Color picture tube having a tensioned mask-support frame assembl

Details Color picture tube having a tensioned mask-support frame assembl Color picture tube having a tensioned mask-support frame assembl

1998-07-08

2000-07-04

Patel, Vip

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313402, H01J 2980

Patent

active

06084342&

ABSTRACT:
An improved color picture tube has a tensioned mask and support frame assembly. Each of the mask and the support frame is rectangular and has two long sides that parallel a central major axis thereof and two short sides that parallel a central minor axis thereof. The improvement comprises the frame including two first members, paralleling the major axis, and two second members, attached to the ends of said first members, paralleling the minor axis. Each of the second members includes a pinched section that elongates it.

REFERENCES:
patent: 5041756 (1991-08-01), Fairbanks
patent: 5113111 (1992-05-01), Fairbanks
patent: 5594300 (1997-01-01), Nosker et al.
patent: 5644192 (1997-07-01), Ragland, Jr.

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