US3878540A - Paper feed stoppage detection means in an electronic photocopying machine - Google Patents

Paper feed stoppage detection means in an electronic photocopying machine Download PDF

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Publication number
US3878540A
US3878540A US402051A US40205173A US3878540A US 3878540 A US3878540 A US 3878540A US 402051 A US402051 A US 402051A US 40205173 A US40205173 A US 40205173A US 3878540 A US3878540 A US 3878540A
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United States
Prior art keywords
paper
detector
exposure
reset
sheet
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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
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US402051A
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English (en)
Inventor
Yoshihisa Kawai
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Minolta Co Ltd
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Minolta Co Ltd
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Publication date
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
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Publication of US3878540A publication Critical patent/US3878540A/en
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    • 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
    • G03G15/70—Detecting malfunctions relating to paper handling, e.g. jams
US402051A 1972-10-24 1973-10-01 Paper feed stoppage detection means in an electronic photocopying machine Expired - Lifetime US3878540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972122862U JPS5326984Y2 (ja) 1972-10-24 1972-10-24

Publications (1)

Publication Number Publication Date
US3878540A true US3878540A (en) 1975-04-15

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ID=14846461

Family Applications (1)

Application Number Title Priority Date Filing Date
US402051A Expired - Lifetime US3878540A (en) 1972-10-24 1973-10-01 Paper feed stoppage detection means in an electronic photocopying machine

Country Status (3)

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US (1) US3878540A (ja)
JP (1) JPS5326984Y2 (ja)
DE (1) DE2352901A1 (ja)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944933A (en) * 1974-10-07 1976-03-16 Copar Corporation Jam detection circuit
US3992089A (en) * 1974-10-14 1976-11-16 Ricoh Co., Ltd. Reader-printer apparatus with multiple supply rolls and charging devices
US3995953A (en) * 1973-10-30 1976-12-07 Minolta Camera Kabushiki Kaisha Electrophotographic apparatus
US4026543A (en) * 1975-11-28 1977-05-31 International Business Machines Corporation Document article handling control
DE2714481A1 (de) * 1976-04-15 1978-01-12 Xerox Corp Xerographisches reproduziergeraet mit fehlerermittlungssystem
US4112379A (en) * 1977-05-23 1978-09-05 Copar Corporation Jam detector
US4139300A (en) * 1974-10-22 1979-02-13 Canon Kabushiki Kaisha Copying apparatus with variable stop position
US4176941A (en) * 1978-02-27 1979-12-04 Van Dyk Research Corporation Malfunction display system for electrophotographic copying machines
US4204670A (en) * 1977-08-30 1980-05-27 Xerox Corporation Sorter for a reproduction machine
EP0031726A1 (en) * 1979-12-29 1981-07-08 Mita Industrial Co. Ltd. Electrostatic copying apparatus
US4307957A (en) * 1978-04-11 1981-12-29 Minolta Camera Kabushiki Kaisha Paper jam detecting device for use in an electrophotographic copying machine
US4320961A (en) * 1980-01-28 1982-03-23 Nashua Corporation Jam detecting apparatus and method for electrostatic copier
US4338671A (en) * 1977-10-21 1982-07-06 Burroughs Corporation Method and apparatus for monitoring the passage of articles through a modular processing system
US4391509A (en) * 1982-03-26 1983-07-05 Eastman Kodak Company Roller fuser apparatus in which copy sheet jams are minimized
EP0106567A2 (en) * 1982-09-21 1984-04-25 Xerox Corporation Copy processing system for a reproduction machine
US4542284A (en) * 1983-01-07 1985-09-17 Windmere Corporation Electrical appliance with delayed warning alarm
US4557587A (en) * 1977-05-31 1985-12-10 Canon Kabushiki Kaisha Related to control while apparatus is in an improper operational state
US4572652A (en) * 1978-11-29 1986-02-25 Sharp Kabushiki Kaisha Copying machine with audible indicator means
EP0318838A2 (en) * 1987-11-30 1989-06-07 Mita Industrial Co. Ltd. Image forming apparatus
US20040213590A1 (en) * 2003-04-28 2004-10-28 Schroath Leonard T. Printing device and method for locating a media jam
US20050062210A1 (en) * 2003-09-01 2005-03-24 Canon Kabushiki Kaisha Sheet treating apparatus and image forming apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365829B1 (fr) * 1975-11-28 1985-06-28 Canon Kk Appareil de reprographie fonctionnant par report et muni d'une commande electronique
JPS5479042A (en) * 1977-12-06 1979-06-23 Canon Inc Image forming device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2003336A (en) * 1933-11-11 1935-06-04 Sperry Prod Inc Indicating device for flaw detector mechanism
US3114902A (en) * 1959-12-24 1963-12-17 Burroughs Corp Item transport monitoring system
US3618936A (en) * 1969-10-31 1971-11-09 Xerox Corp Jam detection system for sorting apparatus
US3731294A (en) * 1971-08-24 1973-05-01 Hubbell Inc Harvey Monitoring system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501236A (en) * 1967-02-20 1970-03-17 Addressograph Multigraph Photoelectrostatic print-out machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2003336A (en) * 1933-11-11 1935-06-04 Sperry Prod Inc Indicating device for flaw detector mechanism
US3114902A (en) * 1959-12-24 1963-12-17 Burroughs Corp Item transport monitoring system
US3618936A (en) * 1969-10-31 1971-11-09 Xerox Corp Jam detection system for sorting apparatus
US3731294A (en) * 1971-08-24 1973-05-01 Hubbell Inc Harvey Monitoring system

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995953A (en) * 1973-10-30 1976-12-07 Minolta Camera Kabushiki Kaisha Electrophotographic apparatus
US3944933A (en) * 1974-10-07 1976-03-16 Copar Corporation Jam detection circuit
US3992089A (en) * 1974-10-14 1976-11-16 Ricoh Co., Ltd. Reader-printer apparatus with multiple supply rolls and charging devices
US4521099A (en) * 1974-10-22 1985-06-04 Canon Kabushiki Kaisha Copying apparatus
US4139300A (en) * 1974-10-22 1979-02-13 Canon Kabushiki Kaisha Copying apparatus with variable stop position
US4026543A (en) * 1975-11-28 1977-05-31 International Business Machines Corporation Document article handling control
DE2714481A1 (de) * 1976-04-15 1978-01-12 Xerox Corp Xerographisches reproduziergeraet mit fehlerermittlungssystem
US4112379A (en) * 1977-05-23 1978-09-05 Copar Corporation Jam detector
US4557587A (en) * 1977-05-31 1985-12-10 Canon Kabushiki Kaisha Related to control while apparatus is in an improper operational state
US4204670A (en) * 1977-08-30 1980-05-27 Xerox Corporation Sorter for a reproduction machine
US4338671A (en) * 1977-10-21 1982-07-06 Burroughs Corporation Method and apparatus for monitoring the passage of articles through a modular processing system
US4176941A (en) * 1978-02-27 1979-12-04 Van Dyk Research Corporation Malfunction display system for electrophotographic copying machines
US4307957A (en) * 1978-04-11 1981-12-29 Minolta Camera Kabushiki Kaisha Paper jam detecting device for use in an electrophotographic copying machine
US4572652A (en) * 1978-11-29 1986-02-25 Sharp Kabushiki Kaisha Copying machine with audible indicator means
EP0031726A1 (en) * 1979-12-29 1981-07-08 Mita Industrial Co. Ltd. Electrostatic copying apparatus
US4320961A (en) * 1980-01-28 1982-03-23 Nashua Corporation Jam detecting apparatus and method for electrostatic copier
US4391509A (en) * 1982-03-26 1983-07-05 Eastman Kodak Company Roller fuser apparatus in which copy sheet jams are minimized
EP0106567A3 (en) * 1982-09-21 1986-07-16 Xerox Corporation Copy processing system for a reproduction machine
EP0106567A2 (en) * 1982-09-21 1984-04-25 Xerox Corporation Copy processing system for a reproduction machine
US4497569A (en) * 1982-09-21 1985-02-05 Xerox Corporation Copy processing system for a reproduction machine
US4542284A (en) * 1983-01-07 1985-09-17 Windmere Corporation Electrical appliance with delayed warning alarm
EP0318838A2 (en) * 1987-11-30 1989-06-07 Mita Industrial Co. Ltd. Image forming apparatus
EP0318838A3 (en) * 1987-11-30 1990-08-22 Mita Industrial Co. Ltd. Image forming apparatus
US20040213590A1 (en) * 2003-04-28 2004-10-28 Schroath Leonard T. Printing device and method for locating a media jam
US7092646B2 (en) * 2003-04-28 2006-08-15 Hewlett-Packard Development Company, L.P. Printing device and method for locating a media jam
US20050062210A1 (en) * 2003-09-01 2005-03-24 Canon Kabushiki Kaisha Sheet treating apparatus and image forming apparatus
US7185883B2 (en) * 2003-09-01 2007-03-06 Canon Kabushiki Kaisha Sheet treating apparatus and image forming apparatus

Also Published As

Publication number Publication date
DE2352901A1 (de) 1974-04-25
JPS5326984Y2 (ja) 1978-07-08
JPS4979247U (ja) 1974-07-09

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