| 摘要 |
A bracket bearing axle applied to a bicycle having two grooves for two snapping rings to be mounted on, and a raised ring with an arced surface to the exterior thereof. Two roller bearings are provided on the bearing axle, and a segmented tube which is flexible is provided between the two roller bearings. A pedal spindle receives the bracket bearing axle and the segmented tube with a bearing retainer threaded on one terminal side and a retaining element threaded on the other terminal side. A plurality of ball bearings are disposed between the bearing retainer and arced surface to resist the abrasion face caused by the rotation of the bearing axle. A water cap and an O-ring are provided on the bearing retainer and retarding element, respectively, to prevent water and dust from entering the bracket bearing axle device.
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