Doors and fittings
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- LIXIL CORP
- Filing Date
- 2025-03-18
- Publication Date
- 2026-06-17
Smart Images

Figure 2026098878000001_ABST
Abstract
Claims
1. The upper frame extends in the left-right direction, The door and A closer that connects the upper frame and the door, A reinforcing member fixed to the upper frame, The reinforcing member is fixed to the upper frame by a reinforcing member fixing portion, The bracket of the closer is provided with a bracket fixing portion to which it is fixed to the upper frame and the reinforcing material, The reinforcing material fixing portion is positioned closer to both ends of the reinforcing material in the left-right direction than the bracket fixing portion.
2. The upper frame has a support wall portion on its lower surface where the bracket is positioned. The aforementioned reinforcing material is The first wall portion is positioned on the upper surface of the support wall portion, The joinery according to claim 1, further comprising a second wall portion extending upward from the first wall portion.
3. The building fitting according to claim 2, wherein the reinforcing member has a third wall portion extending in the indoor-outdoor direction from the upper end of the second wall portion, and is formed in a U-shape in a cross-sectional view perpendicular to the left-right direction.
4. The building fitting according to claim 3, wherein the third wall portion extends outward from the upper end of the second wall portion.
5. The aforementioned upper frame is equipped with an upper frame fixing part that is fixed to the building structure, The joinery according to claim 1 or 2, wherein the reinforcing member fixing portion is positioned closer to both ends of the reinforcing member in the left-right direction than the upper frame fixing portion.