The joint for wooden construction uses vibration-resistant and non-loosening washers [Titanic].
Can be used for medium to large-scale wooden structures. Strong against vibrations! Easy to install! No need for re-tightening! Seismic-resistant washer "Titanic" compatible with various joints.
"Titanic" converts the vibrations at the joints into a tightening force using the patented technology "Magic Ring." It does not loosen even under continuous vibrations. 【Features】 - Converts vibrations into a tightening force with the Magic Ring - Follows the wood's natural movement, eliminating the need for re-tightening - Reduces the swaying of houses during earthquakes, vehicle vibrations, and typhoon winds - Withstands large forces with a light tightening force - Available in types suitable for outdoor use You can see examples of its use in large-scale wooden structures at the joints. *For more details, please refer to the PDF materials or feel free to contact us.
basic information
For large-scale wooden joints, we recommend the seismic seat "Titanic." Please refer to the videos and PDF materials for information about the magic ring mechanism and more. We also offer face-to-face and web explanations using mock-ups. Feel free to contact us.
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Applications/Examples of results
You can see examples of large-scale wooden construction adopted at the Tokorozawa Civic Gymnasium, so please take a look at the case study PDF.
Detailed information
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At T. Kato Co., Ltd., we develop, manufacture, and sell construction components. We offer products such as the 'T-balance,' which automatically stabilizes table wobbling without manual intervention, and the seismic washer 'Titanic(R).' Please feel free to consult us if you have any requests.




















