GB2141253B - Thrust bearer element for a watermark testing apparatus - Google Patents

Thrust bearer element for a watermark testing apparatus

Info

Publication number
GB2141253B
GB2141253B GB08411220A GB8411220A GB2141253B GB 2141253 B GB2141253 B GB 2141253B GB 08411220 A GB08411220 A GB 08411220A GB 8411220 A GB8411220 A GB 8411220A GB 2141253 B GB2141253 B GB 2141253B
Authority
GB
United Kingdom
Prior art keywords
testing apparatus
bearer element
thrust
watermark testing
watermark
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
Application number
GB08411220A
Other languages
English (en)
Other versions
GB2141253A (en
GB8411220D0 (en
Inventor
Peter H Gerloff
Hans U Klippert
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Publication of GB8411220D0 publication Critical patent/GB8411220D0/en
Publication of GB2141253A publication Critical patent/GB2141253A/en
Application granted granted Critical
Publication of GB2141253B publication Critical patent/GB2141253B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G07D7/128—Viewing devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/022—Viewing apparatus
    • G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/003—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using security elements
    • G07D7/0034—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using security elements using watermarks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Road Signs Or Road Markings (AREA)
  • Measuring Fluid Pressure (AREA)
GB08411220A 1983-05-25 1984-05-02 Thrust bearer element for a watermark testing apparatus Expired GB2141253B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19838315274U DE8315274U1 (de) 1983-05-25 1983-05-25 Druckaufnahmekoerper fuer ein pruefgeraet

Publications (3)

Publication Number Publication Date
GB8411220D0 GB8411220D0 (en) 1984-06-06
GB2141253A GB2141253A (en) 1984-12-12
GB2141253B true GB2141253B (en) 1986-05-21

Family

ID=6753631

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08411220A Expired GB2141253B (en) 1983-05-25 1984-05-02 Thrust bearer element for a watermark testing apparatus

Country Status (4)

Country Link
DE (1) DE8315274U1 (de)
FR (1) FR2551238B1 (de)
GB (1) GB2141253B (de)
NL (1) NL8401264A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8714377U1 (de) * 1987-10-29 1987-12-10 Schwäbische Albumfabrik GmbH & Co KG, 72762 Reutlingen Gerät zur Betrachtung bzw. Prüfung von Wertzeichen oder -marken, insbesondere Briefmarken

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191229747A (en) * 1912-12-24 1913-12-24 Edward Lavington New or Improved Apparatus for use in Testing or Examining Cheques or other Documents to Detect Alterations or other Irregularities.
AT321009B (de) * 1973-07-10 1975-03-10 Gao Ges Automation Org Einrictung zur halbautomatischen visuellen Prüfung von Banknoten od.dgl. auf Echtheit
CH640356A5 (fr) * 1981-02-27 1983-12-30 Bahes M A P Dispositif permettant l'observation d'une image portee par un support transparent.

Also Published As

Publication number Publication date
GB2141253A (en) 1984-12-12
NL8401264A (nl) 1984-12-17
FR2551238A1 (fr) 1985-03-01
DE8315274U1 (de) 1983-11-03
GB8411220D0 (en) 1984-06-06
FR2551238B1 (fr) 1988-11-18

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920502