DE69819096T2 - Detektionssystem für das Gewicht von Druckmedien - Google Patents

Detektionssystem für das Gewicht von Druckmedien Download PDF

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Publication number
DE69819096T2
DE69819096T2 DE69819096T DE69819096T DE69819096T2 DE 69819096 T2 DE69819096 T2 DE 69819096T2 DE 69819096 T DE69819096 T DE 69819096T DE 69819096 T DE69819096 T DE 69819096T DE 69819096 T2 DE69819096 T2 DE 69819096T2
Authority
DE
Germany
Prior art keywords
media
paper
detector
sensor
light
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 - Fee Related
Application number
DE69819096T
Other languages
German (de)
English (en)
Other versions
DE69819096D1 (de
Inventor
William L. Cornelius
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69819096D1 publication Critical patent/DE69819096D1/de
Publication of DE69819096T2 publication Critical patent/DE69819096T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5029—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the copy material characteristics, e.g. weight, thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H43/00—Use of control, checking, or safety devices, e.g. automatic devices comprising an element for sensing a variable
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/10—Mass, e.g. mass flow rate; Weight; Inertia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/81—Rigidity; Stiffness; Elasticity
    • 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
    • B65H2553/40—Sensing or detecting means using optical, e.g. photographic, elements
    • B65H2553/41—Photoelectric detectors
    • 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
    • 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
    • G03G2215/00717—Detection of physical properties
    • G03G2215/00742—Detection of physical properties of sheet weight
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S177/00—Weighing scales
    • Y10S177/06—Photoelectric

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Control Or Security For Electrophotography (AREA)
DE69819096T 1997-09-12 1998-03-31 Detektionssystem für das Gewicht von Druckmedien Expired - Fee Related DE69819096T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US928767 1997-09-12
US08/928,767 US6028318A (en) 1997-09-12 1997-09-12 Print media weight detection system

Publications (2)

Publication Number Publication Date
DE69819096D1 DE69819096D1 (de) 2003-11-27
DE69819096T2 true DE69819096T2 (de) 2004-07-22

Family

ID=25456719

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69819096T Expired - Fee Related DE69819096T2 (de) 1997-09-12 1998-03-31 Detektionssystem für das Gewicht von Druckmedien

Country Status (4)

Country Link
US (1) US6028318A (enExample)
EP (1) EP0902332B1 (enExample)
JP (1) JPH11147630A (enExample)
DE (1) DE69819096T2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6254081B1 (en) * 1999-06-03 2001-07-03 Hewlett-Packard Company Regulating vacuum hold of media in a printer
US6163662A (en) * 1999-07-06 2000-12-19 Hewlett-Packard Company Image forming devices, fusing assemblies, and methods of forming an image using control circuitry to control fusing operations
DE19944753A1 (de) * 1999-09-19 2001-03-22 Karl Ritsert Vorrichtung und Verfahren zur Datenerfassung
US6547464B1 (en) * 1999-12-01 2003-04-15 Diebòld, Incorporated Automated transaction machine printer
US6388452B1 (en) 2000-04-20 2002-05-14 Hewlett-Packard Company Device for sensing media thickness using capacitance measurements
DE10040368C2 (de) * 2000-08-18 2002-12-12 Nexpress Solutions Llc Verfahren und Vorrichtung zur Einstellung von Einrichtungen zur Erzeugung von Teilfarbenbildern bei einer Mehrfarbendruckmaschine
US6411324B1 (en) 2000-10-18 2002-06-25 Hewlett-Packard Company Edge to edge printing method and apparatus for printers
US6485205B2 (en) 2000-12-19 2002-11-26 Hewlett-Packard Company Media weight sensor using an acoustic resonator
US6467977B2 (en) 2000-12-19 2002-10-22 Hewlett-Packard Company Media weight sensor using a resonant piezoelectric element
US6792807B2 (en) * 2001-04-23 2004-09-21 Cmd Corporation Method and apparatus for sensing a seal on a film
US6726357B2 (en) 2002-05-20 2004-04-27 Hewlett-Packard Development Company, L.P. Media identification system
US7048272B2 (en) * 2002-11-21 2006-05-23 Hewlett-Packard Development Company, L.P. Media qualification accessory and method
US7091427B2 (en) * 2003-01-28 2006-08-15 Hewlett-Packard Development Company, L.P. Apparatus using resonance of a cavity to determine mass of a load
US7145164B2 (en) * 2003-10-24 2006-12-05 Hewlett-Packard Development Company, L.P. Media routing control based on a characteristic of the media
JP2005208105A (ja) * 2004-01-20 2005-08-04 Oki Data Corp 画像形成装置、およびその画像形成方法
US7198265B2 (en) * 2004-08-31 2007-04-03 Lexmark International, Inc. Imaging apparatus including a movable media sensor
US7416183B2 (en) * 2005-06-06 2008-08-26 Pitney Bowes Inc. Postal weighing platform with integrated feeding and deskewing functions
US8854056B1 (en) 2012-09-13 2014-10-07 Cypress Semiconductor Corporation Capacitance sensing devices and methods
US9919540B1 (en) * 2016-12-15 2018-03-20 Zih Corp. Movable media guide for media processing devices
EP3412609B1 (en) * 2017-06-08 2024-04-17 Canon Production Printing Holding B.V. Image forming device and method of operating an image forming device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171034A (en) * 1961-12-21 1965-02-23 Tomasulo Walter Electro-optical control
GB1506231A (en) * 1975-03-25 1978-04-05 Forth Instr Apparatus for measuring irregular areas and thicknesses
US3968364A (en) * 1975-08-27 1976-07-06 Xerox Corporation Height sensing device
US4866984A (en) * 1985-10-04 1989-09-19 Measurex Corporation Sensor and system for continuous determination of paper strength
JPS6382314A (ja) * 1986-09-26 1988-04-13 Mita Ind Co Ltd 紙厚検知装置
US4937460A (en) * 1989-07-11 1990-06-26 Eaton Corporation Thickness sensor
JPH0350582A (ja) * 1989-07-18 1991-03-05 Nec Off Syst Ltd プリンタ装置
JPH03138677A (ja) * 1989-10-25 1991-06-13 Mita Ind Co Ltd 画像形成装置
US5204537A (en) * 1990-03-30 1993-04-20 Recognition Equipment Incorporated Thickness sensor comprising a leaf spring means, and a light sensor
US5138178A (en) * 1990-12-17 1992-08-11 Xerox Corporation Photoelectric paper basis weight sensor
JPH0743967A (ja) * 1993-07-31 1995-02-14 Ricoh Co Ltd 画像形成装置
US5962861A (en) * 1997-02-26 1999-10-05 Hewlett-Packard Company Sheet media weight detector and method

Also Published As

Publication number Publication date
DE69819096D1 (de) 2003-11-27
EP0902332B1 (en) 2003-10-22
US6028318A (en) 2000-02-22
EP0902332A1 (en) 1999-03-17
JPH11147630A (ja) 1999-06-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee