JP2004004335A5 - - Google Patents
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- Publication number
- JP2004004335A5 JP2004004335A5 JP2002160125A JP2002160125A JP2004004335A5 JP 2004004335 A5 JP2004004335 A5 JP 2004004335A5 JP 2002160125 A JP2002160125 A JP 2002160125A JP 2002160125 A JP2002160125 A JP 2002160125A JP 2004004335 A5 JP2004004335 A5 JP 2004004335A5
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- discharge
- expressed
- charging device
- assisting member
- 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
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Claims (5)
前記電極の複数の突起の先端の相互間距離を単位ｍｍで表したときの値をＰ、前記電極の突起の先端と前記放電補助部材との離間距離を単位ｍｍで表した値をＤとすると、
Ｐ≧Ｄの関係を有することを特徴とする帯電装置。An electrode having a plurality of protrusions, and a discharge assisting member having a potential difference with the electrode to assist discharge of the electrode,
A value when the distance between the tips of the plurality of protrusions of the electrode is expressed in mm, and a value where the distance between the tips of the electrode protrusion and the discharge auxiliary member is expressed in mm is D. ,
A charging device having a relationship of P ≧ D.
前記電極の複数の突起の先端の相互間距離を単位ｍｍで表したときの値をＰ、前記電極の突起の先端と前記放電補助部材との離間距離を単位ｍｍで表した値をＤ、前記電極と前記放電補助部材との間の電位差を単位ｋＶで表したときの値をＶ、とすると、
Ｐ≧Ｄ≧Ｖ の関係を有することを特徴とする帯電装置。An electrode having a plurality of protrusions, and a discharge assisting member having a potential difference with the electrode to assist discharge of the electrode,
The value when the distance between the tips of the plurality of protrusions of the electrode is expressed in mm, P, the value of the distance between the tips of the electrode protrusion and the discharge assisting member is expressed as D, When the potential difference between the electrode and the discharge assisting member is expressed in units of kV, V,
A charging device having a relationship of P ≧ D ≧ V.
前記帯電装置が、前記転写手段と前記定着手段の間に配置されていることを特徴とする請求項４に記載の画像形成装置。In an image forming apparatus that includes a transfer unit that transfers a toner image to a transfer material, and a fixing unit that fixes the toner image to the transfer material, and the transfer material enters the fixing unit via the transfer unit.
The image forming apparatus according to claim 4, wherein the charging device is disposed between the transfer unit and the fixing unit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002160125A JP3890262B2 (en) | 2002-05-31 | 2002-05-31 | Image forming apparatus |
| US10/448,397 US6952548B2 (en) | 2002-05-31 | 2003-05-30 | Charging apparatus with auxiliary member and image forming apparatus having the charging apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002160125A JP3890262B2 (en) | 2002-05-31 | 2002-05-31 | Image forming apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004004335A JP2004004335A (en) | 2004-01-08 |
| JP2004004335A5 true JP2004004335A5 (en) | 2005-09-29 |
| JP3890262B2 JP3890262B2 (en) | 2007-03-07 |
Family
ID=30429652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002160125A Expired - Fee Related JP3890262B2 (en) | 2002-05-31 | 2002-05-31 | Image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3890262B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5038093B2 (en) * | 2007-10-24 | 2012-10-03 | キヤノン株式会社 | Image forming apparatus or static eliminator for image forming apparatus |
| JP6575425B2 (en) * | 2016-04-18 | 2019-09-18 | 京セラドキュメントソリューションズ株式会社 | Fixing apparatus and image forming apparatus |
| JP6604281B2 (en) * | 2016-07-13 | 2019-11-13 | 京セラドキュメントソリューションズ株式会社 | Fixing apparatus and image forming apparatus |
| JP6776967B2 (en) * | 2017-03-23 | 2020-10-28 | 京セラドキュメントソリューションズ株式会社 | Fixing device and image forming device |
-
2002
- 2002-05-31 JP JP2002160125A patent/JP3890262B2/en not_active Expired - Fee Related
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