CA2414013C - Systeme de commande du developpement electrographique - Google Patents

Systeme de commande du developpement electrographique Download PDF

Info

Publication number: CA2414013C
Authority: CA; Canada
Prior art keywords: toning; toner; dma; roller; voltage
Prior art date: 1994-02-03
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.): Expired - Fee Related

Application number

CA002414013A

Other languages

English (en)

Other versions

CA2414013A1 (fr

Inventor

Ishaiau Lior

Ehud Chatow

Amiran Lavon

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

HP Indigo BV

Original Assignee

Hewlett Packard Indigo BV

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.)

1994-02-03

Filing date

1994-02-03

Publication date

2005-12-06

1994-02-03 Application filed by Hewlett Packard Indigo BV filed Critical Hewlett Packard Indigo BV

1994-02-03 Priority claimed from CA002173448A external-priority patent/CA2173448C/fr

1995-04-20 Publication of CA2414013A1 publication Critical patent/CA2414013A1/fr

2005-12-06 Application granted granted Critical

2005-12-06 Publication of CA2414013C publication Critical patent/CA2414013C/fr

2014-02-03 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

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RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 1
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Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
- G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
- G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
- G03G15/101—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer for wetting the recording material
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
- G03G15/104—Preparing, mixing, transporting or dispensing developer
- G03G15/105—Detection or control means for the toner concentration
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00025—Machine control, e.g. regulating different parts of the machine
- G03G2215/00029—Image density detection
- G03G2215/00033—Image density detection on recording member
- G03G2215/00037—Toner image detection
- G03G2215/00042—Optical detection

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Microelectronics & Electronic Packaging (AREA)
Wet Developing In Electrophotography (AREA)
Control Or Security For Electrophotography (AREA)

CA002414013A 1994-02-03 1994-02-03 Systeme de commande du developpement electrographique Expired - Fee Related CA2414013C (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA002173448A CA2173448C (fr)	1993-10-08	1994-02-03	Systeme de commande du developpement electrographique

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002173448A Division CA2173448C (fr)	1993-10-08	1994-02-03	Systeme de commande du developpement electrographique

Publications (2)

Publication Number	Publication Date
CA2414013A1 CA2414013A1 (fr)	1995-04-20
CA2414013C true CA2414013C (fr)	2005-12-06

Family

ID=4157903

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002414013A Expired - Fee Related CA2414013C (fr)	1994-02-03	1994-02-03	Systeme de commande du developpement electrographique

Country Status (1)

Country	Link
CA (1)	CA2414013C (fr)

1994
- 1994-02-03 CA CA002414013A patent/CA2414013C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2414013A1 (fr)	1995-04-20

Legal Events

Date	Code	Title	Description
2003-01-20	EEER	Examination request
2009-02-03	MKLA	Lapsed
2023-10-24	MKLA	Lapsed	Effective date: 20090203

Publication	Publication Date	Title
EP0723678B1 (fr)	1998-09-09	Systeme de commande du developpement electrographique
EP0678202B1 (fr)	1998-04-08	Appareil de revelation d'images latentes
EP0764891B1 (fr)	2001-07-18	Cartouche de révélateur à toner liquide
US7024126B2 (en)	2006-04-04	Developing unit and density control method in electrophotography
JP4340556B2 (ja)	2009-10-07	液体現像方法
US7664437B2 (en)	2010-02-16	Developing unit and density control method in electrophotography
JPH0635303A (ja)	1994-02-10	グレイスケール単一成分非磁性現像システム
JPH08248767A (ja)	1996-09-27	画像形成装置の現像装置
JP3749372B2 (ja)	2006-02-22	一成分トナーの現像装置
US5923356A (en)	1999-07-13	Liquid developing material replenishment control system
US7561815B2 (en)	2009-07-14	Image forming apparatus that controls development conditions based on paper type
USRE37859E1 (en)	2002-09-24	Development control system
US6466760B2 (en)	2002-10-15	Development device and development method, and image-forming device
EP1117014B1 (fr)	2005-09-14	Appareil révélateur d'images latentes
CA2414013C (fr)	2005-12-06	Systeme de commande du developpement electrographique
US20030185595A1 (en)	2003-10-02	Developing unit and density control method in electrophotography
JP3822458B2 (ja)	2006-09-20	液体現像電子写真装置のトナー濃度検出方式
JP3532341B2 (ja)	2004-05-31	画像形成装置
JP2005055929A (ja)	2005-03-03	現像装置
HK1009607B (en)	2001-12-14	Liquid toner developer cartridge
HK1000169B (en)	1998-01-09	Latent image development apparatus