Patent ID: 9653251
Date: 2017-05-16
CPC Classifications: H01J,H05G

Claim:
1. An x-ray apparatus, comprising: a vacuum box which is sealed at its periphery, wherein the interior thereof is in vacuum; a plurality of electron transmitting units arranged in an array and installed on a side wall of the vacuum box, wherein each electron transmitting unit is independent to each other; and an anode installed in the center inside the vacuum box, wherein in the direction of length, the anode is parallel to the orientation of the electron transmitting units, and in the direction of width, the anode has a predetermined angle with respect to the plane of the electron transmitting units, wherein each electron transmitting unit is located outside the vacuum box, and each electron transmitting unit is configured to bombard the anode with electron beam current so as to transmit x-rays at a position of a target spot on the anode.