美國
US 12,697,653 B2
Method for manufacturing a large-sized seamless dome, and corresponding dome
US 12,697,653 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：AUBERT & DUVAL。PDF 可在本頁下載，未登入每天最多 5 篇。
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- 申請人
- AUBERT & DUVAL
- 發明人
- Arnaud BLANCKAERT; Philippe SAGOT
- 公開日
- 2026-08-04
- 申請日
- 2025-03-14
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,653 B2 · US12697653 · 12697653
摘要
A method for manufacturing a large-sized seamless dome, comprises providing a semi-finished product and hot forging by upsetting the semi-finished product to form a blank with a developed surface greater than that of the semi-finished product and less than the developed surface of the wall of the dome. The blank is hot formed to create a preform having a developed surface less than or equal to the developed surface of the wall.…
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專利局網站： 美國專利商標局（USPTO）