An adjustment structure of a Presta valve for a bicycle tire contains: an outer stem, a reinforcement stem, and a fitting sleeve. The outer stem includes a flat extension extending outward from a bottom of the outer stem, and the outer stem includes a coupling portion formed on the bottom of the outer stem. The reinforcement stem includes a hollow portion defined in the reinforcement stem, and the reinforcement stem includes a female threaded portion arranged on an inner wall of a bottom of the reinforcement stem. The fitting sleeve includes multiple ribs arranged on an upper end of an outer wall of the fitting sleeve. Furthermore, the fitting sleeve further includes a recess defined on a lower end of the outer wall thereof so as to retain with the flat extension of the outer stem.
Adjustment structure of Presta valve for bicycle tire
25.10.2018
Patent
Elektronische Ressource
Englisch
Connector structure for a Schrader (American) valve/Presta (French) valve
Europäisches Patentamt | 2016
|Europäisches Patentamt | 2018
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