US PATENT SUBCLASS 250 / 297
.~.~.~ For causing complex ion path

Current as of: June, 1999
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250 /   HD   RADIANT ENERGY

281  DF  IONIC SEPARATION OR ANALYSIS {7}
294  DF  .~ Static field-type ion path-bending selecting means {3}
296  DF  .~.~ Plural diverse-type static path-bending fields {1}
297.~.~.~ For causing complex ion path

DEFINITION

Classification: 250/297

(under subclass 296) Subject matter wherein diverse field means act simultaneously and within a single evacuated container to deflect the ions more than 180 degrees or to cause paths which are not confined to one plane.

(1) Note. Most of the subject matter pertains to ion separation during a circular, spiral or cycloidal ion-flight path.

SEE OR SEARCH THIS CLASS, SUBCLASS:

291, for devices causing similar ion paths by means of alternating fields.