| 摘要 |
In a cross joint (1) outwardly fitting a bearing cup (outer ring member 4) to each of four pieces of shafts 2b of a cross shaft member (2) via a cylindrical member (rolling member 3), race portions (2c, 4a) formed on a side of the cross shaft member (2) and on a side of the bearing cup (4) and a shoulder portion (2d) provided between respectives of neck portions of two of the shafts (2b) of the cross shaft member (2) contiguous to each other are subjected to roller burnishing.
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