公开(公告)号：US10646963B2

公开(公告)日：2020-05-12

申请号：US15885633

申请日：2018-01-31

Applicant: nLIGHT, Inc.

Inventor： Brian Victor ,  Robert Martinsen ,  Lynn Sheehan ,  Roger Farrow ,  Dahv A. V. Kliner

IPC: B23K26/354 ,  B33Y10/00 ,  B23K26/064 ,  B33Y50/02 ,  B23K26/34 ,  B33Y30/00

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.

公开(公告)号：US20180185965A1

公开(公告)日：2018-07-05

申请号：US15885633

申请日：2018-01-31

Applicant: nLIGHT, Inc.

Inventor： Brian Victor ,  Robert Martinsen ,  Lynn Sheehan ,  Roger Farrow ,  Dahv A. V. Kliner

IPC: B23K26/354 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y50/02 ,  B23K26/34 ,  B23K26/064

CPC classification number: B23K26/354 ,  B23K26/032 ,  B23K26/034 ,  B23K26/06 ,  B23K26/062 ,  B23K26/064 ,  B23K26/21 ,  B23K26/34 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y50/02

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.