• 专利标题: Synthetic resin retainer for large thrust ball bearings with dry-lubricant and wet-lubricant management systems
  • 申请号: US15193077
    申请日: 2016-06-26
  • 公开(公告)号: US10054156B2
    公开(公告)日: 2018-08-21
  • 发明人: Anh Tran
  • 申请人: ATEC Corporation
  • 申请人地址: US CA Cypress
  • 专利权人: ATEC CORPORATION
  • 当前专利权人: ATEC CORPORATION
  • 当前专利权人地址: US CA Cypress
  • 代理商 Lewis B. Sternfels
  • 主分类号: F16C19/10
  • IPC分类号: F16C19/10 F16C33/38 F16C33/66 F16C33/44
Synthetic resin retainer for large thrust ball bearings with dry-lubricant and wet-lubricant management systems
摘要:
A large thrust ball bearing, retainer, and raceways, using a surface treatment such as hard anodize, lowers the friction and wear. The retainer, molded in synthetic resin with self-lubricated material reinforced with carbon fiber such as MoS2, and PTPE, eliminates the thermal viscosity. Multi-segment retainers, each with an inner race-guided configuration, an alternative ball pocket cross-section design with a slotted configuration, reduce the thermal effects, improve the producibility of the retainer, and reduce the manufacturing cost. The pocket design with an oval cross-section instead of a circular cross-section also reduces the localized thermal-induced effect which would otherwise result in a pinching condition between the ball and the retainer. The alternative slotted retainer pocket design increases the compliance between ball/pocket interfaces, which helps to reduce the dynamic effects. The ends of the retainer segments are designed to reduce the interactive transferring, circumferential force between two adjacent segments.
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