Fastening structure
JP2025028652APending Publication Date: 2025-03-03KFC LTD
Patent Information
- Application Number
- JP2023133598
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2023-08-18
- Publication Date
- 2025-03-03
Smart Images
Figure 2025028652000001_ABST
Abstract
To provide a fastening structure that enables determination that a finally fastened nut is loosened when a deviation occurs in marking and enables achievement of a loosening prevention effect of a bolt and the nut that are finally fastened.SOLUTION: In a fastening structure, fastened members 101, 102 are fastened by a bolt 10 and a nut 20. The fastened members 101, 102 are fastened by the bolt 10 and the nut 20 with an appropriate fastening torque of final fastening. A marking material 40 maintaining an elastic state with a humidity curable viscoelastic body is applied over a female screw portion 11 of the bolt 10 and the nut 20. Preferably, the marking material 40 linearly extends in the axial direction of the bolt 10.SELECTED DRAWING: Figure 1
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Citation Information
Patent Citations
Marking method and marking auxiliary tool for assembling high-tensile bolt joint
JP2004108565A
Line marker for bolts and nuts
JP3134710U