The invention discloses a stay wire, a drum brake, an electric bicycle and a linear moving device, and belongs to the field of control wires, the stay wire has excellent bending performance, and meanwhile friction resistance borne by a wire core in the moving process can be reduced. The stay wire comprises the wire core and a sleeve arranged outside the wire core in a sleeving mode; the casing pipe comprises a casing pipe body and a plurality of reinforcing ribs embedded on the casing pipe body along the axis of the casing pipe body, and the plurality of reinforcing ribs are in a spiral shape surrounding the axis of the casing pipe body.
本发明公开了一种拉线、鼓刹、电动自行车和线性活动装置,属于操纵线领域,拉线具备优异的弯曲性能,同时能够降低线芯活动过程中受到的摩擦阻力,本发明的一种拉线,包括线芯和套设于所述线芯外的套管,所述套管包括套管本体和沿套管本体轴线嵌装在所述套管本体上的多道的加强筋,所述多道加强筋呈环绕套管本体轴线的螺旋状。
Stay wire, drum brake, electric bicycle and linear moving device
一种拉线、鼓刹、电动自行车和线性活动装置
2023-11-17
Patent
Electronic Resource
Chinese