发明授权
US6015237A Track roller bearing with stud 失效
带螺柱的履带滚子轴承

Track roller bearing with stud
摘要:
The track roller bearing with stud is a track roller bearing with stud that has a low production cost and offers easy handling in which lubrication work can be performed from either end of the stud. As a result of providing lubricant supply ports connected to lubricating paths 21g and 21h for supplying lubricant to rolling elements 24 and so forth in the form of lubricant supply port 21m continuing from hexagonal hole 21 in addition to lubricant supply port 21n on the side of threaded portion 21e of stud 21, lubrication can be performed from both ends of stud 21.
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