US 11,894,209 B2
Component or electron capture sleeve for an X-ray tube and X-ray tube having such a device
André Schu, Hamburg (DE)
Assigned to COMET AG, Flamatt (CH)
Appl. No. 17/275,021
Filed by COMET AG, Flamatt (CH)
PCT Filed Sep. 14, 2018, PCT No. PCT/EP2018/074840
§ 371(c)(1), (2) Date Mar. 10, 2021,
PCT Pub. No. WO2020/052773, PCT Pub. Date Mar. 19, 2020.
Prior Publication US 2022/0068586 A1, Mar. 3, 2022
Int. Cl. H01J 35/16 (2006.01); H01J 35/06 (2006.01); H01J 35/14 (2006.01)
CPC H01J 35/16 (2013.01) [H01J 35/066 (2019.05); H01J 35/147 (2019.05); H01J 2235/083 (2013.01); H01J 2235/168 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A component part in a vacuum area of an X-ray tube with an opening through which an electron beam is guided, the component part including a beam tube, the component part comprising:
a base body made of a first material, wherein the first material is a metal and the beam tube is made from the first material,
at least one of a core of a coil which forms at least a portion of the opening; and
wherein arranged on a surface forming the opening which includes the beam tube, said surface being selectively exposed to the electron beam, is a second material having an atomic number which is smaller than an atomic number of the first material.