The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 14, 2017
Filed:
Nov. 24, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Takashi Shiozawa, Tokyo, JP;
Kazuya Tsujino, Tokyo, JP;
Koichi Tsunoda, Yokohama, JP;
Nobuhiro Ito, Yamato, JP;
Kazuhiro Sando, Atsugi, JP;
Yoichi Ikarashi, Fujisawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An X-ray generation tube includes: an anode including a target configured to generate X-rays under irradiation of electrons, and an anode member electrically connected to the target; a cathode including an electron emitting source configured to emit an electron beam in a direction towards the target, and a cathode member electrically connected to the electron emitting source; and an insulating tube extending between the anode member and the cathode member. The anode further includes an inner circumferential anode layer electrically connected to the anode member, the inner circumferential anode layer extending along an inner circumferential face of the insulating tube, and is remote from the cathode member.