Apparatus for making cathode-ray tube screens with integrally fo

Details Apparatus for making cathode-ray tube screens with integrally fo Apparatus for making cathode-ray tube screens with integrally fo

1976-02-23

1977-11-08

Bashore, S. Leon

Glass manufacturing

Fusion bonding means

Glass to metal

65102, 65110, 65 59A, 65156, C03C 2702, C03B 2100

Patent

active

040574091

ABSTRACT:
An apparatus for making cathode ray tube screens with contoured fixtures comprises an automatic press having a rotary table with moulds radially fixed thereto, as well as a mechanism for moulding the fixtures. This mechanism has a vertically and horizontally displaceable frame carrying heaters and male dies. In operation, the frame is introduced into the mould with a screen blank and then is placed, in turn, in two locked positions in which the screen boards heating and fixture moulding, respectively, are effected.

REFERENCES:
patent: 2485769 (1949-10-01), Phelps
patent: 2950569 (1960-08-01), Chapman
patent: 3021643 (1962-02-01), Blanding et al.
patent: 3186812 (1965-06-01), Pfaender
patent: 3494756 (1970-02-01), Damm
patent: 3632327 (1972-01-01), Matuba
patent: 3705026 (1972-12-01), McReynolds et al.
patent: 3796557 (1974-03-01), Sponeseler

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