发明名称 |
Method of manufacturing branched pipe, pipe manufacturing apparatus and branched pipe |
摘要 |
A branched pipe (5) is manufactured by continuous extrusion in such a manner that a manifold (5a) of a branched pipe (5) is manufactured by extruding plastic material into the space defined by moving chill moulds (1, 2) and a mandrel (10) arranged therein with an extruder (4). The manifold (5a) is provided with branch pipes (5b) simultaneously with the extrusion thereof.
|
申请公布号 |
US2002041051(A1) |
申请公布日期 |
2002.04.11 |
申请号 |
US20010021966 |
申请日期 |
2001.12.13 |
申请人 |
UPONOR INNOVATION AB |
发明人 |
JARVENKYLA JYRI |
分类号 |
B29C33/36;B29C47/12;B29D23/00;(IPC1-7):B29C47/00 |
主分类号 |
B29C33/36 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|