美國
US 12,697,772 B2
Process for three-dimensional printing with variable cross-section
US 12,697,772 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：SAFRAN HELICOPTER ENGINES。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- SAFRAN HELICOPTER ENGINES
- 發明人
- Laurent CHARES
- 公開日
- 2026-08-04
- 申請日
- 2024-12-23
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,772 B2 · US12697772 · 12697772
摘要
A process for three-dimensional printing of a workpiece including a succession of steps for producing a layer of the workpiece by means of a nozzle which has an output cross-section along a path of the nozzle, wherein, during at least one step for producing a layer, use is made of at least one nozzle, an output portion of which has an output cross-section which is variable between a first maximum cross-section and a second minimum cross-section, and wherein the cross-section of at least one part of an output portion of the nozzle is varied along at least one portion of the path.
這裡只列摘要開頭，完整內容在 PDF 裡。
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專利局網站： 美國專利商標局（USPTO）