发明名称 |
Method for the manufacture of porcelain coated metal boards having interconnections between the top and bottom surfaces |
摘要 |
In accordance with this invention a procelain coated metal board is provided which has flat surfaces and further has electrical connections between the face and reverse surfaces of the board. In accordance with a further aspect of this invention the boards of this invention are obtained by a method in which the connecting pins are sealed in a spaced relationship in apertures in the metal core of the board and insulated from the core prior to the application of the procelain to the surfaces of the core.
|
申请公布号 |
US4328614(A) |
申请公布日期 |
1982.05.11 |
申请号 |
US19800133255 |
申请日期 |
1980.03.24 |
申请人 |
RCA CORPORATION |
发明人 |
SCHELHORN, ROBERT L. |
分类号 |
H05K1/05;H05K3/40;H05K3/44;(IPC1-7):H05K3/04 |
主分类号 |
H05K1/05 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|