JPS62104249U - - Google Patents
Info
- Publication number
- JPS62104249U JPS62104249U JP19474685U JP19474685U JPS62104249U JP S62104249 U JPS62104249 U JP S62104249U JP 19474685 U JP19474685 U JP 19474685U JP 19474685 U JP19474685 U JP 19474685U JP S62104249 U JPS62104249 U JP S62104249U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- image forming
- forming apparatus
- main body
- sealing
- 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
Links
- 238000007789 sealing Methods 0.000 claims 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図ａ〜ｃはユニツト装着する際のセンサの
挿入状態を説明する構成図、第２図は本実施例の
画像形成装置の斜視図、第３図は本実施例の画像
形成の断面図、第４図は本実施例の画像形成内に
設けられたユニツトの断面図である。
１……画像形成装置、２……上部機体、３……
下部機体、４……ユニツト、５……感光体ドラム
、１１……現像器、１１ａ……トナー容器、１１
ｂ……現像剤容器、１１ｃ……トナー、１１ｄ…
…現像剤、１１ｇ……穴、１１ｈ……フイルム、
１１ｉ……蓋、１１ｊ……補給ローラ。
1A to 1C are configuration diagrams illustrating the insertion state of the sensor when the unit is installed, FIG. 2 is a perspective view of the image forming apparatus of this embodiment, and FIG. 3 is a sectional view of the image forming apparatus of this embodiment. , FIG. 4 is a sectional view of a unit provided in the image forming apparatus of this embodiment. 1... Image forming device, 2... Upper body, 3...
Lower body, 4...Unit, 5...Photosensitive drum, 11...Developer, 11a...Toner container, 11
b...Developer container, 11c...Toner, 11d...
...Developer, 11g...hole, 11h...film,
11i...lid, 11j...supply roller.
Claims (1)
成装置本体に対して着脱可能に設けた画像形成装
置において、 前記現像器の現像剤収容部の壁面に設けられた
穴と該穴を可撓性薄状体よりなるシール部材でシ
ールするシール手段とによりなる前記現像剤の被
検出部を有し、 前記装置本体は前記ユニツトの装着時に前記穴
と嵌合し前記シール手段を介して現像剤を検知す
る検知部材を有していることを特徴とする画像形
成装置。 (2) 前記被検出部は前記ユニツトの前記装置本
体への非装着時に前記穴を覆う移動可能なカバー
部材を有することを特徴とする実用新案登録請求
の範囲第１項記載の画像形成装置。[Claims for Utility Model Registration] (1) In an image forming apparatus in which a unit including at least a developing device is removably attached to an image forming apparatus main body, a hole provided in a wall surface of a developer storage section of the developing device; and a sealing means for sealing the hole with a sealing member made of a flexible thin body, and the device main body fits into the hole when the unit is installed, and seals the hole with a sealing member made of a flexible thin body. An image forming apparatus comprising a detection member that detects developer through means. (2) The image forming apparatus according to claim 1, wherein the detected portion has a movable cover member that covers the hole when the unit is not attached to the apparatus main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19474685U JPH0412523Y2 (en) | 1985-12-18 | 1985-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19474685U JPH0412523Y2 (en) | 1985-12-18 | 1985-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62104249U true JPS62104249U (en) | 1987-07-03 |
| JPH0412523Y2 JPH0412523Y2 (en) | 1992-03-26 |
Family
ID=31152001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19474685U Expired JPH0412523Y2 (en) | 1985-12-18 | 1985-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0412523Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62187370A (en) * | 1986-02-13 | 1987-08-15 | Katsuragawa Denki Kk | Electrophotographic device |
| US9523940B2 (en) | 2014-12-15 | 2016-12-20 | Ricoh Company, Ltd. | Powder detector, developing device, process cartridge, image forming apparatus, and powder detecting method |
| JP2019090865A (en) * | 2017-11-10 | 2019-06-13 | キヤノン株式会社 | Image forming apparatus |
-
1985
- 1985-12-18 JP JP19474685U patent/JPH0412523Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62187370A (en) * | 1986-02-13 | 1987-08-15 | Katsuragawa Denki Kk | Electrophotographic device |
| US9523940B2 (en) | 2014-12-15 | 2016-12-20 | Ricoh Company, Ltd. | Powder detector, developing device, process cartridge, image forming apparatus, and powder detecting method |
| JP2019090865A (en) * | 2017-11-10 | 2019-06-13 | キヤノン株式会社 | Image forming apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0412523Y2 (en) | 1992-03-26 |
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