GB2249082B - Copying machine - Google Patents

Copying machine

Info

Publication number
GB2249082B
GB2249082B GB9112594A GB9112594A GB2249082B GB 2249082 B GB2249082 B GB 2249082B GB 9112594 A GB9112594 A GB 9112594A GB 9112594 A GB9112594 A GB 9112594A GB 2249082 B GB2249082 B GB 2249082B
Authority
GB
United Kingdom
Prior art keywords
copying machine
copying
machine
Prior art date
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
GB2249082A (en
GB9112594D0 (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.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB9112594D0 publication Critical patent/GB9112594D0/en
Publication of GB2249082A publication Critical patent/GB2249082A/en
Application granted granted Critical
Publication of GB2249082B publication Critical patent/GB2249082B/en
Anticipated expiration legal-status Critical
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)
  • Controlling Sheets Or Webs (AREA)
  • Paper Feeding For Electrophotography (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 device

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

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

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20020305

PE20 Patent expired after termination of 20 years

Expiry date: 20110611