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US 2003/0053891 A1Published application
Batch charger for cold top electric furnace
OwnerJoseph Skarzenski, Witold S. Czastkiewicz +1inventors
InventorsJoseph Skarzenski, Witold S. Czastkiewicz, Erkki Paivinen
Life of this patent
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Abstract
A batch charger has a telescopic belt conveyor with a vertical take-up system for the belt when the conveyor retracts. The conveyor may pivot and/or shift laterally besides the furnace on a track. Fixed silos are positioned to refill an on conveyor bin while it is pivoting.
Claims19
A charger for a furnace having a melt with a topside surface over which is to be distributed charging materials comprising:
- 1) a belt conveyor with a discharge end supported by a telescopic conveyor assembly and carried on support means located laterally to the surface to be charged.
- 2) a belt within the conveyor which belt has a horizontal run over the surface of the melt and a vertical extent proximate to the support means whereby the belt is redirected vertically;
- 3) a vertical take-up system to support and maintain tension within the belt while it is redirected vertically while running.
Dependencies are inferred from the claim text.