GB2250848B - Acoustic coin validation - Google Patents

Acoustic coin validation

Info

Publication number
GB2250848B
GB2250848B GB9020729A GB9020729A GB2250848B GB 2250848 B GB2250848 B GB 2250848B GB 9020729 A GB9020729 A GB 9020729A GB 9020729 A GB9020729 A GB 9020729A GB 2250848 B GB2250848 B GB 2250848B
Authority
GB
United Kingdom
Prior art keywords
acoustic
coin validation
coin
validation
acoustic coin
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
GB9020729A
Other versions
GB9020729D0 (en
GB2250848A (en
Inventor
Graham John St Clair Assinder
Edmond Peter Sparks
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research Ltd
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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9020729A priority Critical patent/GB2250848B/en
Publication of GB9020729D0 publication Critical patent/GB9020729D0/en
Publication of GB2250848A publication Critical patent/GB2250848A/en
Application granted granted Critical
Publication of GB2250848B publication Critical patent/GB2250848B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency
    • G07D5/04—Testing the weight
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Coins (AREA)
GB9020729A 1990-09-24 1990-09-24 Acoustic coin validation Expired - Fee Related GB2250848B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9020729A GB2250848B (en) 1990-09-24 1990-09-24 Acoustic coin validation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9020729A GB2250848B (en) 1990-09-24 1990-09-24 Acoustic coin validation

Publications (3)

Publication Number Publication Date
GB9020729D0 GB9020729D0 (en) 1990-11-07
GB2250848A GB2250848A (en) 1992-06-17
GB2250848B true GB2250848B (en) 1994-10-19

Family

ID=10682640

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9020729A Expired - Fee Related GB2250848B (en) 1990-09-24 1990-09-24 Acoustic coin validation

Country Status (1)

Country Link
GB (1) GB2250848B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2278946A (en) * 1993-03-18 1994-12-14 Comercial Cocamatic S A Electronic coin selectors
GB2284293B (en) * 1993-11-30 1998-06-03 Mars Inc Article classifying method and apparatus
GB2288266B (en) * 1994-03-29 1997-07-02 Mars Inc Coin validation
GB2300746B (en) * 1995-05-09 1999-04-07 Mars Inc Validation
GB2331828B (en) * 1997-11-28 2001-08-08 Mars Inc Currency validation apparatus and method
EP1324280A1 (en) 2001-12-28 2003-07-02 Mars Incorporated Method and apparatus for classifying currency articles
DE102004038153B4 (en) * 2004-08-06 2006-05-11 National Rejectors, Inc. Gmbh Method for testing coins for authenticity in a coin device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1312195A (en) * 1970-11-23 1973-04-04 Mars Inc Coin selector
GB2224590A (en) * 1988-11-05 1990-05-09 Plessey Co Plc Coin validation apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1312195A (en) * 1970-11-23 1973-04-04 Mars Inc Coin selector
GB2224590A (en) * 1988-11-05 1990-05-09 Plessey Co Plc Coin validation apparatus

Also Published As

Publication number Publication date
GB9020729D0 (en) 1990-11-07
GB2250848A (en) 1992-06-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040924