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FR2700400B1 - Device for protection against dust and external particles, in particular for image detector. - Google Patents

Device for protection against dust and external particles, in particular for image detector.

Info

Publication number
FR2700400B1
FR2700400B1 FR9300215A FR9300215A FR2700400B1 FR 2700400 B1 FR2700400 B1 FR 2700400B1 FR 9300215 A FR9300215 A FR 9300215A FR 9300215 A FR9300215 A FR 9300215A FR 2700400 B1 FR2700400 B1 FR 2700400B1
Authority
FR
France
Prior art keywords
protection against
image detector
against dust
external particles
particles
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
FR9300215A
Other languages
French (fr)
Other versions
FR2700400A1 (en
Inventor
Jean-Marie Gatto
Dominique Bertrand
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.)
INT JEUX
Original Assignee
INT JEUX
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 INT JEUX filed Critical INT JEUX
Priority to FR9300215A priority Critical patent/FR2700400B1/en
Priority to AT93402201T priority patent/ATE166735T1/en
Priority to DK93402201T priority patent/DK0588695T3/en
Priority to DE69318785T priority patent/DE69318785T2/en
Priority to EP93402201A priority patent/EP0588695B1/en
Priority to ES93402201T priority patent/ES2118204T3/en
Priority to US08/121,503 priority patent/US5468943A/en
Priority to AU47350/93A priority patent/AU669383B2/en
Priority to JP5231851A priority patent/JPH06231293A/en
Priority to CN93119203A priority patent/CN1033879C/en
Publication of FR2700400A1 publication Critical patent/FR2700400A1/en
Application granted granted Critical
Publication of FR2700400B1 publication Critical patent/FR2700400B1/en
Priority to GR980401809T priority patent/GR3027631T3/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00909—Cleaning arrangements or preventing or counter-acting contamination from dust or the like
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
    • G06K13/02—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier having longitudinal dimension comparable with transverse dimension, e.g. punched card
    • G06K13/06—Guiding cards; Checking correct operation of card-conveying mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
    • H04N1/0311—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using an array of elements to project the scanned image elements onto the photodetectors
    • H04N1/0312—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using an array of elements to project the scanned image elements onto the photodetectors using an array of optical fibres or rod-lenses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
    • H04N1/0315—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using photodetectors and illumination means mounted on separate supports or substrates or mounted in different planes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
    • H04N1/0318—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light-source, a lens array and a photodetector array which are supported by a single-piece frame
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F3/00—Board games; Raffle games
    • A63F3/06—Lottos or bingo games; Systems, apparatus or devices for checking such games
    • A63F3/0625—Devices for filling-in or checking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/02404—Arrangements for mounting or supporting heads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03129—Transparent cover or transparent document support mounted on the head
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/0315—Details of integral heads not otherwise provided for
    • H04N2201/0317—Shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
FR9300215A 1992-09-17 1993-01-13 Device for protection against dust and external particles, in particular for image detector. Expired - Fee Related FR2700400B1 (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FR9300215A FR2700400B1 (en) 1993-01-13 1993-01-13 Device for protection against dust and external particles, in particular for image detector.
DK93402201T DK0588695T3 (en) 1992-09-17 1993-09-09 Improved device for analyzing information carriers
DE69318785T DE69318785T2 (en) 1992-09-17 1993-09-09 Improved device for analyzing information carriers
EP93402201A EP0588695B1 (en) 1992-09-17 1993-09-09 Improved device for the analysis of information supports
ES93402201T ES2118204T3 (en) 1992-09-17 1993-09-09 PERFECTED DEVICE FOR ANALYSIS OF DATA SUPPORTS.
AT93402201T ATE166735T1 (en) 1992-09-17 1993-09-09 IMPROVED DEVICE FOR ANALYZING INFORMATION CARRIERS
US08/121,503 US5468943A (en) 1992-09-17 1993-09-15 Device for analyzing information media with an elastically mounted image sensor
AU47350/93A AU669383B2 (en) 1992-09-17 1993-09-15 Improved device for analysing information media
JP5231851A JPH06231293A (en) 1992-09-17 1993-09-17 Analytical device of document
CN93119203A CN1033879C (en) 1992-09-17 1993-09-17 Improved device for analysing information media
GR980401809T GR3027631T3 (en) 1992-09-17 1998-08-12 Improved device for the analysis of information supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9300215A FR2700400B1 (en) 1993-01-13 1993-01-13 Device for protection against dust and external particles, in particular for image detector.

Publications (2)

Publication Number Publication Date
FR2700400A1 FR2700400A1 (en) 1994-07-13
FR2700400B1 true FR2700400B1 (en) 1995-04-14

Family

ID=9442976

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9300215A Expired - Fee Related FR2700400B1 (en) 1992-09-17 1993-01-13 Device for protection against dust and external particles, in particular for image detector.

Country Status (1)

Country Link
FR (1) FR2700400B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62262563A (en) * 1986-05-08 1987-11-14 Nec Corp Contact type image sensor
JP2684227B2 (en) * 1989-04-19 1997-12-03 三菱電機株式会社 Image sensor
US5153750A (en) * 1989-05-23 1992-10-06 Ricoh Company, Ltd. Image reading apparatus having a contact type image sensor device
US4991949A (en) * 1990-01-23 1991-02-12 Comar, Inc. Dust protection device for an image sensor
JPH0470053A (en) * 1990-07-09 1992-03-05 Mitsubishi Electric Corp Close-contact image sensor

Also Published As

Publication number Publication date
FR2700400A1 (en) 1994-07-13

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Legal Events

Date Code Title Description
CA Change of address
ST Notification of lapse