发明名称 |
FREMGANGSMAATE FOR FREMSTILLING AV ELEKTRISKE VARMEELEMENTER |
摘要 |
This invention relates to a continuous method for making electrical heating mats suitable for installation on room floors, walls and ceilings, which method includes the steps of cutting transverse cuts in a longitudinal composite metal/plastic foil material (2) and stretching the foil in a controlled way in order to provide a meander pattern of electrical resistance strip material, the method also including steps of making unit length mats with predetermined ohmic resistance and steps of providing terminations. |
申请公布号 |
NO146042(B) |
申请公布日期 |
1982.04.05 |
申请号 |
NO19800000849 |
申请日期 |
1980.03.25 |
申请人 |
STANDARD TELEFON OG KABELFABRIK A/S, |
发明人 |
BERGERSEN, HANS AMUND, |
分类号 |
B29C70/68;H05B3/36;(IPC1-7):05B3/34 |
主分类号 |
B29C70/68 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|