ES506820A0 - Metodo programable para ampliacion variable en una maquina de reproduccion. - Google Patents

Metodo programable para ampliacion variable en una maquina de reproduccion.

Info

Publication number: ES506820A0
Authority: ES; Spain
Prior art keywords: reproduction machine; programmable method; variable enlargement; enlargement; variable
Prior art date: 1980-11-03
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.): Granted

Application number

ES506820A

Other languages

English (en)

Other versions

ES8305136A1 (es

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.)

1980-11-03

Filing date

1981-11-03

Publication date

1983-03-16

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22752820&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES506820(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1981-11-03 Application filed by Xerox Corp filed Critical Xerox Corp

1983-03-16 Publication of ES506820A0 publication Critical patent/ES506820A0/es

1983-03-16 Publication of ES8305136A1 publication Critical patent/ES8305136A1/es

Status Expired legal-status Critical Current

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
- G03G15/04—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
- G03G15/041—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 variable magnification

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Control Of Direct Current Motors (AREA)
Control Of Stepping Motors (AREA)
Control Or Security For Electrophotography (AREA)
Exposure Or Original Feeding In Electrophotography (AREA)
Variable Magnification In Projection-Type Copying Machines (AREA)

ES506820A 1980-11-03 1981-11-03 Metodo programable para ampliacion variable en una maquina de reproduccion. Expired ES8305136A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/203,174 US4316668A (en)	1980-11-03	1980-11-03	Image reduction servo system

Publications (2)

Publication Number	Publication Date
ES506820A0 true ES506820A0 (es)	1983-03-16
ES8305136A1 ES8305136A1 (es)	1983-03-16

Family

ID=22752820

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES506820A Expired ES8305136A1 (es)	1980-11-03	1981-11-03	Metodo programable para ampliacion variable en una maquina de reproduccion.

Country Status (9)

Country	Link
US (1)	US4316668A (es)
EP (1)	EP0051393B2 (es)
JP (1)	JPS57109964A (es)
AR (1)	AR240207A1 (es)
AU (1)	AU544000B2 (es)
BR (1)	BR8107050A (es)
CA (1)	CA1162585A (es)
DE (1)	DE3170752D1 (es)
ES (1)	ES8305136A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3266787D1 (en) *	1981-06-18	1985-11-14	Toshiba Kk	Optical system drive device for image formation apparatus
JPS5825663A (ja) *	1981-08-08	1983-02-15	Canon Inc	複写装置
JPS5868072A (ja) *	1981-10-19	1983-04-22	Canon Inc	変倍機能を有する複写装置
JPS58108745A (ja) *	1981-12-23	1983-06-28	Canon Inc	転写装置
US4563081A (en) *	1982-01-12	1986-01-07	Canon Kabushiki Kaisha	Apparatus for controlling image forming condition
US4505581A (en) *	1982-04-28	1985-03-19	Xerox Corporation	Registration system for a photocopier
US5369733A (en) *	1982-10-01	1994-11-29	Canon Kabushiki Kaisha	Image processing apparatus with apparatus for adjusting a magnification setting
US4530592A (en) *	1983-03-21	1985-07-23	Xerox Corporation	Registration mechanism for a multimagnification reproduction apparatus
US4537499A (en) *	1983-03-21	1985-08-27	Xerox Corporation	Imaging system for producing reduced or enlarged images of an original document
JPS59214839A (ja) *	1983-05-20	1984-12-04	Fuji Photo Film Co Ltd	レンズ自動選択方法
JPS60184237A (ja) *	1984-03-02	1985-09-19	Asahi Optical Co Ltd	変倍光学装置の制御回路
US4866477A (en) *	1988-06-10	1989-09-12	Eastman Kodak Company	Automatic lens selection for desired optical reduction ratio in a microfilm camera
US4884099A (en) *	1988-06-10	1989-11-28	Eastman Kodak Company	Automatic adjustment of focal length to obtain desired optical reduction ratio in a microfilm camera
US5617000A (en) *	1995-04-13	1997-04-01	Alps Electric Co., Ltd.	Apparatus for detecting and controlling the rotational position of a motor shaft

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3076392A (en) *	1959-08-31	1963-02-05	Xerox Corp	Xerographic reproducing apparatus
US3476478A (en) *	1967-01-03	1969-11-04	Xerox Corp	Apparatus for changing the magnification of a photocopier without changing the conjugate length of the optical system
US3735686A (en) *	1970-12-18	1973-05-29	Sidney R Littlejohn & Co Ltd	Camera systems
US3798517A (en) *	1971-12-22	1974-03-19	Rank Organisation Ltd	Camera lens control mechanism
GB1433868A (en) *	1972-05-06	1976-04-28	Herbert Ltd A	Automatic control systems for and methods of controlling machine tool apparatus
GB1544269A (en) *	1976-03-30	1979-04-19	Xerox Corp	Copier
US4097786A (en) *	1976-06-16	1978-06-27	E-Systems, Inc.	Limit control apparatus
JPS5930254B2 (ja) *	1978-03-09	1984-07-26	ミノルタ株式会社	複写領域表示装置
JPS54133143A (en) *	1978-04-05	1979-10-16	Minolta Camera Co Ltd	Scanning system control device in electrophotographic copier
JPS5552007A (en) *	1978-10-11	1980-04-16	Canon Inc	Lens driving device with limitation of movable position

1980
- 1980-11-03 US US06/203,174 patent/US4316668A/en not_active Expired - Lifetime
1981
- 1981-09-14 AR AR286766A patent/AR240207A1/es active
- 1981-09-30 CA CA000386953A patent/CA1162585A/en not_active Expired
- 1981-10-20 AU AU76628/81A patent/AU544000B2/en not_active Ceased
- 1981-10-21 EP EP81304951A patent/EP0051393B2/en not_active Expired
- 1981-10-21 DE DE8181304951T patent/DE3170752D1/de not_active Expired
- 1981-10-27 JP JP56172688A patent/JPS57109964A/ja active Pending
- 1981-10-30 BR BR8107050A patent/BR8107050A/pt unknown
- 1981-11-03 ES ES506820A patent/ES8305136A1/es not_active Expired

Also Published As

Publication number	Publication date
EP0051393B1 (en)	1985-05-29
US4316668A (en)	1982-02-23
JPS57109964A (en)	1982-07-08
BR8107050A (pt)	1982-07-20
EP0051393A1 (en)	1982-05-12
DE3170752D1 (en)	1985-07-04
EP0051393B2 (en)	1989-04-05
CA1162585A (en)	1984-02-21
AU544000B2 (en)	1985-05-16
AR240207A1 (es)	1990-02-28
AU7662881A (en)	1982-05-13
ES8305136A1 (es)	1983-03-16

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