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Title:
POWDER FEED NOZZLE FOR LASER WELDING
Document Type and Number:
WIPO Patent Application WO2001002129
Kind Code:
A3
Abstract:
A powder feed nozzle (84) for laser welding applications including a multiple outlet nozzle tip (120) for focusing a discharged powder streams. The multiple outlet nozzle tip (120) disperses multiple outlet streams and includes a powder discharge outlet (122) and at least one focus gas discharge outlet (122) and at least one focus gas discharge outlet (124), radially spaced from the powder discharge outlet (122), for dispersing a powder stream and a gas stream. Powder flows from a powder source (128) through a powder channel (126) to discharge a powder stream. Focus gas flows through a focus gas channel (130) angled relative to the powder channel (126) to discharge a focus gas stream.

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Inventors:
PYRITZ CLARENCE L
ARCELLA FRANK G
HOUSE MICHAEL A
Application Number:
PCT/US2000/018092
Publication Date:
October 04, 2001
Filing Date:
June 30, 2000
Export Citation:
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Assignee:
AEROMET CORP (US)
International Classes:
B23K26/14; (IPC1-7): B23K26/14
Domestic Patent References:
WO1997004914A11997-02-13
Foreign References:
US5477026A1995-12-19
US5321228A1994-06-14
US5486676A1996-01-23
DE19533960A11997-03-20
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