US PATENT SUBCLASS 257 / 180
.~.~ Stud mount


Current as of: June, 1999
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257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

107  DF  REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) {19}
177  DF  .~ With housing or external electrode {3}
180.~.~ Stud mount


DEFINITION

Classification: 257/180

Stud mount:

(under subclass 177) Subject matter wherein the housing is provided with a threaded or serrated insert or post used for connecting heat sinks or terminals to the device.