Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield
Patent
1986-07-09
1987-10-13
DeMeo, Palmer C.
Electric lamp and discharge devices
Cathode ray tube
Shadow mask, support or shield
313408, H01J 2907
Patent
active
047001054
ABSTRACT:
A plurality of spaced reinforcing plates 6 are provided around the periphery of a Hip Up configured shadow mask 2 and its support frame 3 in a color picture tube assembly to strengthen and stiffen the mounting arrangement and thereby reduce Z axis deviations of the mask due to thermal deformation and/or mechanical shock.
REFERENCES:
patent: 4327307 (1982-04-01), Penird et al.
DeMeo Palmer C.
Mitsubishi Denki & Kabushiki Kaisha
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