Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Elmar Wiejack-Symann0
Date of Patent
December 19, 2006
0Patent Application Number
105367930
Date Filed
November 20, 2003
0Patent Primary Examiner
Patent abstract
A drag chain conveyor for use in underground mining, including interconnected, profiled conveyor chutes in which are guided conveyor chains of metallic material. Plastic carriers are attached to the conveyor chains, with attachment being effected via a molding around of annular chain links of the conveyor chains with plastic, wherein the plastic, which is molded for a simultaneous production of the plastic carriers monolithically with connecting regions that hold the chain links, penetrates and surrounds the chain links. At least one drive is provided for the conveyor chains.
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