Opening device

JP2026093425APending Publication Date: 2026-06-09SANKYO TATEYAMA INC
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
SANKYO TATEYAMA INC
Filing Date
2024-11-28
Publication Date
2026-06-09

AI Technical Summary

Benefits of technology

【0005】 請求項1記載の発明による開口部装置は、戸と縦枠を備え、戸は、室内側に設けた室内側面材と、エッジ材を有し、室内側面材は、外周側端部に室外側に向けて折り曲げた折り曲げ部を有し、折り曲げ部は、エッジ材に隠れる位置までのびており且つエッジ材と離間しており、縦枠は、室外側に位置する金属枠材と、室内側に位置する樹脂枠材を有し、樹脂枠材は気密材を有し、気密材がエッジ材に当接していることで、断熱性を向上させることができる。また、室内側面材の折り曲げ部がエッジ材に隠れる位置までのびていることで、防火性能が向上する。

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Abstract

Improved thermal insulation of opening devices. [Solution] The door comprises a door 1 and a vertical frame 2. The door 1 has an interior side material 4 and an edge material 6 located on the interior side. The interior side material 4 has a bent portion 5b at its outer peripheral end that is bent toward the exterior side. The bent portion 5b extends to a position where it is hidden by the edge material 6 and is spaced apart from the edge material 6. The vertical frame 2 has a metal frame material 7 located on the exterior side and a resin frame material 8 located on the interior side. The resin frame material 8 has an airtight material 9, which is in contact with the edge material 6.
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Claims

[Claim 1] An opening device comprising a door and a vertical frame, wherein the door has an interior side material and an edge material provided on the interior side, the interior side material has a bent portion at its outer peripheral end that is bent toward the exterior side, the bent portion extends to a position where it is hidden by the edge material and is spaced apart from the edge material, and the vertical frame has a metal frame material located on the exterior side and a resin frame material located on the interior side, the resin frame material has an airtight material, and the airtight material is in contact with the edge material.