JPS5951360U - Toner remaining amount detection device - Google Patents
Toner remaining amount detection deviceInfo
- Publication number
- JPS5951360U JPS5951360U JP14604182U JP14604182U JPS5951360U JP S5951360 U JPS5951360 U JP S5951360U JP 14604182 U JP14604182 U JP 14604182U JP 14604182 U JP14604182 U JP 14604182U JP S5951360 U JPS5951360 U JP S5951360U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- remaining amount
- detection device
- amount detection
- toner remaining
- 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.)
- Pending
Links
Landscapes
- Dry Development In Electrophotography (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案のトナー残量検出装置の一実施例を示す
構成図、第２図は金属板内でトナーのしめる深さｈと金
属板間の静電容量Ｃとの関係を示す線図、第３図は本考
案の他の実施例を示す構成図である。
１．６・・・金属板、２．５・・・トナー容器、３・・
・トナー、４・・・静電容量検出装置。Fig. 1 is a block diagram showing an embodiment of the remaining toner amount detecting device of the present invention, and Fig. 2 is a line showing the relationship between the depth h of toner within the metal plate and the capacitance C between the metal plates. 3 are block diagrams showing other embodiments of the present invention. 1.6... Metal plate, 2.5... Toner container, 3...
- Toner, 4... Capacitance detection device.
Claims (1)
ナー容器または該トナー容器内に設けたトナーの深さに
より静電容量が変化する一対の表面を前記トナーの主成
分樹脂でコーティングした金属板と、前記トナーの残量
に応じて変化する前記一対の金属板間の静電容量を測定
する静電容量検出装置とよりなることを特徴とするトナ
ー残量検出装置。In an apparatus for detecting the remaining amount of toner in an electrophotographic device, a toner container or a pair of surfaces whose capacitance changes depending on the depth of the toner provided in the toner container are coated with a resin, the main component of the toner, and a metal plate. A toner remaining amount detecting device comprising: a capacitance detecting device that measures a capacitance between the pair of metal plates that changes depending on the remaining amount of toner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14604182U JPS5951360U (en) | 1982-09-25 | 1982-09-25 | Toner remaining amount detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14604182U JPS5951360U (en) | 1982-09-25 | 1982-09-25 | Toner remaining amount detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5951360U true JPS5951360U (en) | 1984-04-04 |
Family
ID=30325199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14604182U Pending JPS5951360U (en) | 1982-09-25 | 1982-09-25 | Toner remaining amount detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5951360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018010277A (en) * | 2016-07-04 | 2018-01-18 | キヤノン株式会社 | Image formation apparatus |
| US10444671B2 (en) | 2016-07-04 | 2019-10-15 | Canon Kabushiki Kaisha | Image forming apparatus having a developer detecting unit |
-
1982
- 1982-09-25 JP JP14604182U patent/JPS5951360U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018010277A (en) * | 2016-07-04 | 2018-01-18 | キヤノン株式会社 | Image formation apparatus |
| US10444671B2 (en) | 2016-07-04 | 2019-10-15 | Canon Kabushiki Kaisha | Image forming apparatus having a developer detecting unit |
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