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US 12,580,147 B2Granted
X-ray tube
AssigneeHamamatsu Photonics K.K.
InventorsAtsushi Ishii, Akimichi Shimizu
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Abstract
An X-ray tube includes a housing, a cathode disposed in the housing and configured to release electrons, a target disposed in the housing and configured to generate X-rays upon incidence of the electrons, a first tubular body surrounding the cathode inside the housing, and a getter disposed in a region where a trajectory of the electrons from the cathode to the target is not allowed to be seen in an inner region of the first tubular body.
Claims9
An X-ray tube comprising:
- a housing;
- a cathode disposed in the housing and configured to release electrons;
- a target disposed in the housing and configured to generate X-rays upon incidence of the electrons;
- a first tubular body surrounding the cathode inside the housing;
- and
- a getter disposed in a region where a trajectory of the electrons from the cathode to the target is not allowed to be seen in an inner region of the first tubular body,
- wherein the first tubular body is disposed in the housing, and
- wherein the cathode is disposed in the inner region of the first tubular body.
5 more elements
Dependencies are inferred from the claim text.