CA1051083A - Shutterless camera system - Google Patents

Shutterless camera system

Info

Publication number: CA1051083A
Authority: CA; Canada
Prior art keywords: signal; camera; radiation; toning; charge
Prior art date: 1973-09-14
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

Application number

CA191,008A

Other languages

English (en)

French (fr)

Inventor

Manfred R. Kuehnle

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.)

Coulter Systems Corp

Original Assignee

Coulter Systems 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.)

1973-09-14

Filing date

1974-01-25

Publication date

1979-03-20

1974-01-25 Application filed by Coulter Systems Corp filed Critical Coulter Systems Corp

1979-03-20 Application granted granted Critical

1979-03-20 Publication of CA1051083A publication Critical patent/CA1051083A/en

Status Expired legal-status Critical Current

Links

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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
- G03G15/5037—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 the characteristics being an electrical parameter, e.g. voltage
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/221—Machines other than electrographic copiers, e.g. electrophotographic cameras, electrostatic typewriters
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/24—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 whereby at least two steps are performed simultaneously
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/26—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/95—Computational photography systems, e.g. light-field imaging systems
- H04N23/958—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging
- H04N23/959—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging by adjusting depth of field during image capture, e.g. maximising or setting range based on scene characteristics
- 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
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure

Landscapes

General Physics & Mathematics (AREA)
Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Microelectronics & Electronic Packaging (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Theoretical Computer Science (AREA)
Computing Systems (AREA)
Control Or Security For Electrophotography (AREA)
Exposure Or Original Feeding In Electrophotography (AREA)
Dry Development In Electrophotography (AREA)
Combination Of More Than One Step In Electrophotography (AREA)
Electrophotography Using Other Than Carlson'S Method (AREA)
Shutters For Cameras (AREA)

CA191,008A 1973-09-14 1974-01-25 Shutterless camera system Expired CA1051083A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US397309A US3864035A (en)	1973-09-14	1973-09-14	Shutterless camera system

Publications (1)

Publication Number	Publication Date
CA1051083A true CA1051083A (en)	1979-03-20

Family

ID=23570688

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA191,008A Expired CA1051083A (en)	1973-09-14	1974-01-25	Shutterless camera system

Country Status (16)

Country	Link
US (1)	US3864035A (da)
JP (1)	JPS5646155B2 (da)
AT (1)	AT362989B (da)
BE (1)	BE810182A (da)
CA (1)	CA1051083A (da)
CH (1)	CH600398A5 (da)
DD (1)	DD111254A5 (da)
DE (1)	DE2403568A1 (da)
DK (1)	DK144224C (da)
FR (1)	FR2245989B1 (da)
GB (1)	GB1463161A (da)
IL (1)	IL44064A (da)
IT (1)	IT1008755B (da)
LU (1)	LU69244A1 (da)
NL (1)	NL7401020A (da)
SE (1)	SE407863B (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4011568A (en) *	1974-11-01	1977-03-08	Colorkrome, Inc.	Electrophotographic camera
US4093955A (en) *	1976-10-08	1978-06-06	Sie, Inc.	Well-logging camera using modulated laser light path for exposing in camera processable electrographic film
GB1603181A (en) *	1977-03-26	1981-11-18	Canon Kk	Copying or printing apparatus
US4155640A (en) *	1977-05-12	1979-05-22	Coulter Systems Corporation	High speed electrophotographic imaging system
AU5261179A (en) *	1978-11-30	1980-06-05	Harry Arthur Hele Spence-Bate	Electrostatic camera
US4249328A (en) *	1979-07-02	1981-02-10	Photon Chroma, Inc.	Electrophotographic slide and method of making same
US4542969A (en) *	1982-09-30	1985-09-24	Yoshiaki Omura	Portable daylight electrophotography apparatus
DE3406568A1 (de) *	1983-02-25	1984-08-30	Canon K.K., Tokio/Tokyo	Bilderzeugungsgeraet
JPS6032031A (ja) *	1983-08-03	1985-02-19	Canon Inc	撮影装置
US4674863A (en) *	1983-08-10	1987-06-23	Canon Kabushiki Kaisha	Image forming apparatus controlled by a plurality of image density detectors
DE3409701A1 (de) *	1984-03-16	1985-09-19	Hoechst Ag, 6230 Frankfurt	Verfahren und anordnung zum einhalten eines vorgegebenen potentialverhaeltnisses bei der belichtung von elektrostatisch aufgeladenen lichtempfindlichen schichten
US4788426A (en) *	1986-06-11	1988-11-29	Kuehnle Manfred R	Interactive image recording method and means
EP0774864A3 (en) *	1990-02-12	1997-08-06	Victor Company Of Japan	Information recording method and device
RU2717252C1 (ru)	2019-09-03	2020-03-19	Владимир Эльич Пашковский	Устройство фиксации изображения длительной экспозиции

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2831409A (en) *	1955-07-18	1958-04-22	Haloid Co	Xerographic camera
US3028799A (en) *	1957-03-08	1962-04-10	Keller Daniel Franklin	Apparatus for electrophotographic printing
US3057275A (en) *	1958-10-29	1962-10-09	Xerox Corp	Image keeping
US3542465A (en) *	1967-09-01	1970-11-24	Xerox Corp	Camera with development means
US3528355A (en) *	1967-09-01	1970-09-15	Xerox Corp	Camera-processor
US3680955A (en) *	1968-07-16	1972-08-01	Minolta Camera Kk	Apparatus for forming an electrostatic image in a camera
JPS4938682Y1 (da) *	1970-11-25	1974-10-23
US3788739A (en) *	1972-06-21	1974-01-29	Xerox Corp	Image compensation method and apparatus for electrophotographic devices

1973
- 1973-09-14 US US397309A patent/US3864035A/en not_active Expired - Lifetime
1974
- 1974-01-22 IL IL44064A patent/IL44064A/en unknown
- 1974-01-25 DE DE2403568A patent/DE2403568A1/de not_active Withdrawn
- 1974-01-25 CH CH102874A patent/CH600398A5/xx not_active IP Right Cessation
- 1974-01-25 NL NL7401020A patent/NL7401020A/xx not_active Application Discontinuation
- 1974-01-25 AT AT0064174A patent/AT362989B/de not_active IP Right Cessation
- 1974-01-25 IT IT47947/74A patent/IT1008755B/it active
- 1974-01-25 BE BE140198A patent/BE810182A/xx not_active IP Right Cessation
- 1974-01-25 JP JP1032574A patent/JPS5646155B2/ja not_active Expired
- 1974-01-25 SE SE7400986A patent/SE407863B/xx unknown
- 1974-01-25 LU LU69244A patent/LU69244A1/xx unknown
- 1974-01-25 CA CA191,008A patent/CA1051083A/en not_active Expired
- 1974-01-25 DK DK41574A patent/DK144224C/da not_active IP Right Cessation
- 1974-01-25 FR FR7402577A patent/FR2245989B1/fr not_active Expired
- 1974-01-25 GB GB362274A patent/GB1463161A/en not_active Expired
- 1974-04-29 DD DD178194A patent/DD111254A5/xx unknown

Also Published As

Publication number	Publication date
DE2403568A1 (de)	1975-03-27
IT1008755B (it)	1976-11-30
SE7400986L (da)	1975-03-17
BE810182A (fr)	1974-07-25
SE407863B (sv)	1979-04-23
FR2245989A1 (da)	1975-04-25
ATA64174A (de)	1980-11-15
CH600398A5 (da)	1978-06-15
NL7401020A (nl)	1975-03-18
AT362989B (de)	1981-06-25
IL44064A (en)	1976-10-31
JPS5646155B2 (da)	1981-10-31
DK144224C (da)	1982-06-21
DK41574A (da)	1975-05-12
GB1463161A (en)	1977-02-02
DK144224B (da)	1982-01-18
FR2245989B1 (da)	1978-09-29
DD111254A5 (da)	1975-02-05
JPS5057443A (da)	1975-05-19
IL44064A0 (en)	1974-05-16
US3864035A (en)	1975-02-04
LU69244A1 (da)	1975-12-09

Publication	Publication Date	Title
CA1051083A (en)	1979-03-20	Shutterless camera system
CA1156331A (en)	1983-11-01	Closed loop control of reproduction machine
EP0054637B1 (en)	1985-01-30	Image density test circuit for an electrophotographic copier
US4204766A (en)	1980-05-27	Method and apparatus for controlling toner concentration of a liquid developer
US3399652A (en)	1968-09-03	Automatic toner concentrate detector
EP0004572B1 (en)	1982-02-24	Xerographic copier
CA1096606A (en)	1981-03-03	Toner control system for an electrostatic reproduction machine
US3779204A (en)	1973-12-18	Toner concentration and auto bias control apparatus
US4262075A (en)	1981-04-14	Method of electrophotography
US3762811A (en)	1973-10-02	Method and apparatus for electrophotography
US3438705A (en)	1969-04-15	Automatic xerographic development control
CA1130363A (en)	1982-08-24	Nondestructive dynamic controller for thermoplastic development
US5477312A (en)	1995-12-19	Method of controlling image density
US4649094A (en)	1987-03-10	Image formation method and apparatus in which imaging light and conductive toner are applied to opposite surfaces of a photosensitive member
US3936178A (en)	1976-02-03	Apparatus for large scale screen display of images
JPH051973A (ja)	1993-01-08	感光体の評価方法
US3973956A (en)	1976-08-10	Electrophotographic process employing signal comparison
US4369733A (en)	1983-01-25	Toner concentration control apparatus
US4167325A (en)	1979-09-11	Electrographic recording apparatus
JP2717101B2 (ja)	1998-02-18	感光層の電位調整方法および電位調整装置
US3951541A (en)	1976-04-20	Duplicator processor
US4123156A (en)	1978-10-31	Method and apparatus for forming an electrostatic latent image using an iron control grid with dual electrical fields
US5497221A (en)	1996-03-05	Method of adjusting image density parameters by repetitively adjusting image density parameter values based upon reference pattern density at standby time intervals
US4256402A (en)	1981-03-17	Method and apparatus of detecting toner concentration of dry developer
US3779203A (en)	1973-12-18	Toner concentration control apparatus