Manufacture of electric light sources

Metal working – Barrier layer or semiconductor device making – Barrier layer device making

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H01J 900

Patent

active

043263240

ABSTRACT:
In apparatus for and a method of sealing mounts to fluorescent lamp tubes on horizontal sealing machines each sealing head has a mount holding member pivotable between a mount sealing position in which it is coaxial with the lamp tube and a mount loading position which is angularly displaced by about 90.degree. in a plane normal to the direction of travel of the sealing heads from the mount sealing position and in which it can accept mounts from a mount conveyor externally of the sealing machine.

REFERENCES:
patent: 2575746 (1951-11-01), Cartun
patent: 2721422 (1955-10-01), Baker et al.
patent: 3113011 (1963-12-01), Gilbert, Jr. et al.
patent: 3399044 (1968-08-01), Kolkman et al.
patent: 3399045 (1968-08-01), Reynders et al.
patent: 3667632 (1972-06-01), Tidswell

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