JPH0190052U - - Google Patents
Info
- Publication number
- JPH0190052U JPH0190052U JP18612287U JP18612287U JPH0190052U JP H0190052 U JPH0190052 U JP H0190052U JP 18612287 U JP18612287 U JP 18612287U JP 18612287 U JP18612287 U JP 18612287U JP H0190052 U JPH0190052 U JP H0190052U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- container
- detection switch
- pressure
- certain amount
- 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
- 238000001514 detection method Methods 0.000 claims description 6
Landscapes
- Dry Development In Electrophotography (AREA)
Description
図面は本考案の一実施例を示すものであり、第
１図は断面図、第２Ａ図、第２Ｂ図はトナー検出
スイツチの動作を示す要部の拡大断面図である。
１……トナー容器、１ａ……トナー送出口、２
……トナー、３……トナー検出スイツチ、４……
絶縁性シート。
The drawings show one embodiment of the present invention, and FIG. 1 is a sectional view, and FIGS. 2A and 2B are enlarged sectional views of essential parts showing the operation of the toner detection switch. 1... Toner container, 1a... Toner outlet, 2
...Toner, 3...Toner detection switch, 4...
Insulating sheet.
Claims (1)
ナー検出スイツチと、 このトナー検出スイツチを被覆する絶縁性シー
トとを含み、 上記トナー検出スイツチは、上記トナー容器内
に一定量以上のトナーが存在するとき当該トナー
の圧力によつて閉成し、トナー残量が一定量以下
になつたとき、当該トナーの圧力に抗して開成し
得るように構成してある ことを特徴とするトナー残量検出装置。[Claims for Utility Model Registration] The toner detection switch includes a toner container, a toner detection switch provided near the toner outlet of the toner container, and an insulating sheet covering the toner detection switch; When a certain amount or more of toner is present in the container, the container is closed by the pressure of the toner, and when the remaining amount of toner falls below a certain amount, the container can be opened against the pressure of the toner. A toner remaining amount detection device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18612287U JPH0190052U (en) | 1987-12-07 | 1987-12-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18612287U JPH0190052U (en) | 1987-12-07 | 1987-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0190052U true JPH0190052U (en) | 1989-06-14 |
Family
ID=31477369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18612287U Pending JPH0190052U (en) | 1987-12-07 | 1987-12-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0190052U (en) |
-
1987
- 1987-12-07 JP JP18612287U patent/JPH0190052U/ja active Pending