The overall framework of the hub

Update:2017-12-11

1, Rims: with the tire assembly, supporting the wheel part of the tire.
2, Spokes: Install and connect with axle hub to support the wheel part of the rim.
3, Offset: The distance from the center of the rim to the spoke mounting surface. There are positive offset, zero offset, negative offset of the points.
4, The rim: to maintain and support the direction of the rim part of the tire.
5, Bead seat: contact with the tire ring to support the rim to maintain the radial direction of the tire portion.
6, The bottom of the tank: In order to facilitate the tire assembly and disassembly, leaving a certain depth and width of the pit on the rim.
7, Valve hole: install the hole of the tire valve.

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