GB2293251B - Image forming apparatus - Google Patents

Image forming apparatus

Info

Publication number: GB2293251B
Authority: GB; United Kingdom
Prior art keywords: image forming; forming apparatus; image; forming
Prior art date: 1992-04-11
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 - Lifetime

Application number

GB9521248A

Other versions

GB2293251A (en

GB9521248D0 (en

Inventor

Hiromitsu Takagaki

Shinji Kato

Hisao Murayama

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.)

Ricoh Co Ltd

Original Assignee

Ricoh Co Ltd

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.)

1992-04-11

Filing date

1993-04-13

Publication date

1996-08-07

1993-02-22 Priority claimed from JP5056566A external-priority patent/JPH06110329A/en

1993-04-13 Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd

1995-12-20 Publication of GB9521248D0 publication Critical patent/GB9521248D0/en

1996-03-20 Publication of GB2293251A publication Critical patent/GB2293251A/en

1996-08-07 Application granted granted Critical

1996-08-07 Publication of GB2293251B publication Critical patent/GB2293251B/en

2013-04-13 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/10—Collecting or recycling waste developer
- G03G21/105—Arrangements for conveying toner waste
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
- G03G15/0898—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894 for preventing toner scattering during operation, e.g. seals

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Sustainable Development (AREA)
Cleaning In Electrography (AREA)
Dry Development In Electrophotography (AREA)

GB9521248A 1992-04-11 1993-04-13 Image forming apparatus Expired - Lifetime GB2293251B (en)

Applications Claiming Priority (6)

Application Number	Priority Date	Filing Date	Title
JP11837492		1992-04-11
JP13979092		1992-05-03
JP21718992		1992-07-23
JP23769392		1992-08-13
JP5056566A JPH06110329A (en)	1992-04-11	1993-02-22	Image forming device
GB9307549A GB2265993B (en)	1992-04-11	1993-04-13	Image forming apparatus

Publications (3)

Publication Number	Publication Date
GB9521248D0 GB9521248D0 (en)	1995-12-20
GB2293251A GB2293251A (en)	1996-03-20
GB2293251B true GB2293251B (en)	1996-08-07

Family

ID=27547195

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB9513749A Expired - Lifetime GB2289143B (en)	1992-04-11	1993-04-13	Image forming apparatus
GB9521248A Expired - Lifetime GB2293251B (en)	1992-04-11	1993-04-13	Image forming apparatus

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB9513749A Expired - Lifetime GB2289143B (en)	1992-04-11	1993-04-13	Image forming apparatus

Country Status (1)

Country	Link
GB (2)	GB2289143B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69717545T2 (en) *	1996-06-18	2003-11-20	Ricoh Co., Ltd.	Toner supply device and image forming device
JP2006267938A (en) *	2005-03-25	2006-10-05	Fuji Xerox Co Ltd	Image forming apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4894688A (en) *	1987-03-03	1990-01-16	Mita Industrial Co., Ltd.	Device for circulating developer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2639559B1 (en) *	1988-11-29	1991-01-11	Bull Sa	APPARATUS FOR SEPARATING AND RECOVERING SOLID DEVELOPER PARTICLES TRANSPORTED BY A GAS STREAM

1993
- 1993-04-13 GB GB9513749A patent/GB2289143B/en not_active Expired - Lifetime
- 1993-04-13 GB GB9521248A patent/GB2293251B/en not_active Expired - Lifetime

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4894688A (en) *	1987-03-03	1990-01-16	Mita Industrial Co., Ltd.	Device for circulating developer

Also Published As

Publication number	Publication date
GB2293251A (en)	1996-03-20
GB9513749D0 (en)	1995-09-06
GB2289143B (en)	1996-08-07
GB9521248D0 (en)	1995-12-20
GB2289143A (en)	1995-11-08

Publication	Publication Date	Title
GB2265993B (en)	1996-08-07	Image forming apparatus
GB2269343B (en)	1995-08-16	Image forming apparatus
GB2277223B (en)	1996-09-25	Image forming apparatus
GB2277488B (en)	1997-01-22	Image forming apparatus
EP0580020A3 (en)	1994-06-01	Image producing apparatus
EP0537789A3 (en)	1994-06-22	Image forming apparatus
EP0509726A3 (en)	1993-06-30	Image forming apparatus
EP0528618A3 (en)	1993-03-17	Image forming apparatus
EP0589471A3 (en)	1995-09-06	An image forming apparatus
EP0528365A3 (en)	1993-03-24	Image forming apparatus
EP0500134A3 (en)	1992-12-30	Image forming apparatus
EP0562735A3 (en)	1994-12-21	Image forming apparatus
EP0518378A3 (en)	1993-08-11	Image forming apparatus
GB2281981B (en)	1998-03-18	Image forming apparatus
EP0527422A3 (en)	1993-08-04	Image forming apparatus
EP0510325A3 (en)	1993-01-07	Image forming apparatus
EP0537671A3 (en)	1994-07-20	Image forming apparatus
EP0507055A3 (en)	1993-02-03	Image forming apparatus
EP0551176A3 (en)	1993-08-18	Image forming apparatus
EP0503543A3 (en)	1994-09-07	Image forming apparatus
EP0537939A3 (en)	1994-06-29	Image forming apparatus
EP0572278A3 (en)	1994-05-18	An image forming apparatus
EP0537752A3 (en)	1993-09-08	Image forming apparatus
EP0564868A3 (en)	1993-11-10	Image forming apparatus
EP0508098A3 (en)	1993-02-24	Image forming apparatus

Legal Events

Date	Code	Title	Description
2013-05-08	PE20	Patent expired after termination of 20 years	Expiry date: 20130412