| 摘要 |
918,543. Semi-conductor devices. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. April 6, 1960, No. 12235/60. Addition to 915,676. Class 37. In an hermetically-sealed semi-conductor device of the type claimed in the parent Specification, in which the lead 5 to the exposed side of the wafer 2 is taken through the side of the housing, the lid 7 is welded at 9 to a rim 8 brazed on a seating on the top of the housing wall 3. Base 1 and wall 3 are integral and are of copper, the bottom of the base being lapped for good heat-conduction to the support. Rim and lid are of a ferrous alloy. |
