Color picture tube having improved shadow mask-frame...

Details Color picture tube having improved shadow mask-frame... Color picture tube having improved shadow mask-frame...

H - Electricity

01

J

313/35.165

H01J 29/07 (2006.01)

Patent

CA 2029556

An improved color picture tube includes an evacuated glass envelope having a rectangular faceplate panel. The panel includes a shadow mask-frame assembly mounted therein by support means located at peripherally spaced positions within the panel. The support means at each of the spaced positions includes a stud, attached to the glass envelope, and a spring, having an aperture therein that engages the stud. The spring is interconnected with the mask-frame assembly. The improvement comprises the spring including a first portion interconnected with the mask-frame assembly, an elongated second portion extending from the first portion toward the stud, a third portion interconnected with the second portion and including the aperture engaging the stud, and an offset section that positions the center of the aperture on a central longitudinal plane passing through the second portion.

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