JPH0345563U

JPH0345563U -

Info

Publication number: JPH0345563U
Application number: JP10750689U
Authority: JP
Priority date: 1989-09-13
Filing date: 1989-09-13
Publication date: 1991-04-26

Description

[Brief explanation of drawings]

第１図ないし第１２図は本考案の第一実施例を
示し、第１図は本考案に係る複写装置の第一実施
例の作動を示すフローチヤート、第２図は本実施
例の複写装置の電装系を示すブロツク図、第３図
及び第４図はトナー残量表示部を示す平面図、第
５図は複写装置の全体構成を示す断面図、第６図
は第５図の複写装置のコピープロセスを示すブロ
ツク図、第７図は同露光部を示す断面図、第８図
は同レーザー書き込み部を示す概念図、第９図は
複写装置の現像ユニツトを示す拡大断面図、第１
０図はトナーカートリツジの正面図、第１１図は
同部分側面図、第１２図はトナーカートリツジの
装着状態を示す部分側面図であり、第１３図ない
し第１５図は本考案の第二実施例を示し第１３図
は本考案に係る複写装置の第二実施例の作動を示
すフローチヤート、第１４図は第１３図のフロー
チヤートに示す作動のサブルーチンを示すフロー
チヤート、そして第１５図はコピー可能枚数表示
部の正面図である。１……現像ユニツト、２……感光体ドラム、２
２……トナーカートリツジ、２３……トナー補給
ローラ、２４……トナー濃度センサ、３０……ト
ナー補給用ギヤ、３１……新旧検知用爪、３２…
…マイクロスイツチ、３５……爪折アーム、３７
……操作キー、４２……トナー残量表示部、４５
……コピー可能枚数表示部。 1 to 12 show a first embodiment of the present invention, FIG. 1 is a flow chart showing the operation of the first embodiment of the copying apparatus according to the present invention, and FIG. 2 is a copying apparatus according to the present embodiment. 3 and 4 are plan views showing the remaining toner amount display section, FIG. 5 is a sectional view showing the overall configuration of the copying machine, and FIG. 6 is the copying machine shown in FIG. 5. 7 is a cross-sectional view showing the exposure section, FIG. 8 is a conceptual diagram showing the laser writing section, FIG. 9 is an enlarged sectional view showing the developing unit of the copying machine, and FIG.
FIG. 0 is a front view of the toner cartridge, FIG. 11 is a partial side view of the same, FIG. 12 is a partial side view showing the toner cartridge in the installed state, and FIGS. 13 to 15 are the second views of the present invention. 13 is a flow chart showing the operation of a second embodiment of the copying apparatus according to the present invention, FIG. 14 is a flow chart showing a subroutine of the operation shown in the flow chart of FIG. 13, and FIG. 15 is a flow chart showing the operation of the second embodiment of the copying apparatus according to the present invention. FIG. 2 is a front view of a display unit for the number of available copies. 1...Developing unit, 2...Photosensitive drum, 2
2... Toner cartridge cartridge, 23... Toner replenishment roller, 24... Toner concentration sensor, 30... Toner replenishment gear, 31... Old/new detection claw, 32...
...Micro switch, 35...Claw folding arm, 37
...Operation key, 42...Toner remaining amount display section, 45
...Number of copies available display area.

Claims

[Scope of Claim for Utility Model Registration] (1) A sensor for detecting the replacement of a toner cartridge, a means for storing the remaining amount of toner, a means for displaying the remaining amount of toner, and a means for displaying the remaining amount of toner when the sensor detects replacement of the toner cartridge. A copying apparatus comprising means for setting an amount value to an initial value, and means for subtracting a remaining toner amount value according to a driving time of a toner replenishing roller. (2) A sensor for detecting the replacement of the toner cartridge, a means for storing the remaining amount of toner, a means for displaying the remaining amount of toner, a means for detecting the image area of the original, and a means for detecting the remaining amount of toner when the sensor detects the replacement of the toner cartridge. A copying apparatus comprising means for setting a value to an initial value and means for subtracting a remaining toner amount value according to an image area of a document to be copied. (3) The copying apparatus according to claim 1 or 2, further comprising a display means for displaying the number of copies that can be made, a paper selection means, and a means for predicting the number of copies that can be made.