JPH0264969U - - Google Patents
Info
- Publication number
- JPH0264969U JPH0264969U JP14377988U JP14377988U JPH0264969U JP H0264969 U JPH0264969 U JP H0264969U JP 14377988 U JP14377988 U JP 14377988U JP 14377988 U JP14377988 U JP 14377988U JP H0264969 U JPH0264969 U JP H0264969U
- Authority
- JP
- Japan
- Prior art keywords
- detection
- rotation center
- magnetic pole
- roll
- pole position
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000000696 magnetic material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図は本考案の実施例を示す要部正面図、第
２図は第１図におけるＡ方向矢視図、第３図は第
２図におけるＢ―Ｂ線断面図、第４図は本考案の
対象である現像装置の例を示す要部断面図、第５
図は第４図における永久磁石ロールの調整構造の
一例を示す説明図である。
２：現像ロール、３：感光体、２１：ベース部
、２３：検出部、２８：磁性体、２９：指針。
Fig. 1 is a front view of main parts showing an embodiment of the present invention, Fig. 2 is a view taken in the direction of arrow A in Fig. 1, Fig. 3 is a sectional view taken along the line B--B in Fig. Main part sectional view showing an example of the developing device that is the object of the invention, No. 5
The figure is an explanatory diagram showing an example of the adjustment structure of the permanent magnet roll in FIG. 4. 2: Developing roll, 3: Photoreceptor, 21: Base portion, 23: Detection portion, 28: Magnetic material, 29: Pointer.
Claims (1)
着脱自在に装着されるベース部と、このベース部
に装着される検出部とからなり、この検出部内に
前記現像ロールの回転中心と像担持体の回転中心
とを結ぶ直線上に軸心を有し、かつ現像ロール側
に磁性体を対向させてなる指針を回動自在に設け
たことを特徴とする磁極位置検出治具。 (2) 検出部とベース部とを着脱自在に構成した
請求項(1)記載の磁極位置検出治具。[Claims for Utility Model Registration] (1) Consisting of a base section that is detachably attached to a predetermined position of a developing device having a developing roll, and a detection section that is attached to this base section. A magnetic pole position characterized by having an axis on a straight line connecting the rotation center of the roll and the rotation center of the image carrier, and having a rotatable pointer made of a magnetic material facing the developing roll side. Detection jig. (2) The magnetic pole position detection jig according to claim (1), wherein the detection part and the base part are configured to be detachable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988143779U JPH0722683Y2 (en) | 1988-11-02 | 1988-11-02 | Magnetic pole position detection jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988143779U JPH0722683Y2 (en) | 1988-11-02 | 1988-11-02 | Magnetic pole position detection jig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0264969U true JPH0264969U (en) | 1990-05-16 |
| JPH0722683Y2 JPH0722683Y2 (en) | 1995-05-24 |
Family
ID=31410907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988143779U Expired - Lifetime JPH0722683Y2 (en) | 1988-11-02 | 1988-11-02 | Magnetic pole position detection jig |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0722683Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011070149A (en) * | 2009-08-25 | 2011-04-07 | Ricoh Co Ltd | Method and tool for adjusting magnetic pole position of developer carrier |
| CN103149820A (en) * | 2013-03-15 | 2013-06-12 | 柯尼卡美能达商用科技(无锡)有限公司 | Magnetic angle adjusting device of developer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63115184A (en) * | 1986-10-31 | 1988-05-19 | Sharp Corp | Calibration master for magnet roller position detector |
| JPH021762U (en) * | 1988-06-15 | 1990-01-08 |
-
1988
- 1988-11-02 JP JP1988143779U patent/JPH0722683Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63115184A (en) * | 1986-10-31 | 1988-05-19 | Sharp Corp | Calibration master for magnet roller position detector |
| JPH021762U (en) * | 1988-06-15 | 1990-01-08 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011070149A (en) * | 2009-08-25 | 2011-04-07 | Ricoh Co Ltd | Method and tool for adjusting magnetic pole position of developer carrier |
| CN103149820A (en) * | 2013-03-15 | 2013-06-12 | 柯尼卡美能达商用科技(无锡)有限公司 | Magnetic angle adjusting device of developer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0722683Y2 (en) | 1995-05-24 |