JPS5990959U - electrophotographic recording device - Google Patents

electrophotographic recording device

Info

Publication number
JPS5990959U
JPS5990959U JP18612582U JP18612582U JPS5990959U JP S5990959 U JPS5990959 U JP S5990959U JP 18612582 U JP18612582 U JP 18612582U JP 18612582 U JP18612582 U JP 18612582U JP S5990959 U JPS5990959 U JP S5990959U
Authority
JP
Japan
Prior art keywords
toner
electrophotographic recording
recording device
developing means
ultrasonic waves
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
JP18612582U
Other languages
Japanese (ja)
Inventor
蘭　宗樹
秀一 村山
白幡　春雄
今元　雅巳
Original Assignee
横河電機株式会社
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 by 横河電機株式会社 filed Critical 横河電機株式会社
Priority to JP18612582U priority Critical patent/JPS5990959U/en
Publication of JPS5990959U publication Critical patent/JPS5990959U/en
Pending legal-status Critical Current

Links

Landscapes

  • Dry Development In Electrophotography (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案に係る電子写真記録装置の一実施例を示
す要部構成図、第２図は第１図の一部を説明するための
一部破断構成図、第３図は第１の、　実施例の回路構成
を示すブロック図、第４図は第２の実施例を示す説明図
、第５図は第３の実施例を示す説明図である。 ２・・・感光体、４・・・現像処理手段、２０・・・ト
ナー・ホッパー、２３・・・トナー、２１．　２２．　
３１゜３２．３４・・・超音波素子。 茅　２　閏 ｌ−″ しＵ ／−′ −第　５　図 ″　ｌ　　　、１〜７ンFIG. 1 is a configuration diagram of main parts showing an embodiment of an electrophotographic recording device according to the present invention, FIG. 2 is a partially cutaway configuration diagram for explaining a part of FIG. 1, and FIG. FIG. 4 is an explanatory diagram showing the second embodiment, and FIG. 5 is an explanatory diagram showing the third embodiment. 2... Photoreceptor, 4... Development processing means, 20... Toner hopper, 23... Toner, 21. 22.
31°32.34... Ultrasonic element. 2, 1-7, 1 to 7

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 感光体上に形成した静電潜像にトナーを付着させる現像
処理手段を含んで構成される電子写真記録装置において
、前記現像処理手段にトナーを供給するトナー・ホッパ
ーに超音波素子を取り付け、トナーによる超音波の減衰
を利用して前記トナー・ホッパー内のトナーのレベルを
検出することを特徴とした電子写真記録装置。　　　′In an electrophotographic recording device that includes a developing means for attaching toner to an electrostatic latent image formed on a photoreceptor, an ultrasonic element is attached to a toner hopper that supplies toner to the developing means, An electrophotographic recording apparatus characterized in that the level of toner in the toner hopper is detected using attenuation of ultrasonic waves caused by ultrasonic waves. ′
JP18612582U 1982-12-09 1982-12-09 electrophotographic recording device Pending JPS5990959U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18612582U JPS5990959U (en) 1982-12-09 1982-12-09 electrophotographic recording device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18612582U JPS5990959U (en) 1982-12-09 1982-12-09 electrophotographic recording device

Publications (1)

Publication Number Publication Date
JPS5990959U true JPS5990959U (en) 1984-06-20

Family

ID=30402106

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18612582U Pending JPS5990959U (en) 1982-12-09 1982-12-09 electrophotographic recording device

Country Status (1)

Country Link
JP (1) JPS5990959U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006154303A (en) * 2004-11-29 2006-06-15 Katsuragawa Electric Co Ltd Developing unit
JP2010145798A (en) * 2008-12-19 2010-07-01 Canon Inc Image forming apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136844A (en) * 1977-05-04 1978-11-29 Ricoh Co Ltd Toner residual quantity detector
JPS5517138A (en) * 1978-07-24 1980-02-06 Konishiroku Photo Ind Co Ltd Remaining quantity detector of toner for electrophotographic copier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136844A (en) * 1977-05-04 1978-11-29 Ricoh Co Ltd Toner residual quantity detector
JPS5517138A (en) * 1978-07-24 1980-02-06 Konishiroku Photo Ind Co Ltd Remaining quantity detector of toner for electrophotographic copier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006154303A (en) * 2004-11-29 2006-06-15 Katsuragawa Electric Co Ltd Developing unit
JP2010145798A (en) * 2008-12-19 2010-07-01 Canon Inc Image forming apparatus

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