CPC H01K 1/18 (2013.01) [H01J 49/08 (2013.01); H01J 49/147 (2013.01)] | 17 Claims |
1. A holding device for at least one filament, comprising:
at least one filament receptacle for receiving the at least one filament, characterized in that the holding device is designed for a detachable attachment of the at least one filament receptacle to a container of an ionization device; and
a base body which is connected to the at least one filament receptacle via at least one connecting element, wherein the connecting element is rigid and a pretensioning element engages into the connecting element in order to apply a clamping force to the filament receptacle.
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