DE3679095D1 - AUTOMATIC ADJUSTMENT OF ELECTROPHOTOGRAPHIC COPYERS. - Google Patents

AUTOMATIC ADJUSTMENT OF ELECTROPHOTOGRAPHIC COPYERS.

Info

Publication number
DE3679095D1
DE3679095D1 DE8686301991T DE3679095T DE3679095D1 DE 3679095 D1 DE3679095 D1 DE 3679095D1 DE 8686301991 T DE8686301991 T DE 8686301991T DE 3679095 T DE3679095 T DE 3679095T DE 3679095 D1 DE3679095 D1 DE 3679095D1
Authority
DE
Germany
Prior art keywords
copyers
electrophotographic
automatic adjustment
adjustment
automatic
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.)
Expired - Fee Related
Application number
DE8686301991T
Other languages
German (de)
Inventor
James Patrick Russell
Ralph Gordon Faull
Wayne Alan Buchar
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.)
Xerox Corp
Original Assignee
Xerox Corp
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
Priority claimed from US06/713,530 external-priority patent/US4618248A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE3679095D1 publication Critical patent/DE3679095D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
DE8686301991T 1985-03-18 1986-03-18 AUTOMATIC ADJUSTMENT OF ELECTROPHOTOGRAPHIC COPYERS. Expired - Fee Related DE3679095D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71337185A 1985-03-18 1985-03-18
US06/713,530 US4618248A (en) 1985-03-18 1985-03-18 Test patch generation utilizing system scan optics

Publications (1)

Publication Number Publication Date
DE3679095D1 true DE3679095D1 (en) 1991-06-13

Family

ID=27108989

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686301991T Expired - Fee Related DE3679095D1 (en) 1985-03-18 1986-03-18 AUTOMATIC ADJUSTMENT OF ELECTROPHOTOGRAPHIC COPYERS.

Country Status (3)

Country Link
EP (1) EP0195655B1 (en)
JP (1) JPS61213865A (en)
DE (1) DE3679095D1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2546261B2 (en) * 1987-03-13 1996-10-23 ミノルタ株式会社 Copier
JP2862545B2 (en) * 1988-10-31 1999-03-03 株式会社東芝 Image forming device
JPH02296266A (en) * 1989-05-10 1990-12-06 Canon Inc Image forming device
US5138378A (en) * 1991-09-05 1992-08-11 Xerox Corporation Electrostatic target recalculation in a xerographic imaging apparatus
US5227270A (en) * 1991-09-05 1993-07-13 Xerox Corporation Esv readings of toner test patches for adjusting ird readings of developed test patches
US5351107A (en) * 1992-09-24 1994-09-27 Kabushiki Kaisha Toshiba Image forming apparatus and method having image density correcting function
JPH06102735A (en) * 1992-09-24 1994-04-15 Toshiba Corp Image forming device
EP0833211B1 (en) * 1992-11-27 2001-01-31 Sharp Kabushiki Kaisha Image forming apparatus
US5699091A (en) * 1994-12-22 1997-12-16 Hewlett-Packard Company Replaceable part with integral memory for usage, calibration and other data
US5491540A (en) * 1994-12-22 1996-02-13 Hewlett-Packard Company Replacement part with integral memory for usage and calibration data
US6201936B1 (en) * 1999-12-03 2001-03-13 Xerox Corporation Method and apparatus for adaptive black solid area estimation in a xerographic apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040024B2 (en) * 1976-09-17 1985-09-09 キヤノン株式会社 Electrostatic latent image stabilization method
DE2807317C3 (en) * 1977-02-23 1982-02-11 Ricoh Co., Ltd., Tokyo Procedure for maintaining optimal conditions in electrophotography
JPS5589859A (en) * 1978-12-28 1980-07-07 Canon Inc Method and apparatus for forming stable image
US4348099A (en) * 1980-04-07 1982-09-07 Xerox Corporation Closed loop control of reproduction machine
JPS56161554A (en) * 1980-05-19 1981-12-11 Fuji Xerox Co Ltd Control device for electronic copying machine
JPS5749955A (en) * 1980-09-11 1982-03-24 Canon Inc Electrophotographic device
JPS57204061A (en) * 1981-06-11 1982-12-14 Canon Inc Picture recording controller
JPS58139158A (en) * 1982-02-12 1983-08-18 Ricoh Co Ltd Record density control method
JPS5987465A (en) * 1982-11-11 1984-05-21 Ricoh Co Ltd Method for controlling recording density

Also Published As

Publication number Publication date
EP0195655A2 (en) 1986-09-24
EP0195655B1 (en) 1991-05-08
EP0195655A3 (en) 1987-04-01
JPS61213865A (en) 1986-09-22

Similar Documents

Publication Publication Date Title
DE3685004D1 (en) INTRAOCULAR LENS.
DE3585777D1 (en) HEAT-FIXABLE ELECTROPHOTOGRAPHIC TONER.
DE3752202T2 (en) Electrophotographic developer
FI860087A0 (en) THERMOSTATIC BLANDNINGSKRAN.
DE3685941D1 (en) AUTOMATIC DEVELOPER.
KR880701401A (en) Electrophotographic photoreceptor
FI834498A (en) ADJUSTMENT OF DIFFUSIONSSVETSNING.
DE3684761D1 (en) MULTIFOCAL LENS.
DE3674812D1 (en) PHOTOGRAPHIC SETTING.
DE3669791D1 (en) COPIER.
DE3772081D1 (en) ELECTROPHOTOGRAPHIC COPIER.
FI863517A (en) Stabilizing of.
DE3679095D1 (en) AUTOMATIC ADJUSTMENT OF ELECTROPHOTOGRAPHIC COPYERS.
DE3577013D1 (en) ELECTROPHOTOGRAPHIC DEVICE.
DE3687827T2 (en) COPIER.
DE3668961D1 (en) AUTOMATIC ADJUSTMENT.
FI853938A0 (en) ANORDINATION OF PROFILMAETNING AV RAELSHJUL.
FI862023A0 (en) CONTROL OF MALMASKIN.
DE3763914D1 (en) PHOTOGRAPHIC COPIER.
DE3674296D1 (en) ELECTROSTATOGRAPHIC SUSPENSION DEVELOPER.
DE3780479D1 (en) COPIER.
DE3687253D1 (en) IMAGE OF REFLECTION CHARACTERISTICS OF COMPLEX TRANSMISSIONS.
FI863883A0 (en) ANORDINATION FOR FLOWKING OF FLASKHALS.
DE3669368D1 (en) AUTOMATIC GAME ADJUSTMENT.
DE3576135D1 (en) COPYING PROCEDURE.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee