The present invention relates to a bicycle chainring (1) for engagement with a drive chain provided with rollers, the bicycle chainring (1) comprising: a plurality of teeth (2, 3) extending radially from a periphery of the chainring (1), wherein the plurality of teeth (2, 3) comprises a plurality of narrow teeth (3) and a plurality of wide teeth (2), wherein each tooth (2, 3) comprises a front flank (5) and a rear flank (6) with respect to a drive direction (DD) and two opposing side surfaces (9), wherein at least one side surface (9) of each wide tooth (2) comprises a protrusion (7) extending therefrom in an axial direction of the chainring (1), wherein each protrusion (7) comprises a respective groove (8) arranged halfway between a top land (10) of the respective wide tooth (2) and a root circle (11) of the respective wide tooth (2), wherein the groove (8) extends throughout the protrusion (7) in a direction substantially parallel to the top land (10). The invention further relates to a bicycle comprising the of the invention chainring (1).


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Bicycle chainring and a bicycle comprising the bicycle chainring


    Beteiligte:
    GOLEC MARCIN (Autor:in)

    Erscheinungsdatum :

    2023-08-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer



    AN IMPROVED BICYCLE CHAINRING AND A BICYCLE COMPRISING THE BICYCLE CHAINRING

    GOLEC MARCIN | Europäisches Patentamt | 2024

    Freier Zugriff

    CHAINRING FOR A BICYCLE

    STAPLES JONATHAN | Europäisches Patentamt | 2022

    Freier Zugriff

    CHAINRING FOR A BICYCLE

    STAPLES JONATHAN | Europäisches Patentamt | 2020

    Freier Zugriff

    Chainring for a bicycle

    STAPLES JONATHAN | Europäisches Patentamt | 2022

    Freier Zugriff

    CHAINRING AND TOOL FOR ELECTRIC BICYCLE

    TRIMNELL ALEX | Europäisches Patentamt | 2023

    Freier Zugriff