发明名称 |
Lead frame tooling design for bleed barrier groove |
摘要 |
An apparatus for forming a stamped groove in a lead frame including a tool for coining the groove in the lead frame. The tool has a shoulder to control swelling of the lead frame surface near the groove. |
申请公布号 |
US2002047185(A1) |
申请公布日期 |
2002.04.25 |
申请号 |
US20010862067 |
申请日期 |
2001.05.21 |
申请人 |
CARTER BUFORD H.;DAVIS DENNIS D. |
发明人 |
CARTER BUFORD H.;DAVIS DENNIS D. |
分类号 |
H01L21/48;H01L23/495;(IPC1-7):H01L23/495 |
主分类号 |
H01L21/48 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|