JPH027671U - - Google Patents
Info
- Publication number
- JPH027671U JPH027671U JP8689088U JP8689088U JPH027671U JP H027671 U JPH027671 U JP H027671U JP 8689088 U JP8689088 U JP 8689088U JP 8689088 U JP8689088 U JP 8689088U JP H027671 U JPH027671 U JP H027671U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- toner cartridge
- state
- cartridge
- replenishing roller
- 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
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は現像器ケースの一部を破断した状態切
り換え手段の斜視図、第２図は画像形成装置の一
例の静電写真複写機における作像部の概略縦断側
面図、第３図はトナーカートリツジ装填部の要部
の断面図、第４図乃至第６図は状態切り換えの説
明図である。第７図以降は状態切り換え手段の別
実施例を示し、第７図は状態切り換え手段の斜視
図、第８図は要部の分解斜視図、第９図はトナー
カートリツジ装填部の要部の断面図、第１０図乃
至第１２図は状態切り換えの説明図である。
８…現像器ケース、１６…トナーカートリツジ
、１７…トナーカートリツジ装填部、１８…トナ
ー補給用ローラ、１９…状態切り換え手段、ａ…
トナー流下口、Ｘ…トナー補給状態、Ｙ…トナー
カートリツジ挿脱可能状態。
FIG. 1 is a perspective view of the state switching means with a part of the developing device case cut away, FIG. 2 is a schematic vertical sectional side view of an image forming section in an electrostatic photocopier as an example of an image forming apparatus, and FIG. 3 is a toner The sectional views of the main parts of the cartridge loading section, and FIGS. 4 to 6 are explanatory diagrams of state switching. FIG. 7 and subsequent figures show other embodiments of the state switching means. FIG. 7 is a perspective view of the state switching means, FIG. 8 is an exploded perspective view of the main parts, and FIG. 9 is a main part of the toner cartridge loading section. The sectional views and FIGS. 10 to 12 are explanatory diagrams of state switching. 8...Developer case, 16...Toner cartridge, 17...Toner cartridge loading section, 18...Toner replenishment roller, 19...State switching means, a...
Toner flow port, X...Toner supply status, Y...Toner cartridge insertion/removal status.
Claims (1)
ナー補給用のローラを設け、該トナー補給用ロー
ラを、その一部を前記トナーカートリツジのトナ
ー流下口に突入し係止させて前記トナーカートリ
ツジの抜き出しを規制するトナー補給状態と、ト
ナー流下口から離脱させてトナーカートリツジの
挿脱を可能にする挿脱可能状態とに切り換え自在
に構成すると共に、前記トナーカートリツジ装填
部に対するトナーカートリツジの装填動作に伴つ
て前記トナー補給用ローラを前記トナー補給状態
に且つトナーカートリツジの交換情報に基づいて
前記トナー補給用ローラを前記トナーカートリツ
ジ挿脱可能状態に切り換える状態切り換え手段を
設けてあることを特徴とする画像形成装置のトナ
ー補給装置。 A toner replenishing roller is provided in a toner cartridge loading portion of the developing device case, and a portion of the toner replenishing roller enters and locks into the toner outlet of the toner cartridge, and the toner cartridge is removed. The toner cartridge is configured to be freely switchable between a toner replenishment state in which the toner cartridge is regulated, and an insertion/removal state in which the toner cartridge is removed from the toner flow port and the toner cartridge can be inserted and removed. A state switching means is provided for switching the toner replenishing roller to the toner replenishing state in accordance with the operation and switching the toner replenishing roller to a state in which the toner cartridge can be inserted and removed based on toner cartridge replacement information. Features of a toner replenishing device for an image forming apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8689088U JPH027671U (en) | 1988-06-30 | 1988-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8689088U JPH027671U (en) | 1988-06-30 | 1988-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH027671U true JPH027671U (en) | 1990-01-18 |
Family
ID=31311530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8689088U Pending JPH027671U (en) | 1988-06-30 | 1988-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH027671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51133686U (en) * | 1975-04-18 | 1976-10-28 |
-
1988
- 1988-06-30 JP JP8689088U patent/JPH027671U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51133686U (en) * | 1975-04-18 | 1976-10-28 |
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