TONER CARTRIDGE HAVING AN AXIALLY MOVABLE MEMBER IN A TONER RESERVOIR THEREOF
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United States of America Patent
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app pub date -
Dec 21, 2015
filing date -
Dec 21, 2015
priority date (Note) -
Abandoned
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Abstract
A toner cartridge for an electrophotographic image forming device according to one example embodiment includes a housing having a reservoir for storing toner. A rotatable shaft is positioned within the reservoir and has a threaded portion. A thread follower mounted on the threaded portion of the shaft moves axially along the threaded portion of the shaft when the shaft rotates. A magnet is movable with the thread follower axially along the shaft for detecting an axial position of the thread follower along the shaft by magnetic sensors when the toner cartridge is installed in the electrophotographic image forming device.
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