Tool holder
JP7766161B1Active Publication Date: 2025-11-07NIKKEN KOSAKUSHO WORKS LTD
Patent Information
- Application Number
- JP2024176002
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- Filing Date
- 2024-10-07
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2044-10-07
Smart Images
Figure 0007766161000001_ABST
Abstract
To prevent the occurrence of red rust on the entire tool holder. [Solution] The tool holder (1) comprises a shank portion (11), a flange portion (12), and a chuck portion (13). The flange portion (12) has a first hole portion (15) recessed from its outer periphery toward its inner diameter. The shank portion (11), flange portion (12), first hole portion (15), and chuck portion (13) are provided with a surface layer of triiron tetroxide on their entire outer surfaces. A tip (40) is fitted into the first hole portion (15), and the tip (40) has printed on its outer surface a two-dimensional code (44) storing an identification number and the tool number (43) of the tool holder. The tip (40) is made of synthetic resin or a metal material having a passivation coating on its surface.
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Citation Information
Patent Citations
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