View source for 18255285. Fusing One or More Cross Sections by Electron Beam Powder Bed Fusion simplified abstract (Siemens Aktiengesellschaft)

=Fusing One or More Cross Sections by Electron Beam Powder Bed Fusion=


==Organization Name==

[[:Category:Siemens Aktiengesellschaft|Siemens Aktiengesellschaft]]


[[Category:Siemens Aktiengesellschaft]]

==Inventor(s)==

[[:Category:Jan Drendel of Berlin (DE)|Jan Drendel of Berlin (DE)]][[Category:Jan Drendel of Berlin (DE)]]

[[:Category:Ruslan Logvinov of Bayreuth, Bayern (DE)|Ruslan Logvinov of Bayreuth, Bayern (DE)]][[Category:Ruslan Logvinov of Bayreuth, Bayern (DE)]]

[[:Category:Frank Heinrichsdorff of Teltow (DE)|Frank Heinrichsdorff of Teltow (DE)]][[Category:Frank Heinrichsdorff of Teltow (DE)]]

==Fusing One or More Cross Sections by Electron Beam Powder Bed Fusion - A simplified explanation of the abstract==


This abstract first appeared for US patent application 18255285 titled 'Fusing One or More Cross Sections by Electron Beam Powder Bed Fusion

==Simplified Explanation==

The abstract describes a method for fusing cross sections in a powder layer using electron beam powder bed fusion, where the cross sections are pre-sintered and then fused with different energy levels.

* The method involves pre-sintering cross sections in a powder layer with a first line energy and then fusing them with a second line energy that is at least twice the first line energy.
* This process allows for the precise layer-by-layer construction of objects using electron beam powder bed fusion technology.

== Potential Applications ==
This technology could be applied in industries such as aerospace, automotive, and medical fields for manufacturing complex and customized parts with high precision.

== Problems Solved ==
This method solves the challenge of achieving accurate fusion of cross sections in powder layers during additive manufacturing processes, ensuring the structural integrity of the final objects.

== Benefits ==
The method offers improved control over the fusion process, leading to enhanced quality and strength of the manufactured objects. It also enables the production of intricate geometries with high repeatability.

== Potential Commercial Applications ==
The technology can be utilized in the production of aerospace components, medical implants, and automotive parts, catering to industries that require high-performance and customized manufacturing solutions.

== Possible Prior Art ==
One possible prior art could be traditional powder bed fusion methods that do not involve pre-sintering of cross sections before fusion, leading to potential issues with part quality and accuracy.

== Unanswered Questions ==
=== How does the energy level affect the final properties of the fused objects? ===
The article does not delve into the specific impact of energy levels on the mechanical or material properties of the objects produced using this method.

=== Are there any limitations to the size or complexity of objects that can be manufactured with this technique? ===
The article does not address any restrictions or challenges related to the size or complexity of objects that can be produced using this fusion method.


==Original Abstract Submitted==

Various embodiments of the teachings herein include a method for fusing one or more cross sections in a powder layer for building one or more objects layer by layer with electron beam powder bed fusion. The method may include: pre-sintering only the cross sections in the powder layer by scanning the cross sections with a first line energy; and fusing the cross sections by scanning the cross sections with a second line energy. The second line energy exceeds the first line energy by at least a factor of 2.



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