Powder hopper for the gravity-driven feeding of powdered electrode precursor material into a nip of a dry electrode calendar, corresponding assembly, and corresponding method
Taiwan, Republic of China Patent
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Abstract
The invention relates to a powder hopper for the gravity-driven feeding of powdered electrode precursor material into a nip of a dry electrode calendar, said powder hopper comprising: a powder feed opening for feeding powdered electrode precursor material into the powder hopper; and a powder outlet opening for metering the powdered electrode precursor material from the powder hopper into a nip, the cross-section of the powder hopper tapering between the powder feed opening and the powder outlet opening, and the powder hopper having a level detection means for detecting the powder level of the powder hopper. The invention also relates to: a corresponding assembly consisting of a powder hopper and a first and a second roller that form a nip; and a method for operating a powder hopper.
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