Process cartridge and image forming apparatus
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United States of America Patent
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Jun 18, 2002
Issued Date -
N/A
app pub date -
Sep 13, 1999
filing date -
Sep 4, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides a process cartridge mountable to an image forming apparatus, comprising an image bearing member, at least one process means acting on the image bearing member, and a detection member for detecting the presence/absence of developer supplied to the image bearing member on the basis of electrostatic capacity.
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Family
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Cited Art Landscape
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