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:
Apr. 19, 1977
Filed:
Aug. 28, 1975
Applicant:
Inventors:
Louis Donald Miller, Leola, PA (US);
Hans Popp, Strasburg, PA (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
316-5 ; 316 12 ; 316 25 ;
Abstract
By heating as many of the electrodes as possible in a vidicon tube during and after the cathode activation, the potentiality for gas contamination of the electrodes is greatly reduced and the life of the tube is extended.