Anti-falling bicycle chain
The utility model discloses an anti-drop bicycle chain which comprises a chain link, the chain link is composed of a first chain plate, a second chain plate, a pin shaft and a shaft sleeve, the first chain plate and the second chain plate are provided with pin holes, the pin shaft is inserted into t...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an anti-drop bicycle chain which comprises a chain link, the chain link is composed of a first chain plate, a second chain plate, a pin shaft and a shaft sleeve, the first chain plate and the second chain plate are provided with pin holes, the pin shaft is inserted into the pin holes and is rotatably connected with the first chain plate and the second chain plate, and the shaft sleeve is sleeved on the pin shaft and is rotatably connected with the pin shaft through a bearing. The second chain plates are clamped at the two ends of the shaft sleeve, the first chain plates are clamped at the outer ends of the first chain plates, first side skirts are arranged at the outer ends of the first chain plates, and second side skirts are arranged at the outer ends of the second chain plates. According to the utility model, the wear resistance of the shaft sleeve is effectively improved through the shaft sleeve structure of the ceramic concave roller-shaped structure, the bicycle fluted disc c |
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