To provide a holder for a ball bearing in which a pair of annular bodies are connected without using tacks, and a rolling ball bearing comprising the holder.SOLUTION: A holder 5 is a holder for a ball bearing that holds a ball 4 in a rolling ball bearing 1, and is composed of a plurality of hemispherical pocket parts, and a pair of metal annular bodies 6, 7 in which a plurality of connection parts connecting the pocket parts are alternately arranged in a circumferential direction, where the pair of annular bodies 6, 7 are integrated by diffusion bonding between the connection parts, and the connection parts are formed into a flat plate shape with no through-hole.SELECTED DRAWING: Figure 1
【課題】鋲を使用せずに一対の環状体が結合された玉軸受用保持器、および該保持器を備える転がり玉軸受を提供する。【解決手段】保持器5は、転がり玉軸受1において玉4を保持する玉軸受用保持器であって、半球状の複数のポケット部と、該ポケット部を連結する複数の連結部とが周方向に交互に配置された金属製の一対の環状体6、7からなり、これら一対の環状体6、7が連結部同士で拡散接合により一体化されており、連結部は貫通孔が形成されていない平板状である。【選択図】図1
HOLDER FOR BALL BEARING, AND ROLLING BALL BEARING
玉軸受用保持器および転がり玉軸受
2022-10-06
Patent
Electronic Resource
Japanese