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:
Mar. 08, 1983
Filed:
Sep. 25, 1980
Applicant:
Inventors:
Masahiro Miyazaki, Mobara, JP;
Hisao Nakamura, Mobara, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313417 ; 313457 ;
Abstract
The electron gun structure comprises a cup shaped control electrode having a top provided with three aligned openings, and one ends of supporting members are secured to the outer wall of the control electrode near a lower opening. Each supporting member extends toward the top from the secured end and includes a portion separated from the outer wall. The other ends of the supporting members are embedded into insulating parts to position the control electrode with respect to other electrodes.
Quick Actions:
Miyazaki, Masahiro. (1983). Electron gun structures for use in in-line type color picture tubes (U.S. Patent No. 4376257). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4376257
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile