| 发明名称 |
METHOD FOR THE PRODUCTION OF A SCREW, AND SCREW PRODUCED ACCORDING TO SAID METHOD |
| 摘要 |
Disclosed is a screw (1) comprising a head (2), a shaft (4) that is provided with a thread (5), and an interior engaging member (3). Said screw (1) is produced in a special method by cold deforming an initial material, ultra high-strength steel being used as the initial material. |
| 申请公布号 |
WO2004059016(A3) |
申请公布日期 |
2005.03.03 |
| 申请号 |
WO2003EP14384 |
申请日期 |
2003.12.17 |
| 申请人 |
SFS INTEC HOLDING AG;MAETZLER, THOMAS;ROHNER, ERNST |
发明人 |
MAETZLER, THOMAS;ROHNER, ERNST |
| 分类号 |
C21D7/02;C21D9/00;C22C38/06;C22C38/10;C22C38/12;C22C38/14 |
主分类号 |
C21D7/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
