| 发明名称 |
HIGH-FREQUENCY STARTING DEVICE FOR AN ELECTRIC WELDING ARC |
| 摘要 |
A device for starting an electric arc welding torch. To the nozzle of the torch are attached two auxiliary electrodes energized by a high-frequency electric current generator through coaxial cables. There is no electric connection between the welding electrode and the auxiliary electrodes.
|
| 申请公布号 |
US3646310(A) |
申请公布日期 |
1972.02.29 |
| 申请号 |
USD3646310 |
申请日期 |
1970.06.22 |
| 申请人 |
L'AIR LIQUIDE SA. POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
发明人 |
JEAN MANETHOU |
| 分类号 |
B23K9/067;(IPC1-7):B23K9/10 |
主分类号 |
B23K9/067 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
