WINDING STRUCTURE, AND BATTERY AND CANNED FOOD HAVING THE SAME
To provide an excellent seaming structure.SOLUTION: A winding structure 100 keeps airtight by bringing a first region 115 including a first end 112 of a first metal member 111 and a second region 125 including a second end 122 of a second metal member 121 into close contact by seaming, and the first...
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Zusammenfassung: | To provide an excellent seaming structure.SOLUTION: A winding structure 100 keeps airtight by bringing a first region 115 including a first end 112 of a first metal member 111 and a second region 125 including a second end 122 of a second metal member 121 into close contact by seaming, and the first end 112 has a first side surface 113 connected to the first end surface 114 via a first inclined surface 116, and the second end 122 has a second side surface 123 connected to the second end surface 124 via a second inclined surface 126, and the first inclined surface 116 and the second inclined surface 126 have outwardly convex curved surfaces.SELECTED DRAWING: Figure 2
【課題】優れた巻締構造を提供する。【解決手段】巻締構造100は、第1の金属部材111の第1の端部112を含む第1の領域115と、第2の金属部材121の第2の端部122を含む第2の領域125とが巻締によって密接して密封を保つ、巻締構造100であって、第1の端部112が、第1の端面114と第1の傾斜面116を介して連なる第1の側面113を有しており、また、第2の端部122が、第2の端面124と第2の傾斜面126を介して連なる第2の側面123を有しており、第1の傾斜面116及び第2の傾斜面126は外方に凸となる曲面を有する。【選択図】図2 |
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