US PATENT SUBCLASS 257 / 709
.~.~ With specified insulator to isolate device from housing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

678  DF  HOUSING OR PACKAGE {18}
708  DF  .~ Entirely of metal except for feedthrough {3}
709.~.~ With specified insulator to isolate device from housing

DEFINITION

Classification: 257/709

With specified insulator to isolate device from housing:

(under subclass 708) Subject matter wherein a specific insulator means is provided to electrically isolate the active solid-state device contained in the metal package or housing from the metal package or housing to prevent electrical short circuits due to the housing or package.