Industrial electric heating furnaces – Resistance furnace device – With heating element detail
Patent
1982-03-05
1983-12-06
Envall, Jr., Roy N.
Industrial electric heating furnaces
Resistance furnace device
With heating element detail
219427, H05B 300
Patent
active
044197543
ABSTRACT:
An electrode assembly includes an electrode and a crucible-supporting insert releasably secured to the electrode. In the preferred embodiment a collar is threaded onto the electrode and has tabs extending inwardly to clamp the insert to the electrode. A small button-like projection on the electrode may be provided and is received within an aperture in the insert to center the insert on the electrode.
REFERENCES:
patent: 3936587 (1976-02-01), Sitek et al.
patent: 4056677 (1977-11-01), Berk et al.
Bredeweg Roger L.
Sitek George J
Envall Jr. Roy N.
Leco Corporation
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