CPC B08B 1/005 (2013.01) [A47L 13/16 (2013.01); A47L 13/46 (2013.01); B08B 1/00 (2013.01); H01J 37/3171 (2013.01); B08B 1/04 (2013.01); B08B 5/04 (2013.01); H01J 2237/022 (2013.01)] | 11 Claims |
1. A method of maintaining an accelerator column, wherein the accelerator column comprises a plurality of electrodes and a plurality of electrode inserts, and wherein each of the electrode inserts is coupled to one of the electrodes of the plurality of electrodes, the method comprising:
removing one or more electrode inserts from the accelerator column
inserting a cleaning tool into the accelerator column;
inserting a foam body located at an end of a shaft of the cleaning tool into a space between adjacent electrodes of the plurality of electrodes, the space being created at least partially by a void created as a result of removing one of the electrode inserts, wherein an outer circumference of the foam body includes a textured cleaning surface for contacting a glass surface of the accelerator column, and wherein the textured cleaning surface includes a plurality of curved serrations extending along a curvature of the textured cleaning surface for contacting a plurality of grooves formed in the glass surface; and
rotating the cleaning tool to clean the space.
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