The application provides a trundle assembly which comprises a mounting seat and a ball. A mounting groove is formed in the mounting seat; a plurality of bulges are arranged on the inner surface of themounting groove; the top ends of at least part of the bulges are arranged on the same curved surface; the ball is arranged in the mounting groove in a rolling mode. According to the trundle assembly,the trundle mounting structure and the equipment with the trundle mounting structure, the friction force between the ball and the mounting groove can be effectively reduced.
本申请提供一种脚轮组件,包括安装座和滚珠,安装座上开设有安装槽;安装槽的内表面上设置有多个凸起;至少部分凸起的顶端位于同一曲面上;滚珠可滚动地设置于安装槽内。根据本申请的脚轮组件、脚轮安装结构以及具有其的设备,能有效减少滚珠与安装槽之间摩擦力。
Trundle assembly, trundle mounting structure and equipment with trundle mounting structure
脚轮组件、脚轮安装结构以及具有其的设备
2020-05-12
Patent
Elektronische Ressource
Chinesisch
IPC: | B60B VEHICLE WHEELS , Räder für Fahrzeuge |
Trundle, installation method of trundle and application structure of trundle
Europäisches Patentamt | 2021
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