DE3381457D1 - Selbstabstimmende niederfrequente phasenverschiebende muenzpruefmethode und -vorrichtung. - Google Patents
Selbstabstimmende niederfrequente phasenverschiebende muenzpruefmethode und -vorrichtung.Info
- Publication number
- DE3381457D1 DE3381457D1 DE8383305642T DE3381457T DE3381457D1 DE 3381457 D1 DE3381457 D1 DE 3381457D1 DE 8383305642 T DE8383305642 T DE 8383305642T DE 3381457 T DE3381457 T DE 3381457T DE 3381457 D1 DE3381457 D1 DE 3381457D1
- Authority
- DE
- Germany
- Prior art keywords
- coin
- self
- testing method
- frequency phase
- tuning low
- 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 - Lifetime
Links
- 238000012360 testing method Methods 0.000 title 1
- 230000005672 electromagnetic field Effects 0.000 abstract 2
- 230000010363 phase shift Effects 0.000 abstract 2
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
- G07D5/08—Testing the magnetic or electric properties
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Coins (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/428,467 US4493411A (en) | 1982-09-29 | 1982-09-29 | Self tuning low frequency phase shift coin examination method and apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3381457D1 true DE3381457D1 (de) | 1990-05-17 |
Family
ID=23699016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383305642T Expired - Lifetime DE3381457D1 (de) | 1982-09-29 | 1983-09-22 | Selbstabstimmende niederfrequente phasenverschiebende muenzpruefmethode und -vorrichtung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4493411A (de) |
EP (1) | EP0110510B1 (de) |
JP (1) | JPS5990188A (de) |
AT (1) | ATE51973T1 (de) |
CA (1) | CA1206225A (de) |
DE (1) | DE3381457D1 (de) |
HK (1) | HK69695A (de) |
SG (1) | SG4593G (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60262292A (ja) * | 1984-06-08 | 1985-12-25 | 株式会社田村電機製作所 | 硬貨検査装置 |
CH664839A5 (de) * | 1984-09-06 | 1988-03-31 | Sodeco Compteurs De Geneve | Einrichtung zur pruefung von muenzen verschiedener werte. |
GB8500220D0 (en) * | 1985-01-04 | 1985-02-13 | Coin Controls | Discriminating between metallic articles |
US4899392A (en) * | 1987-12-03 | 1990-02-06 | Cing Corporation | Method and system for objectively grading and identifying coins |
US5133019A (en) * | 1987-12-03 | 1992-07-21 | Identigrade | Systems and methods for illuminating and evaluating surfaces |
US4998610A (en) * | 1988-09-19 | 1991-03-12 | Said Adil S | Coin detector and counter |
US4936435A (en) * | 1988-10-11 | 1990-06-26 | Unidynamics Corporation | Coin validating apparatus and method |
JPH0731324Y2 (ja) * | 1989-04-21 | 1995-07-19 | サンデン株式会社 | 硬貨判別装置 |
US5097934A (en) * | 1990-03-09 | 1992-03-24 | Automatic Toll Systems, Inc. | Coin sensing apparatus |
US5379875A (en) * | 1992-07-17 | 1995-01-10 | Eb Metal Industries, Inc. | Coin discriminator and acceptor arrangement |
US5579886A (en) * | 1993-10-21 | 1996-12-03 | Kabushiki Kaisha Nippon Conlux | Coin processor |
GB2359176B (en) * | 2000-02-09 | 2002-08-28 | Tetrel Ltd | Coin validation arrangement |
US20110001064A1 (en) * | 2002-06-06 | 2011-01-06 | Howard Letovsky | Self tuning frequency generator |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57278B2 (de) * | 1972-09-08 | 1982-01-06 | ||
GB1443945A (en) * | 1972-10-12 | 1976-07-28 | Mars Inc | Phase sensitive coin distrimination method and apparatus |
FR2305809A1 (fr) * | 1975-03-25 | 1976-10-22 | Crouzet Sa | Dispositif d'authentification de titres monetaires |
JPS5375998A (en) * | 1976-12-16 | 1978-07-05 | Sanyo Jido Hanbaiki Kk | Coin selecting device |
US4349095A (en) * | 1977-02-19 | 1982-09-14 | P A Management Consultants Limited | Coin discriminating apparatus |
US4359148A (en) * | 1980-10-28 | 1982-11-16 | Third Wave Electronics Company, Inc. | Coin acceptor or rejector |
US4398626A (en) * | 1981-08-21 | 1983-08-16 | Mars, Inc. | Low frequency phase shift coin examination method and apparatus |
-
1982
- 1982-09-29 US US06/428,467 patent/US4493411A/en not_active Expired - Lifetime
-
1983
- 1983-09-15 CA CA000436772A patent/CA1206225A/en not_active Expired
- 1983-09-22 EP EP83305642A patent/EP0110510B1/de not_active Expired - Lifetime
- 1983-09-22 AT AT83305642T patent/ATE51973T1/de not_active IP Right Cessation
- 1983-09-22 DE DE8383305642T patent/DE3381457D1/de not_active Expired - Lifetime
- 1983-09-29 JP JP58179495A patent/JPS5990188A/ja active Pending
-
1993
- 1993-01-12 SG SG45/93A patent/SG4593G/en unknown
-
1995
- 1995-05-04 HK HK69695A patent/HK69695A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4493411A (en) | 1985-01-15 |
HK69695A (en) | 1995-05-12 |
EP0110510A2 (de) | 1984-06-13 |
CA1206225A (en) | 1986-06-17 |
EP0110510A3 (en) | 1985-09-18 |
ATE51973T1 (de) | 1990-04-15 |
JPS5990188A (ja) | 1984-05-24 |
EP0110510B1 (de) | 1990-04-11 |
SG4593G (en) | 1993-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |