JPH0190058U - - Google Patents

Info

Publication number

JPH0190058U

JPH0190058U JP18697887U JP18697887U JPH0190058U JP H0190058 U JPH0190058 U JP H0190058U JP 18697887 U JP18697887 U JP 18697887U JP 18697887 U JP18697887 U JP 18697887U JP H0190058 U JPH0190058 U JP H0190058U

Authority

JP

Japan

Prior art keywords

toner amount

pcc

predetermined value

detection

detection device

Prior art date

1987-12-08

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000004140 cleaning Methods 0.000 claims description 5
• 238000001514 detection method Methods 0.000 claims description 5
• 230000002265 prevention Effects 0.000 claims description 3
• 108091008695 photoreceptors Proteins 0.000 claims 1
• 230000007547 defect Effects 0.000 description 2
• 241001417527 Pempheridae Species 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1