JPS6382253U - - Google Patents

Info

Publication number
JPS6382253U
JPS6382253U JP17708586U JP17708586U JPS6382253U JP S6382253 U JPS6382253 U JP S6382253U JP 17708586 U JP17708586 U JP 17708586U JP 17708586 U JP17708586 U JP 17708586U JP S6382253 U JPS6382253 U JP S6382253U
Authority
JP
Japan
Prior art keywords
process unit
displacement means
image forming
forming apparatus
frequency
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
Application number
JP17708586U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP17708586U priority Critical patent/JPS6382253U/ja
Publication of JPS6382253U publication Critical patent/JPS6382253U/ja
Pending legal-status Critical Current

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  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、本考案の一実施例として液晶プリン
タ内の寿命検知回路を示す回路図、第２図は、上
記液晶プリンタの概略構成を示す模式図、第３図
は、上記液晶プリンタの要部斜視図、第４図ａは
、上記実施例における減速機構の構成図、第４図
ｂは、上記実施例における寿命表示板の構成図、
第５図は、透過光量Ｒと電圧Ｅとの関係を示す特
性図、第６図は、上記実施例における動作を示す
フローチヤート図である。 ２……感光体ドラム、２ｂ……ドラムギヤ、９
ｂ……回収ギヤ、１０ｂ……搬送ギヤ、１１：寿
命表示板、１２……カウンタギヤ、１３……減速
機構、１６……ＣＰＵ、１７……ＲＯＭ、２１…
…フオトセンサ。 FIG. 1 is a circuit diagram showing a lifespan detection circuit in a liquid crystal printer as an embodiment of the present invention, FIG. 2 is a schematic diagram showing the general configuration of the liquid crystal printer, and FIG. 3 is a schematic diagram of the main components of the liquid crystal printer. FIG. 4a is a block diagram of the deceleration mechanism in the above embodiment, FIG. 4b is a block diagram of the lifespan display board in the above embodiment,
FIG. 5 is a characteristic diagram showing the relationship between the amount of transmitted light R and the voltage E, and FIG. 6 is a flowchart showing the operation in the above embodiment. 2...Photosensitive drum, 2b...Drum gear, 9
b...Recovery gear, 10b...Transportation gear, 11: Life display plate, 12...Counter gear, 13...Reduction mechanism, 16...CPU, 17...ROM, 21...
...Photo sensor.

Claims (1)

【実用新案登録請求の範囲】 寿命管理を必要とするプロセスユニツトが着脱
自在に設けられている画像形成装置において、 前記プロセスユニツトに設けられており前記プ
ロセスユニツトの使用頻度に応じて変位する変位
手段と、該変位手段に光を投射すると共に該変位
手段を介する光量を検出し電気信号に変換する光
検知手段と、該光検知手段の出力に基づき前記プ
ロセスユニツトの使用頻度を複数の段階に分けて
表示するデイジタル表示手段とを有することを特
徴とする画像形成装置。[Scope of Utility Model Registration Claims] An image forming apparatus in which a process unit that requires life management is detachably provided, comprising a displacement means that is provided in the process unit and is displaced in accordance with the frequency of use of the process unit. a light detection means for projecting light onto the displacement means and detecting the amount of light passing through the displacement means and converting it into an electrical signal; and dividing the frequency of use of the process unit into a plurality of stages based on the output of the light detection means. What is claimed is: 1. An image forming apparatus comprising: digital display means for displaying images.
JP17708586U 1986-11-18 1986-11-18 Pending JPS6382253U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17708586U JPS6382253U (en) 1986-11-18 1986-11-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17708586U JPS6382253U (en) 1986-11-18 1986-11-18

Publications (1)

Publication Number Publication Date
JPS6382253U true JPS6382253U (en) 1988-05-30

Family

ID=31117956

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17708586U Pending JPS6382253U (en) 1986-11-18 1986-11-18

Country Status (1)

Country Link
JP (1) JPS6382253U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03206469A (en) * 1989-04-20 1991-09-09 Xerox Corp Copy cartridge gurrantee and billing system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57163276A (en) * 1981-04-01 1982-10-07 Canon Inc Picture forming device
JPS5961851A (en) * 1982-09-30 1984-04-09 Canon Inc Display mechanism for life of process cartridge
JPS61100766A (en) * 1984-10-23 1986-05-19 Ricoh Co Ltd Electronic recorder

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57163276A (en) * 1981-04-01 1982-10-07 Canon Inc Picture forming device
JPS5961851A (en) * 1982-09-30 1984-04-09 Canon Inc Display mechanism for life of process cartridge
JPS61100766A (en) * 1984-10-23 1986-05-19 Ricoh Co Ltd Electronic recorder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03206469A (en) * 1989-04-20 1991-09-09 Xerox Corp Copy cartridge gurrantee and billing system

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