Patent ID: 6957926

Claim:
A magnet mounting structure for fastening a magnet sensed by a sensor to a spoke of a wheel, comprising: a knob member having a screw and a head portion, the head portion containing the magnet; and an internal thread member for receiving the screw of the knob member by turning said knob member into said internal thread member, an elastic layer disposed on a surface of said internal thread member opposite to said knob member, said head portion of said knob member having a grooved lateral periphery for easy torque generation by the fingers of a users the width of the internal thread member being smaller than the diameter of said knob member, said spoke being held with a certain length along the longitudinal direction between said knob member and said elastic layer on said internal thread member to fasten said magnet to said spoke, and said knob member not having any notches for insertion of a tool.