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:
Jan. 05, 2016
Filed:
Apr. 22, 2014
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yoshihiro Yanagisawa, Fujisawa, JP;
Yasue Sato, Machida, JP;
Noritaka Ukiyo, Inagi, JP;
Kazuhiro Sando, Atsugi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/16 (2006.01); G01N 23/04 (2006.01); H01J 35/18 (2006.01);
U.S. Cl.
CPC ...
H01J 35/18 (2013.01); H01J 2235/186 (2013.01);
Abstract
Provided is an X-ray generating tube with improved withstand voltage property by a simple structure, the X-ray generating tube including a cathode connected to one opening of an insulating tube and an anode connected to the other opening, in which a resistive film having a lower sheet resistance value than that of the insulating tube is disposed on an outer periphery of the insulating tube, and the cathode and the anode are electrically connected to each other via the resistive film.