本实用新型公开了一种普通型滚珠式防盗螺母。
The utility model discloses a common rolling ball type theftproof nut.
备有流滚珠式驻持摇臂及平衡托架，设计巧妙，安装简便，快捷。
With a roll ball rocking arm and balance tray. It is a smart design and convenient to be installed quickly.
本实用新型提供了一种放飞风筝所使用的内握滚珠式风筝绕线盘。
The utility model provides an inner hold ball type kite wire reel used for kiting.
轮对包括设在空心车轴两端的车轮，空心车轴与轴箱体采用密封式圆锥滚珠轴承进行连接。
The wheel pair includes the wheels arranged at the two ends of the hollow axle box; and the hollow axle box and the axle box body are connected by adopting a seal type taper ball bearing.
轮对包括设在空心车轴两端的车轮，空心车轴与轴箱体采用密封式圆锥滚珠轴承进行连接。
The wheel pair includes the wheels arranged at the two ends of the hollow axle box; and the hollow axle box and the axle box body are connected by adopting a seal type taper ball bearing.
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