| 发明名称 |
Method and device for determining the position of a tube seam |
| 摘要 |
The position of the welding seam of a tube is determined by subjecting this tube to a magnetic field and detecting the magnetic leakage field while the tube rotates under the magnetic field sensor. The maximum leakage value indicates the position of the welding seam.
|
| 申请公布号 |
DE3234396(A1) |
申请公布日期 |
1984.03.22 |
| 申请号 |
DE19823234396 |
申请日期 |
1982.09.16 |
| 申请人 |
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. |
发明人 |
DER ERFINDER WIRD NACHTRAEGLICH BENANNT |
| 分类号 |
B23K9/127;G01B7/30;(IPC1-7):G01B7/30;B21C37/08;B23K31/06 |
主分类号 |
B23K9/127 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
