FR2791135B1 - Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre - Google Patents

Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre

Info

Publication number
FR2791135B1
FR2791135B1 FR9903247A FR9903247A FR2791135B1 FR 2791135 B1 FR2791135 B1 FR 2791135B1 FR 9903247 A FR9903247 A FR 9903247A FR 9903247 A FR9903247 A FR 9903247A FR 2791135 B1 FR2791135 B1 FR 2791135B1
Authority
FR
France
Prior art keywords
pavers
opacity
implementing
free
visual test
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
FR9903247A
Other languages
English (en)
Other versions
FR2791135A1 (fr
Inventor
Cyrille Mouillor
Remy Antoine Conti
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.)
Gemplus SA
Original Assignee
Gemplus Card International SA
Gemplus SA
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 Gemplus Card International SA, Gemplus SA filed Critical Gemplus Card International SA
Priority to FR9903247A priority Critical patent/FR2791135B1/fr
Priority to AU31720/00A priority patent/AU3172000A/en
Priority to PCT/FR2000/000548 priority patent/WO2000055604A1/fr
Publication of FR2791135A1 publication Critical patent/FR2791135A1/fr
Application granted granted Critical
Publication of FR2791135B1 publication Critical patent/FR2791135B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8803—Visual inspection
    • 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
    • A63F3/065—Tickets or accessories for use therewith
    • A63F3/0665—Tickets or accessories for use therewith having a message becoming legible after rubbing-off a coating or removing an adhesive layer

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
FR9903247A 1999-03-16 1999-03-16 Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre Expired - Fee Related FR2791135B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9903247A FR2791135B1 (fr) 1999-03-16 1999-03-16 Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre
AU31720/00A AU3172000A (en) 1999-03-16 2000-03-03 Method for visually testing opacity of scratch-off tiles and implementing device
PCT/FR2000/000548 WO2000055604A1 (fr) 1999-03-16 2000-03-03 Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9903247A FR2791135B1 (fr) 1999-03-16 1999-03-16 Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre

Publications (2)

Publication Number Publication Date
FR2791135A1 FR2791135A1 (fr) 2000-09-22
FR2791135B1 true FR2791135B1 (fr) 2001-04-20

Family

ID=9543258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9903247A Expired - Fee Related FR2791135B1 (fr) 1999-03-16 1999-03-16 Procede de test visuel d'opacite de paves grattables et dispositif de mise en oeuvre

Country Status (3)

Country Link
AU (1) AU3172000A (fr)
FR (1) FR2791135B1 (fr)
WO (1) WO2000055604A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4224513A (en) * 1978-04-06 1980-09-23 Measurex Corporation Apparatus for the on-line measurement of the opacity of a paper sheet
GB2068537B (en) * 1980-02-04 1984-11-14 Energy Conversion Devices Inc Examining biological materials
US4380396A (en) * 1980-12-29 1983-04-19 Consolidated Papers, Inc. Method and apparatus for measuring the opacity of sheet material
JP2703326B2 (ja) * 1989-04-11 1998-01-26 新日本製鐵株式会社 物質の透過率の測定方法
WO1990016099A1 (fr) * 1989-06-14 1990-12-27 Australian Electro Optics Pty Ltd Laser a semi-conducteurs couple par un faisceau de fibres optiques, pompe par des diodes, refroidi par un fluide et optiquement commute
US5369494A (en) * 1993-04-12 1994-11-29 X-Rite, Incorporated Portable scanning colorimeter
GB9403237D0 (en) * 1994-02-19 1994-04-13 Wiggins Teape Group The Limite Lottery ticket paper

Also Published As

Publication number Publication date
FR2791135A1 (fr) 2000-09-22
AU3172000A (en) 2000-10-04
WO2000055604A1 (fr) 2000-09-21

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091130