Apparatus for glazing bases of electric bulbs

Details Apparatus for glazing bases of electric bulbs Apparatus for glazing bases of electric bulbs

1977-08-30

1979-02-13

Bashore, S. Leon

Glass manufacturing

Fusion bonding means

Glass to metal

65155, 65156, 65164, 65305, 65323, 29 2520, C03C 2702, C03B 2320, H01J 906

Patent

active

041393619

ABSTRACT:
Apparatus for glazing bases of electric bulbs comprising a number of combined tools on the circumference of a continuously rotating rotor, the combined tools consisting of coaxially arranged upper and lower parts, a mold being formed by the lower part. The apparatus includes means for feeding molten glass and for pressing it by the upper part, means for checking the presence of base sleeves and contacts at the working station, and means for removing excess glass in the course of the pressing operation. The apparatus includes means for ejecting a sleeve from the lower part of any tool which does not contain a contact, and means for preventing the feeding of glass to any tool which does not contain a sleeve.

REFERENCES:
patent: 2486085 (1944-10-01), Whitmore et al.
patent: 2887825 (1959-05-01), Spaller
patent: 2957276 (1960-10-01), Spaller

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