Cathode-ray tube with a corrugated mask having a corrugated hing

Details Cathode-ray tube with a corrugated mask having a corrugated hing Cathode-ray tube with a corrugated mask having a corrugated hing

1977-07-08

1979-03-27

Segal, Robert

Electric lamp and discharge devices

Cathode ray tube

Shadow mask, support or shield

313403, H01J 2907, H01J 2902

Patent

active

041468163

ABSTRACT:
The tube is improved by the shadow mask having an apertured active portion of parallel corrugations and integral corrugated skirt portions extending from the two opposite corrugated edges of the mask and having hinge means therein for interconnecting the mask to the envelope of the tube.

REFERENCES:
patent: 2795718 (1957-06-01), Van Hekken et al.
patent: 3109117 (1963-10-01), Kaplan
patent: 3581135 (1971-05-01), Garrett et al.
patent: 3585431 (1971-06-01), Long
patent: 3872345 (1975-03-01), Yamazaki et al.
patent: 3944867 (1976-03-01), Kaplan

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