GB1547468A - Electrophotographic machine - Google Patents

Electrophotographic machine

Info

Publication number: GB1547468A
Authority: GB; United Kingdom
Prior art keywords: electrophotographic machine; electrophotographic; machine
Prior art date: 1975-07-17
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

GB2818576A

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.)

1975-07-17

Filing date

1976-07-07

Publication date

1979-06-20

1976-07-07 Application filed by Xerox Corp filed Critical Xerox Corp

1979-06-20 Publication of GB1547468A publication Critical patent/GB1547468A/en

Status Expired 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
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G03G15/0105—Details of unit
- G03G15/011—Details of unit for exposing
- 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
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G03G15/0105—Details of unit
- G03G15/011—Details of unit for exposing
- G03G15/0115—Details of unit for exposing and forming a half-tone image

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Color Electrophotography (AREA)
Combination Of More Than One Step In Electrophotography (AREA)
Exposure Or Original Feeding In Electrophotography (AREA)

GB2818576A 1975-07-17 1976-07-07 Electrophotographic machine Expired GB1547468A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US59687475A	1975-07-17	1975-07-17

Publications (1)

Publication Number	Publication Date
GB1547468A true GB1547468A (en)	1979-06-20

Family

ID=24389083

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB2818576A Expired GB1547468A (en)	1975-07-17	1976-07-07	Electrophotographic machine

Country Status (7)

Country	Link
JP (1)	JPS5212840A (en)
AU (1)	AU499900B2 (en)
CA (1)	CA1100172A (en)
DE (1)	DE2624998A1 (en)
FR (1)	FR2318446A1 (en)
GB (1)	GB1547468A (en)
NL (1)	NL7606594A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2455308A1 (en) *	1979-04-26	1980-11-21	Boutet Jean Marie	Photocopier producing image from film - includes projector forming image on drum of copier for transfer to paper
DE69206163T2 (en) *	1991-02-01	1996-07-04	Sharp Kk	Electrophotographic device.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3580671A (en) *	1968-10-24	1971-05-25	Xerox Corp	Exposure apparatus
US3967894A (en) *	1974-09-18	1976-07-06	Xerox Corporation	Screened optical system
US4027962A (en) *	1975-01-13	1977-06-07	Xerox Corporation	Color transparency reproducing machine

1976
- 1976-05-20 CA CA252,977A patent/CA1100172A/en not_active Expired
- 1976-06-03 DE DE19762624998 patent/DE2624998A1/en not_active Withdrawn
- 1976-06-16 AU AU15976/76A patent/AU499900B2/en not_active Expired
- 1976-06-17 NL NL7606594A patent/NL7606594A/en not_active Application Discontinuation
- 1976-07-07 GB GB2818576A patent/GB1547468A/en not_active Expired
- 1976-07-09 JP JP51081857A patent/JPS5212840A/en active Pending
- 1976-07-15 FR FR7621622A patent/FR2318446A1/en active Granted

Also Published As

Publication number	Publication date
AU1597676A (en)	1978-01-19
DE2624998A1 (en)	1977-02-03
CA1100172A (en)	1981-04-28
FR2318446B1 (en)	1982-07-23
NL7606594A (en)	1977-01-19
FR2318446A1 (en)	1977-02-11
AU499900B2 (en)	1979-05-03
JPS5212840A (en)	1977-01-31

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Legal Events

Date	Code	Title
1979-10-10	PS	Patent sealed
1984-07-25	746	Register noted 'licences of right' (sect. 46/1977)
1987-02-25	PCNP	Patent ceased through non-payment of renewal fee