| 摘要 |
1,181,112. Electrically heated panels. TRIPLEX SAFETY GLASS CO. Ltd. 4 June, 1968 [9 June, 1967], No. 26707/67. Heading H5H. In a method of making a laminated (preferably transparent) panel 10, similar to that of Specification 972,453, a high-frequency current is applied between bus-bars 14 to improve the electrical connection between the bus-bars 14 and the heating wires 11. Source 20 applies current of 500 kc./s. for one and a half seconds, preferably after the lamination of the two rigid sheets 12, 17, and the intermediate layer 16 of yielding material. |
