The invention discloses an inflatable rubber ring inner-tube. The inflatable rubber ring inner-tube comprises a cover tyre, a wheel and an air valve. The inflatable rubber ring inner-tube is characterized in that the wheel is sleeved by the inflatable rubber ring inner-tube, the left side of the inflatable rubber ring inner-tube is provided with multiple holes and the right side of the inflatable rubber ring inner-tube is provided with multiple holes, multiple support ribs are formed at intervals of the holes on the left side of the inflatable rubber ring inner-tube, multiple support ribs formed at intervals of the holes on the right side of the inflatable rubber ring inner-tube are corresponding to the support ribs at the left side, the center of the cross section of the inflatable rubber ring inner-tube is provided with an inflatable cavity, a side of the inflatable cavity is provided with the air valve, and two ends of the inflatable rubber ring inner-tube are provided with connectors and are connected by connection devices. The cover tyre sleeves the wheel and the inflatable cavity is formed between the inner surface of the cover tyre and the inflatable rubber ring inner-tube. The cover tyre and the inflatable rubber ring inner-tube are orderly installed so that the problem of high installation difficulty is solved and installation, dismounting and repair are realized well. The inflatable rubber ring inner-tube installed in the center of the wheel has a diameter greater than that of the wheel and less than that of the cover tyre so that original tyre elasticity and comfortableness are kept. In tyre bursting, the inflatable rubber ring inner-tube can produce supporting and driving effects.
Inflatable rubber ring inner-tube
2015-04-01
Patent
Elektronische Ressource
Englisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |
Inner-tube-free tire with inflatable inner tube inside
Europäisches Patentamt | 2015
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