发明名称 |
Method and apparatus for heating plastic extruding die |
摘要 |
A coil surrounding only the tip of nozzles of a plastic extruding die is provided. By passing a high frequency current through the coil to selectively heat only the tip of the nozzles. Further, in a plastic extruding die in which a high frequency current is passed through a coil provided around nozzles to heat the periphery of the nozzles, the coil is formed of a conductor tube through which a coolant is caused to flow.
|
申请公布号 |
US2005248063(A1) |
申请公布日期 |
2005.11.10 |
申请号 |
US20050125088 |
申请日期 |
2005.05.10 |
申请人 |
THE JAPAN STEEL WORKS, LTD. |
发明人 |
OSHITA MASAO;TODA KENJI |
分类号 |
B29B9/06;B29C35/08;B29C47/78;B29C47/86;H05B6/42;(IPC1-7):B29C47/78 |
主分类号 |
B29B9/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|