Spindle for a machine for sealing electric vacuum devices

Details Spindle for a machine for sealing electric vacuum devices Spindle for a machine for sealing electric vacuum devices

1977-05-16

1979-01-30

Lazarus, Richard B.

Metal working

Barrier layer or semiconductor device making

Barrier layer device making

29427, 228264, H01J 946

Patent

active

041364260

ABSTRACT:
A spindle for a machine for sealing electric vacuum devices, comprising a housing, a hollow sleeve rotating in the housing, a central arbor accommodated within the hollow sleeve and movable relative thereto, the arbor carrying a candle-like plug adapted to receive therein a foot or stem of an electric vacuum device, e.g. lamp or tube. A crosspiece rotates together with the central arbor and has mounted thereon uprights supporting a holder adapted to retain therein the bulb or envelope of an electric vacuum device, the spindle also incorporating a mechanism for removing automatically a stem that has been welded to the candle-like plug.

REFERENCES:
patent: 2162209 (1939-06-01), Trutner

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