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:
Jul. 27, 2021
Filed:
Dec. 29, 2018
Applicant:
Shanghai United Imaging Healthcare Co., Ltd., Shanghai, CN;
Inventors:
Yun Zou, Shanghai, CN;
Xi Zhang, Shanghai, CN;
Dun Li, Shanghai, CN;
Yanfeng Du, Shanghai, CN;
Haining Sun, Shanghai, CN;
Assignee:
SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/10 (2006.01); H01J 35/06 (2006.01); H01J 35/18 (2006.01);
U.S. Cl.
CPC ...
H01J 35/101 (2013.01); H01J 35/06 (2013.01); H01J 35/18 (2013.01); H01J 2235/068 (2013.01); H01J 2235/085 (2013.01);
Abstract
A radiation emission device is provided. The radiation emission device may include an anode, a first cathode, a heating device and an enclosure. The first cathode may include a first filament that emit an electron beam striking the anode to generate radioactive rays for imaging. The heating device may be located outside of the first cathode and be configured to warm up the anode. The enclosure may be configured to enclosure the first cathode and the anode.