Method of assembling an emissive cathode for electron gun
A process for assembling a cathode for electron gun comprising a body of emissive material, a cup into which the body of emissive material is inserted, a substantially cylindrical metal skirt, the said process comprising the following successive steps:insertion of the cup into one of the open ends o...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A process for assembling a cathode for electron gun comprising a body of emissive material, a cup into which the body of emissive material is inserted, a substantially cylindrical metal skirt, the said process comprising the following successive steps:insertion of the cup into one of the open ends of the metal skirt,welding of the cup to the skirt,crimping of the body/cup/skirt assembly by lateral squeezing at the level of the weld zone in such a way as to cause an indent-like deformation of the lateral face of the body. |
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