PROBLEM TO BE SOLVED: To provide a bicycle approach notification bell for informing the approach of a bicycle by generating a light sound when a sphere of entering the cylindrical member inside strikes on a lid having a clearance by vertically moving together with rotation of a pedal.SOLUTION: A hollow cylindrical member of winding-installing a rubber tube is provided on the outer periphery of a thin metallic raw material having the length, and a hard sphere is rollingly provided inside the cylindrical member, and a lid for keeping a clearance for joining to the cylindrical member only by a part is provided in left-right opening parts of the cylindrical member, and a cylindrical member holding band is provided for installing the cylindrical member in a pedal arm, and a bicycle approach notification bell is installed in the pedal arm. The bicycle approach notification bell is characterized as above-mentioned.SELECTED DRAWING: Figure 4
【課題】筒状部材内部に入っている球体がペダルの回転と共に上下に移動し隙間のあるフタに当たり軽やかな音を発生させ自転車の接近を知らせる自転車接近報知ベルを提供する。【解決手段】長さのある薄い金属性素材の外周にゴムチューブを巻き装着した中空筒状部材を設け、筒状部材の内部に硬い球体をころがし設け、筒状部材の左右開口部に一部分だけ筒状部材と接合する隙間を保つフタを設け、筒状部材をペダルアームに装着する筒状部材保持バンドを設け、自転車接近報知ベルをペダルアーム装着した。以上を特徴とする自転車接近報知ベル【選択図】図4
BICYCLE APPROACH NOTIFICATION BELL
自転車接近報知ベル
2016-12-28
Patent
Electronic Resource
Japanese
IPC: | B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS |