Use of variable beam parameters to control a melt pool
US10646963B2 · kind B2 · utility
7Cited by
29References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2018 |
| Grant date | May 12, 2020 |
| Priority date | — |
| Expiry date | Jan 31, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y50/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method for forming an article includes: forming a melt pool; exposing the melt pool to an optical beam having at least one beam characteristic; forming a keyhole cavity in the melt pool, the keyhole cavity having at least one keyhole cavity property; and modifying the at least one beam characteristic in response to a change in the keyhole cavity property.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.