US PATENT SUBCLASS 378 / 128
.~.~.~.~ With thermal impedance

Current as of: June, 1999
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378 /   HD   X-RAY OR GAMMA RAY SYSTEMS OR DEVICES

119  DF  SOURCE {3}
121  DF  .~ Electron tube {12}
125  DF  .~.~ With movable target {4}
127  DF  .~.~.~ Temperature modification {3}
128.~.~.~.~ With thermal impedance

DEFINITION

Classification: 378/128

With thermal impedance:

(under subclass 127) Subject matter wherein a temperature (usually the bearing temperature) is modified through the use of means to diminish the rate of heat transfer in a specific direction.

SEE OR SEARCH CLASS

165, Heat Exchange,

133, for diminishing thermal radiation by surface polishing.