BR7603953A - Aperfeicoamento em aparelho para observar um original e projetar uma imagem do mesmo - Google Patents

Aperfeicoamento em aparelho para observar um original e projetar uma imagem do mesmo

Info

Publication number: BR7603953A
Authority: BR; Brazil
Prior art keywords: appliance; observe; project; original; improvement
Prior art date: 1975-06-20

Application number

BR7603953A

Other languages

English (en)

Inventor

R Allis

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.)

1975-06-20

Filing date

1976-06-18

Publication date

1977-03-22

1976-06-18 Application filed by Xerox Corp filed Critical Xerox Corp

1977-03-22 Publication of BR7603953A publication Critical patent/BR7603953A/pt

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)
Exposure Or Original Feeding In Electrophotography (AREA)
Variable Magnification In Projection-Type Copying Machines (AREA)
Optical Systems Of Projection Type Copiers (AREA)

BR7603953A 1975-06-20 1976-06-18 Aperfeicoamento em aparelho para observar um original e projetar uma imagem do mesmo BR7603953A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/588,973 US4013361A (en)	1975-06-20	1975-06-20	Optical apparatus and reproducing machine

Publications (1)

Publication Number	Publication Date
BR7603953A true BR7603953A (pt)	1977-03-22

Family

ID=24356071

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR7603953A BR7603953A (pt)	1975-06-20	1976-06-18	Aperfeicoamento em aparelho para observar um original e projetar uma imagem do mesmo

Country Status (11)

Country	Link
US (1)	US4013361A (pt)
JP (1)	JPS5921539B2 (pt)
BE (1)	BE843158A (pt)
BR (1)	BR7603953A (pt)
CA (1)	CA1103737A (pt)
DE (1)	DE2627361C2 (pt)
FR (1)	FR2316622A1 (pt)
GB (1)	GB1538492A (pt)
IT (1)	IT1061166B (pt)
NL (1)	NL7606292A (pt)
NO (1)	NO762112L (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4080064A (en) *	1975-11-18	1978-03-21	Canon Kabushiki Kaisha	Copying apparatus
GB1525218A (en) *	1976-09-07	1978-09-20	Ibm	Electrophotographic copying machine
CA1101049A (en) *	1976-12-25	1981-05-12	Masao Kono	Electrostatic copying machine
US4243312A (en) *	1977-10-11	1981-01-06	Minolta Camera Kabushiki Kaisha	Electrophotographic copying apparatus
DE2834334C2 (de) *	1978-08-04	1980-03-20	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Vorrichtung zum Verstellen der Lage eines Objektivs in zwei Richtungen
US5146276A (en) *	1978-11-09	1992-09-08	Spectrum Sciences B.V.	Rotatable focusing means and variable magnification electrophotocopier
US4353643A (en) *	1980-06-02	1982-10-12	Xerox Corporation	Multimagnification mode optical system with rotating and translating lens
US4368976A (en) *	1981-03-09	1983-01-18	Xerox Corporation	Variable speed scanning system
US4374619A (en) *	1981-11-02	1983-02-22	Xerox Corporation	Variable magnification copying apparatus
JPH0249037U (pt) *	1988-09-29	1990-04-05
JPH0515282U (ja) *	1991-07-31	1993-02-26	松下電工株式会社	電磁リレー

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2293598A (en) *	1940-02-26	1942-08-18	Burke & James Inc	Camera
CH442965A (de) *	1966-07-08	1967-08-31	Koch Carl	Photographische Mattscheibenkamera
JPS4821892B1 (pt) *	1969-02-28	1973-07-02
DE1935617A1 (de) *	1969-07-14	1971-02-04	Canon Kk	Fotokopiergeraet
JPS541178B1 (pt) *	1970-11-06	1979-01-22
JPS5322444B1 (pt) *	1971-03-09	1978-07-08
DE2214830A1 (de) *	1971-03-31	1972-10-26	Iwatsuki Koki Co , Ltd , Iwatsuki, Saitama (Japan)	Optische Abbildungsvorrichtung
US3829209A (en) *	1971-06-11	1974-08-13	Xerox Corp	Image registration in a multiple magnification photocopying system
US3832057A (en) *	1972-06-02	1974-08-27	Xerox Corp	Scanning apparatus

1975
- 1975-06-20 US US05/588,973 patent/US4013361A/en not_active Expired - Lifetime
1976
- 1976-05-03 CA CA251,622A patent/CA1103737A/en not_active Expired
- 1976-06-10 NL NL7606292A patent/NL7606292A/xx not_active Application Discontinuation
- 1976-06-14 JP JP51069642A patent/JPS5921539B2/ja not_active Expired
- 1976-06-18 BR BR7603953A patent/BR7603953A/pt unknown
- 1976-06-18 FR FR7618670A patent/FR2316622A1/fr active Granted
- 1976-06-18 GB GB25358/76A patent/GB1538492A/en not_active Expired
- 1976-06-18 DE DE2627361A patent/DE2627361C2/de not_active Expired
- 1976-06-18 BE BE168105A patent/BE843158A/xx not_active IP Right Cessation
- 1976-06-18 NO NO762112A patent/NO762112L/no unknown
- 1976-06-18 IT IT24469/76A patent/IT1061166B/it active

Also Published As

Publication number	Publication date
BE843158A (fr)	1976-10-18
GB1538492A (en)	1979-01-17
CA1103737A (en)	1981-06-23
JPS5921539B2 (ja)	1984-05-21
DE2627361A1 (de)	1976-12-30
JPS522740A (en)	1977-01-10
IT1061166B (it)	1982-10-20
NO762112L (pt)	1976-12-21
AU1506276A (en)	1977-12-22
FR2316622B1 (pt)	1980-08-29
US4013361A (en)	1977-03-22
FR2316622A1 (fr)	1977-01-28
NL7606292A (nl)	1976-12-22
DE2627361C2 (de)	1986-09-18

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