| 摘要 |
877,020. Transistors. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. June 2, 1960 [June 15, 1959], No. 20426/59. Class 37. A transistor in a metal casing which is connected to an electrode is mounted on a chassis with a relatively thick ceramic washer, which may be silver-plated, lying between and in good thermal contact with the casing and the chassis. The Figure shows the transistor casing 1 with collector connecting tag 9, emitter and base leads 7 and 8 and the ceramic washer which is between # and 2 inches thick, lying between the casing and chassis 3. The washer may contain cooling vents and the chassis surface ground to ensure good contact. |
