Glass structure of cathode ray tube

Details Glass structure of cathode ray tube Glass structure of cathode ray tube

2007-12-04

2007-12-04

Guharay, Karabi (Department: 2879)

Electric lamp and discharge devices

Cathode ray tube

Envelope

C220S00210A, C220S00230A

Reexamination Certificate

active

10772358

ABSTRACT:
The present invention relates to a cathode ray tube having a glass structure which minimizes a stress according to a cathode ray tube of slim type, having a panel with a phosphor screen formed on the inner surface thereof. A funnel, which is joined to the panel, has a body portion, a yoke portion and a neck portion, and a thickness projection is provided in the body portion of the funnel between a seal line plane and the neck portion of the funnel.

REFERENCES:
patent: 5155411 (1992-10-01), Swank et al.
patent: 6819039 (2004-11-01), Fujihara et al.
patent: 2002/0185959 (2002-12-01), Sugawara et al.
U.S. Appl. No. 09/587,102, filed Jun. 2, 2000 for Slim Tube Funnel Design With Improved Funnel. Inventors : Opesko, Stephen T. et al.

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