TONER SENSING AND REGULATION DEVICE AND TONER CARTRIDGE
摘要
<p>The present invention relates to a toner sensing and regulation device and a toner cartridge using the device. The toner sensing and regulation device comprises a light blocking structure used for blocking a transparent window. The light blocking structure is mounted on the same side as the transparent window (3) of the toner cartridge through a positioning and guiding structure (2).</p>
