| 摘要 |
A feed through assembly is provided, which comprises a metal component passed through a ceramic insulator, and a multi-layered joint brazed to the ceramic insulator and the metal component to form the assembly. The multi-layered joint comprises a first portion of braze filler material placed around the metal component, and a hollow member of predetermined shape placed around the metal component and comprising a flange at a first end, wherein the flange rests on the first portion of braze filler material. Further, the multi-layered joint comprises a second portion of braze filler material placed around the hollow member and seated onto the flange, a ceramic member of predetermined shape placed around the hollow member which rests on the second portion of braze filler material, and a third portion of braze filler material placed around the metal component and seated onto a second end of the hollow member. |
