JPS6167063A - 現像剤濃度制御異常の警告装置 - Google Patents

現像剤濃度制御異常の警告装置

Info

Publication number
JPS6167063A
JPS6167063A JP59190764A JP19076484A JPS6167063A JP S6167063 A JPS6167063 A JP S6167063A JP 59190764 A JP59190764 A JP 59190764A JP 19076484 A JP19076484 A JP 19076484A JP S6167063 A JPS6167063 A JP S6167063A
Authority
JP
Japan
Prior art keywords
density
value
developer
warning
integral value
Prior art date
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.)
Granted
Application number
JP59190764A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0226230B2 (2
Inventor
Yoshihiro Yamada
山田　義門
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Priority to JP59190764A priority Critical patent/JPS6167063A/ja
Priority to US06/773,131 priority patent/US4669856A/en
Priority to DE19853531775 priority patent/DE3531775A1/de
Publication of JPS6167063A publication Critical patent/JPS6167063A/ja
Publication of JPH0226230B2 publication Critical patent/JPH0226230B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP59190764A 1984-09-10 1984-09-10 現像剤濃度制御異常の警告装置 Granted JPS6167063A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP59190764A JPS6167063A (ja) 1984-09-10 1984-09-10 現像剤濃度制御異常の警告装置
US06/773,131 US4669856A (en) 1984-09-10 1985-09-06 Warning device for developer control
DE19853531775 DE3531775A1 (de) 1984-09-10 1985-09-06 Fotokopiergeraet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59190764A JPS6167063A (ja) 1984-09-10 1984-09-10 現像剤濃度制御異常の警告装置

Publications (2)

Publication Number Publication Date
JPS6167063A true JPS6167063A (ja) 1986-04-07
JPH0226230B2 JPH0226230B2 (2) 1990-06-08

Family

ID=16263333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59190764A Granted JPS6167063A (ja) 1984-09-10 1984-09-10 現像剤濃度制御異常の警告装置

Country Status (1)

Country Link
JP (1) JPS6167063A (2)

Also Published As

Publication number Publication date
JPH0226230B2 (2) 1990-06-08

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Legal Events

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