发明授权
US4938613A Moldable plastic bearing ball retainer 失效
可塑塑料轴承球保持器

Moldable plastic bearing ball retainer
摘要:
A plastic ball retainer with a by-pass moldable design includes ball pocket bases joined with connector bars that occupy less radial space than the radial thickness of the pocket bases, with V shaped bridge members spanning the gaps between the pockets that occupy only radial space not occupied by the connector bars.
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