Consumable electrode gas shielded arc welding method and apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 25, 2003
Grant Date -
Oct 4, 2001
app pub date -
Feb 28, 2001
filing date -
Feb 29, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A gas having an arc current-voltage property that is different from a shielding gas is intermittently added to the shielding gas, an arc current is intermittently changed in proportion to an intermittent chemical composition change of the shielding gas at an arc generation region, and an arc generation point situated at a tip of a welding wire is displaced upwardly or downwardly along a groove of a base metal.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully