JPH03119771U - - Google Patents
Info
- Publication number
- JPH03119771U JPH03119771U JP2846990U JP2846990U JPH03119771U JP H03119771 U JPH03119771 U JP H03119771U JP 2846990 U JP2846990 U JP 2846990U JP 2846990 U JP2846990 U JP 2846990U JP H03119771 U JPH03119771 U JP H03119771U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- carrier
- nozzle
- charge amount
- support
- 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
- 238000007664 blowing Methods 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 3
Landscapes
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Description
第１図ないし第３図は本考案の実施例を示し、
第１図は斜視図、第２図は水平断面図、第３図は
要部断面図である。第４図は本考案の測定結果を
示すグラフであり、第５図は従来の測定結果を示
すグラフである。
１……支持体、２……キヤリア、６……フイー
ダ、７……トナー、８……ノズル、９……トナー
導入手段、１０……トナー帯電量分布測定部、１
１……スクレーパ、Ｘ……トナー吹飛ばし部、Ｙ
……トナー付きキヤリア供給部。
1 to 3 show embodiments of the present invention,
FIG. 1 is a perspective view, FIG. 2 is a horizontal sectional view, and FIG. 3 is a sectional view of essential parts. FIG. 4 is a graph showing the measurement results of the present invention, and FIG. 5 is a graph showing the conventional measurement results. DESCRIPTION OF SYMBOLS 1...Support, 2...Carrier, 6...Feeder, 7...Toner, 8...Nozzle, 9...Toner introduction means, 10...Toner charge amount distribution measurement unit, 1
1...Scraper, X...Toner blowing part, Y
...Carrier supply section with toner.
Claims (1)
持体１を回転自在に設け、前記支持体１にトナー
付きキヤリア２を連続供給するフイーダ６を設け
、前記支持体１に吸着されたキヤリア２にトナー
吹飛ばし用ガスを噴出するノズル８を設け、その
ノズル８からのガスで吹飛ばされたトナー７を導
入してトナー帯電量分布測定部１０に供給するト
ナー導入手段９を設け、前記ノズル８によるトナ
ー吹飛ばし部Ｘから前記フイーダ６によるトナー
付きキヤリア供給部Ｙに前記支持体１の回転で送
られるキヤリア２を掻取るスクレーパ１１を設け
たトナー帯電量測定装置であつて、 前記トナー吹飛ばし部Ｘから前記トナー帯電量
分布測定部１０へのトナー供給経路に、前記ノズ
ル８により前記支持体１から吹飛ばされたキヤリ
ア２を受止めるための多孔体１３を設けてあるト
ナー帯電量測定装置。[Claims for Utility Model Registration] A support body 1 that magnetically attracts a carrier 2 with toner is rotatably provided, a feeder 6 for continuously supplying the carrier 2 with toner is provided on the support body 1, and the carrier 2 with toner is attracted to the support body 1. The carrier 2 is provided with a nozzle 8 for ejecting gas for blowing off the toner, and a toner introducing means 9 is provided which introduces the toner 7 blown off by the gas from the nozzle 8 and supplies it to the toner charge amount distribution measuring section 10. and a scraper 11 for scraping the carrier 2 sent by the rotation of the support 1 from the toner blowing part X by the nozzle 8 to the carrier supply part Y with toner by the feeder 6. A porous body 13 is provided in the toner supply path from the toner blowing section X to the toner charge amount distribution measuring section 10 for receiving the carrier 2 blown off from the support 1 by the nozzle 8. Toner charge amount measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2846990U JPH0725719Y2 (en) | 1990-03-20 | 1990-03-20 | Toner charge amount measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2846990U JPH0725719Y2 (en) | 1990-03-20 | 1990-03-20 | Toner charge amount measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03119771U true JPH03119771U (en) | 1991-12-10 |
| JPH0725719Y2 JPH0725719Y2 (en) | 1995-06-07 |
Family
ID=31531269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2846990U Expired - Lifetime JPH0725719Y2 (en) | 1990-03-20 | 1990-03-20 | Toner charge amount measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0725719Y2 (en) |
-
1990
- 1990-03-20 JP JP2846990U patent/JPH0725719Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0725719Y2 (en) | 1995-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |