Improved rear wheel hub of track race practice car

An improved rear wheel hub of a track race practice car comprises a main body, a plurality of gears, and a plurality of bolts. The main body has the axial direction, and a first end and a second end which are opposite are arranged on the main body in the axial direction. The outer gears comprise a f...

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1. Verfasser: JIANG GUANGCAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:An improved rear wheel hub of a track race practice car comprises a main body, a plurality of gears, and a plurality of bolts. The main body has the axial direction, and a first end and a second end which are opposite are arranged on the main body in the axial direction. The outer gears comprise a first gear, a second gear, a third gear and a fourth gear. The first gear and the second gear are arranged at the first end of the main body, and the third gear and the fourth gear are arranged at the second end of the main body. The outer bolts comprise a first bolt and a second bolt, the first bolt is arranged at the first end in a screwed mode, and the second bolt is arranged at the second end in a screwed mode.