Magnet mounting structure
First Claim
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1. 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.
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Abstract
A magnet mounting structure for fastening a magnet to a spoke of a two-wheeled vehicle even without tool includes a knob member having a screw and the magnet and an internal thread member in which the screw is screwed. The spoke is held between the knob member and the internal thread member to allow the magnet to be fastened to the spoke.
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Citations
11 Claims
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1. A magnet mounting structure for fastening a magnet sensed by a sensor to a spoke of a wheel, comprising:
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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. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A magnet mounting structure for fastening a magnet sensed by a sensor to a spoke of a wheel, comprising:
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a knob member having a screw and a head portion containing the magnet, said head portion having a grooved lateral periphery for facilitating rotation of the knob member;
an internal thread member for receiving the screw therein by turning said knob member into said internal thread member, said internal thread member having a surface opposite to said knob member provided with an elastic layer, 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, whereby the knob member and the internal thread member are fastened for securing said spoke there between so as to secure said magnet in a desired position on said spoke. - View Dependent Claims (8, 9, 10)
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11. A magnet mounting structure for fastening a magnet sensed by a sensor to a spoke of a wheel comprising:
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a knob member having a screw and a head portion containing the magnet, said head portion having a grooved lateral periphery for facilitating rotation of the knob member;
an internal thread member for receiving the screw therein by turning said knob member into said internal thread member, said internal thread member having a surface opposite to said knob member provided with an elastic layer, the internal member including opposed projection means that project toward said head portion of said knob member for sandwiching said knob member on opposite sides thereof, said spoke being held with a certain length along the longitudinal direction between said knob member, and said elastic layer on said internal thread members;
whereby the knob member and the internal thread member are fastened for securing said spoke there between so as to secure said magnet in a desired position on said spoke.
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Specification