comprising a shaft, an inner race, an outer race, and rollers or other bearing elements between the inner and outer races, wherein the inner race is reliably prevented from both rotating and moving axially relative to the shaft, even when there is bearing failure. A first pair of axially extending grooves are provided in the outer surface of an end portion of the shaft and in the inner surface of the inner race respectively which in combination define a first keyway. A second pair of axially extending grooves are provided in the outer surface of the shaft end portion and in the inner surface of the inner race respectively which in combination define a second keyway. A first key is received in the first keyway. A fastener having a threaded shank portion threadedly engages a threaded bore which extends axially in the shaft end portion. A head portion of the fastener engages the inner race and at least partially covers the first keyway to block escape of the first key therefrom. A second key is received in the second keyway, and a portion thereof extends axially outwardly of the second keyway and abuts the head portion to prevent turning of the fastener to prevent loosening thereof as well as to prevent uncovering of the first keyway and escape of the first key therefrom.
    • 一种可靠的轴承轮组件,其包括轴,内座圈,外座圈以及内座圈和外座圈之间的滚子或其他支承元件,其中,内圈可靠地被防止相对于轴的旋转和轴向移动,即使 有轴承故障。 在轴的端部的外表面和内圈的内表面中分别设置有第一对轴向延伸的凹槽,其组合限定第一键槽。 第二对轴向延伸的槽分别设置在轴端部的外表面和内圈的内表面中,它们组合限定第二键槽。 在第一键槽中接收到第一个键。 具有螺纹杆部分的紧固件螺纹地接合在轴端部中轴向延伸的螺纹孔。 紧固件的头部接合内圈并且至少部分地覆盖第一键槽以阻止第一键的逸出。 第二键被接收在第二键槽中,并且其一部分从第二键槽轴向向外延伸并且邻接头部以防止紧固件的转动以防止其松动,并且防止第一键槽露出并使其脱离 第一个键。