GB2119530B - Variable magnification photocopying - Google Patents

Variable magnification photocopying

Info

Publication number: GB2119530B
Authority: GB; United Kingdom
Prior art keywords: photocopying; variable magnification; magnification; variable; magnification photocopying
Prior art date: 1982-04-28
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

GB08308847A

Other versions

GB2119530A (en

Inventor

James Dunlap Rees

Frederick Amos Seedhouse

Frederick Alan Green

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.)

1982-04-28

Filing date

1983-03-30

Publication date

1985-10-30

1982-04-28 Priority claimed from US06/372,582 external-priority patent/US4505581A/en

1983-03-30 Application filed by Xerox Corp filed Critical Xerox Corp

1983-11-16 Publication of GB2119530A publication Critical patent/GB2119530A/en

1985-10-30 Application granted granted Critical

1985-10-30 Publication of GB2119530B publication Critical patent/GB2119530B/en

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)
Optical Systems Of Projection Type Copiers (AREA)
Exposure Or Original Feeding In Electrophotography (AREA)

GB08308847A 1982-04-28 1983-03-30 Variable magnification photocopying Expired GB2119530B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US37258182A	1982-04-28	1982-04-28
US06/372,582 US4505581A (en)	1982-04-28	1982-04-28	Registration system for a photocopier

Publications (2)

Publication Number	Publication Date
GB2119530A GB2119530A (en)	1983-11-16
GB2119530B true GB2119530B (en)	1985-10-30

Family

ID=27005827

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08308847A Expired GB2119530B (en)	1982-04-28	1983-03-30	Variable magnification photocopying

Country Status (1)

Country	Link
GB (1)	GB2119530B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4537499A (en) *	1983-03-21	1985-08-27	Xerox Corporation	Imaging system for producing reduced or enlarged images of an original document
US4530592A (en) *	1983-03-21	1985-07-23	Xerox Corporation	Registration mechanism for a multimagnification reproduction apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7408750A (en) *	1974-06-28	1975-12-30	Oce Van Der Grinten Nv	REPRODUCTION CAMERA.
DE2842479C2 (en) *	1978-09-29	1982-05-27	Meteor-Siegen Apparatebau Paul Schmeck Gmbh, 5900 Siegen	Reprographic camera
DK149352C (en) *	1979-01-11	1986-11-03	Eskofot As	PROCEDURE FOR SETTING A MAGAZINE
JPS6029099B2 (en) *	1980-02-25	1985-07-09	大日本スクリ−ン製造株式会社	Method and device for changing the common focus projection magnification of a projection device

1983
- 1983-03-30 GB GB08308847A patent/GB2119530B/en not_active Expired

Also Published As

Publication number	Publication date
GB2119530A (en)	1983-11-16

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Legal Events

Date	Code	Title	Description
2001-11-21	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20010330