Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield
Patent
1989-02-14
1994-05-24
Horabik, Michael
Electric lamp and discharge devices
Cathode ray tube
Shadow mask, support or shield
313269, H01J 2981
Patent
active
053152085
ABSTRACT:
In a color display tube a shadow mask skirt is welded to a frame at least near the ends of two oppositely located sides of the frame, and engages the ends of the other two sides of the frame in a fractional manner.
REFERENCES:
patent: 2930918 (1960-03-01), Coffin, Jr.
patent: 3553516 (1970-01-01), Kautz
patent: 4308485 (1981-12-01), Ignazio
patent: 4645968 (1987-02-01), Ragland, Jr.
patent: 4714863 (1987-12-01), Yokoyama et al.
patent: 4723088 (1988-02-01), Sone et al.
Van Der Bolt Antonius J. J. M.
Van Der Steen Wilhelmus M. M.
Verhoeven Martinus C. M.
Fox John C.
Horabik Michael
U.S. Philips Corporation
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