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US 9,883,573 B2Granted
Volumetrically efficient miniature X-ray system
AssigneeThermo Scientific Portable Analytical Instruments Inc.
InventorMark T. Dinsmore
Life of this patent
Estimating the term…
Abstract
A device for producing x-rays includes: a housing that includes a folded high-voltage multiplier coupled to a filament transformer, the transformer coupled to an x-ray tube for producing the x-rays. A method of fabrication and an x-ray source are disclosed.
Claims23
A device for producing x-rays, the device comprising:
- a high-voltage multiplier comprising a plurality of electrically connected rigid circuit boards that comprise an intermediate circuit board orthogonally oriented to a first circuit board and a second circuit board, wherein the first circuit board and the second circuit board are positioned in an opposing relationship to each other, and the high-voltage multiplier is coupled to a filament transformer that is coupled to an x-ray tube for producing the x-rays.
A method for fabricating an x-ray source, the method comprising:
- selecting a housing for the source;
- disposing a high-voltage multiplier comprising a plurality of electrically connected rigid circuit boards that comprise an intermediate circuit board orthogonally oriented to a first circuit board and a second circuit board, wherein the first circuit board and the second circuit board are positioned in an opposing relationship to each other, and a portion of a filament transformer and an x-ray tube are positioned within the housing;
- and
- disposing a remaining portion of the filament transformer over an exterior of the housing.
1 more element
An x-ray source comprising:
- a metallic housing comprising a tubular insulating structure disposed therein, the tubular insulating structure comprising a high-voltage multiplier comprising a plurality of electrically connected rigid circuit boards that comprise an intermediate circuit board orthogonally oriented to a first circuit board and a second circuit board, wherein the first circuit board and the second circuit board are positioned in an opposing relationship to each other, and the high-voltage multiplier is coupled to a filament transformer that is coupled to an x-ray tube for producing the x-rays, and wherein the transformer comprises an outer coil disposed over an outer surface of the tubular insulating structure, and an inner coil disposed about an inner surface of the tubular insulating structure;
- and
- a control circuit electrically coupled to the high-voltage multiplier and the filament transformer to independently control high voltage and beam current of the x-ray tube.
A device for producing x-rays, the device comprising:
- an elongated insulating structure;
- an x-ray tube disposed inside the insulating structure toward a front end thereof, the tube having a filament;
- a high-voltage power supply disposed inside the housing behind the x-ray tube, the high-voltage power supply comprising a plurality of electrically connected rigid circuit boards that comprise an intermediate circuit board orthogonally oriented to a first circuit board and a second circuit board, wherein the first circuit board and the second circuit board are positioned in an opposing relationship to each other;
- a transformer comprising an outer coil disposed over an outer surface of the insulating structure and an inner coil disposed about an inner surface of the insulating structure.
1 more element
Dependencies are inferred from the claim text.