Electric lamp and discharge devices – Cathode ray tube – Plural beam generating or control
Patent
1996-01-30
1998-11-10
O'Shea, Sandra L.
Electric lamp and discharge devices
Cathode ray tube
Plural beam generating or control
313414, 313432, 313439, H01J 2956
Patent
active
058348875
ABSTRACT:
An in-line electron gun includes main lens electrodes, a common aperture and, at a distance from the common aperture, three in-line apertures in a plate-shaped part. The outer apertures extend, viewed in a direction transverse to the plate-shaped part, beyond the common aperture.
REFERENCES:
patent: 4626738 (1986-12-01), Gerlach
patent: 5146133 (1992-09-01), Shirai et al.
patent: 5592046 (1997-01-01), Kim
Bohlander Johannes H.
Los Abraham A.
Pennings Antonius J
Spanjer Tjerk G.
Stil Lambert J.
Fox John C.
O'Shea Sandra L.
U.S. Philips Corporation
Williams Joseph
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