Toner-passage controller, method for producing the same, and image forming device
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United States of America Patent
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N/A
Issued Date -
Jan 2, 2003
app pub date -
Jul 16, 2002
filing date -
Jan 28, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An image forming device including a toner holder 10 and a toner passage control device 4 including a plurality of toner passage holes 14 for controlling the passage of a toner 3, wherein a spacer member 22 arranged between the toner holder 10 and the toner passage control device 4 for maintaining the distance therebetween to be substantially constant has a predetermined surface roughness and a predetermined hardness while having a rigidity such that irregularities on the surface of the toner passage control device 4 are not transferred onto a toner layer 3a, so as to prevent the toner layer 3a on the toner holder 10 from being scratched and to form a high-quality image both in an initial stage of a recording operation and in a long-term use.
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