A caster (1) is provided with a wheel (10), a yoke (20), a second member (20), and a rolling bearing (40). The rolling bearing includes an outer ring (40A), an inner ring (40B), and a plurality of rolling bodies. The outer ring (40A) includes a first outer ring (41) and a second outer ring (42). The inner ring (40B) includes a first inner ring (43) and a second inner ring (44).
脚轮(1)具备:车轮(10)、叉架(20)、第二部件(20)和滚动轴承(40)。滚动轴承包括外圈(40A)、内圈(40B)和多个滚动体。外圈(40A)包括第一外圈(41)和第二外圈(42)。内圈(40B)包括第一内圈(43)和第二内圈(44)。
Trundle
脚轮
2022-05-24
Patent
Electronic Resource
Chinese
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