Bolt and nut marking tool

JP7789314B2Active Publication Date: 2025-12-22SHACHIHATA IND
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Patent Information

Application Number
JP2022046235
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2022-03-23
Publication Date
2025-12-22
Estimated Expiration
2042-03-23

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Patent Text Reader

Abstract

To provide marking tool for bolt and nut that suppresses mark breakage and can linearly make a clear and continuous mark.SOLUTION: A marking tool 1 for bolt and nut comprises: a marking holder 2 which covers fastened a bolt 4, a nut 5 and a washer 6 as a marking object, and is movable in a base end direction from a tip thereof; and a marking roller 3 which is so attached to the marking holder 2 as to be displaceable in only a direction substantially orthogonal to an axial direction of the bolt 4.SELECTED DRAWING: Figure 2
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Citation Information

Patent Citations

  • Temperature controller of heat fixation device

    JP1984053877A

  • 23-deoxy-23-oxomycaminosyl tylonolide

    JP1985056995A

  • Marking device for bolt and nut, washer, and member

    JP2002355777A

  • Marking tool for bolt and nut

    JP2013202754A

  • Marking tool for bolt and nut

    JP2016074087A