GB2249082B - Copying machine - Google Patents

Copying machine

Info

Publication number: GB2249082B
Authority: GB; United Kingdom
Prior art keywords: copying machine; copying; machine
Prior art date: 1990-10-25
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

GB9112594A

Other versions

GB9112594D0 (en

GB2249082A (en

Inventor

Hiroshi Tabuchi

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.)

Mitsubishi Electric Corp

Original Assignee

Mitsubishi Electric 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.)

1990-10-25

Filing date

1991-06-12

Publication date

1994-06-29

1991-06-12 Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp

1991-07-31 Publication of GB9112594D0 publication Critical patent/GB9112594D0/en

1992-04-29 Publication of GB2249082A publication Critical patent/GB2249082A/en

1994-06-29 Application granted granted Critical

1994-06-29 Publication of GB2249082B publication Critical patent/GB2249082B/en

2011-06-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
- B65H3/52—Friction retainers acting on under or rear side of article being separated
- B65H3/5207—Non-driven retainers, e.g. movable retainers being moved by the motion of the article
- B65H3/5215—Non-driven retainers, e.g. movable retainers being moved by the motion of the article the retainers positioned under articles separated from the top of the pile
- B65H3/5223—Retainers of the pad-type, e.g. friction pads
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/32—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head
- 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
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6502—Supplying of sheet copy material; Cassettes therefor
- G03G15/6511—Feeding devices for picking up or separation of copy sheets
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/20—Location in space
- B65H2511/21—Angle
- B65H2511/212—Rotary position
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/50—Occurence
- B65H2511/51—Presence
- B65H2511/514—Particular portion of element
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/50—Timing
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/50—Timing
- B65H2513/51—Sequence of process
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/60—Details of intermediate means between the sensing means and the element to be sensed
- B65H2553/61—Mechanical means, e.g. contact arms
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/13—Parts concerned of the handled material
- B65H2701/131—Edges
- B65H2701/1311—Edges leading edge
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
- G03G2215/00367—The feeding path segment where particular handling of the copy medium occurs, segments being adjacent and non-overlapping. Each segment is identified by the most downstream point in the segment, so that for instance the segment labelled "Fixing device" is referring to the path between the "Transfer device" and the "Fixing device"
- G03G2215/004—Separation device
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
- G03G2215/00367—The feeding path segment where particular handling of the copy medium occurs, segments being adjacent and non-overlapping. Each segment is identified by the most downstream point in the segment, so that for instance the segment labelled "Fixing device" is referring to the path between the "Transfer device" and the "Fixing device"
- G03G2215/00405—Registration device
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
- G03G2215/00535—Stable handling of copy medium
- G03G2215/00556—Control of copy medium feeding

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Sheets, Magazines, And Separation Thereof (AREA)
Paper Feeding For Electrophotography (AREA)
Controlling Sheets Or Webs (AREA)

GB9112594A 1990-10-25 1991-06-12 Copying machine Expired - Lifetime GB2249082B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2290464A JPH04164752A (en)	1990-10-25	1990-10-25	Copying machine

Publications (3)

Publication Number	Publication Date
GB9112594D0 GB9112594D0 (en)	1991-07-31
GB2249082A GB2249082A (en)	1992-04-29
GB2249082B true GB2249082B (en)	1994-06-29

Family

ID=17756360

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB9112594A Expired - Lifetime GB2249082B (en)	1990-10-25	1991-06-12	Copying machine
GB9121895A Withdrawn GB2250715A (en)	1990-10-25	1991-10-15	Copier with a superposed-sheet separation mechanism,

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB9121895A Withdrawn GB2250715A (en)	1990-10-25	1991-10-15	Copier with a superposed-sheet separation mechanism,

Country Status (4)

Country	Link
JP (1)	JPH04164752A (en)
CA (2)	CA2043665C (en)
DE (2)	DE4121296A1 (en)
GB (2)	GB2249082B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0981016A (en) *	1995-09-19	1997-03-28	Fujitsu Ltd	Electrophotographic image forming equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1592241A (en) *	1977-02-01	1981-07-01	Licentia Gmbh	Conveyor device with a stripper for holding back multiple flat articles
GB2068908A (en) *	1980-02-11	1981-08-19	Exxon Research Engineering Co	Preventing double sheet feed to facsimile apparatus
US4306713A (en) *	1980-04-25	1981-12-22	International Business Machines Corporation	Document feeder

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4025187A (en) *	1974-09-05	1977-05-24	Xerox Corporation	Buckle control system
US4113244A (en) *	1975-04-15	1978-09-12	Kurt Ruenzi	Apparatus for automatically feeding individual sheets from a stack through an office machine
JPS5667858A (en) *	1979-11-08	1981-06-08	Canon Inc	Sheet registration mechanism releasing device
EP0031726B1 (en) *	1979-12-29	1984-12-12	Mita Industrial Co. Ltd.	Electrostatic copying apparatus
DE3206993C2 (en) *	1981-02-27	1985-08-22	Canon K.K., Tokio/Tokyo	Image forming apparatus with means for controlling the transport of recording material in the event of its faulty multiple feed
JPS5859137A (en) *	1981-09-25	1983-04-08	Konishiroku Photo Ind Co Ltd	Paper feeder
JPH0623872B2 (en) *	1982-11-30	1994-03-30	三田工業株式会社	Electrostatic copying machine
JPS61132941A (en) *	1984-12-03	1986-06-20	Ricoh Co Ltd	Copying device
JPS62140041U (en) *	1986-02-28	1987-09-03
US4974020A (en) *	1986-09-30	1990-11-27	Mita Industrial Co.	Removable developing units for a copying machine and display for indicating the useful life of the machine
US4900003A (en) *	1987-11-09	1990-02-13	Canon Kabushiki Kaisha	Sheet conveying apparatus
US5002266A (en) *	1987-12-26	1991-03-26	Canon Kabushiki Kaisha	Sheet feed apparatus for image forming system

1990
- 1990-10-25 JP JP2290464A patent/JPH04164752A/en active Pending
1991
- 1991-05-31 CA CA002043665A patent/CA2043665C/en not_active Expired - Lifetime
- 1991-06-12 GB GB9112594A patent/GB2249082B/en not_active Expired - Lifetime
- 1991-06-27 DE DE4121296A patent/DE4121296A1/en not_active Ceased
- 1991-10-15 GB GB9121895A patent/GB2250715A/en not_active Withdrawn
- 1991-10-16 CA CA002053555A patent/CA2053555C/en not_active Expired - Lifetime
- 1991-10-25 DE DE4135315A patent/DE4135315A1/en not_active Ceased

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1592241A (en) *	1977-02-01	1981-07-01	Licentia Gmbh	Conveyor device with a stripper for holding back multiple flat articles
GB2068908A (en) *	1980-02-11	1981-08-19	Exxon Research Engineering Co	Preventing double sheet feed to facsimile apparatus
US4306713A (en) *	1980-04-25	1981-12-22	International Business Machines Corporation	Document feeder

Also Published As

Publication number	Publication date
GB9112594D0 (en)	1991-07-31
GB9121895D0 (en)	1991-11-27
GB2249082A (en)	1992-04-29
CA2043665C (en)	1998-12-01
JPH04164752A (en)	1992-06-10
CA2043665A1 (en)	1992-04-26
GB2250715A (en)	1992-06-17
DE4121296A1 (en)	1992-04-30
DE4135315A1 (en)	1992-04-30
CA2053555C (en)	1995-01-17
CA2053555A1 (en)	1992-04-26

Legal Events

Date	Code	Title	Description
2002-03-27	746	Register noted 'licences of right' (sect. 46/1977)	Effective date: 20020305
2011-07-06	PE20	Patent expired after termination of 20 years	Expiry date: 20110611

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