GB1401363A - Electronic coin tester - Google Patents
Electronic coin testerInfo
- Publication number
- GB1401363A GB1401363A GB3034372A GB3034372A GB1401363A GB 1401363 A GB1401363 A GB 1401363A GB 3034372 A GB3034372 A GB 3034372A GB 3034372 A GB3034372 A GB 3034372A GB 1401363 A GB1401363 A GB 1401363A
- Authority
- GB
- United Kingdom
- Prior art keywords
- field winding
- coin
- windings
- peak
- peaks
- 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
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
- G07D5/08—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)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712133725 DE2133725A1 (de) | 1971-07-07 | 1971-07-07 | Elektronischer muenzpruefer |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1401363A true GB1401363A (en) | 1975-07-16 |
Family
ID=5812896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3034372A Expired GB1401363A (en) | 1971-07-07 | 1972-06-28 | Electronic coin tester |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5517998B1 (de) |
CH (1) | CH538742A (de) |
DE (1) | DE2133725A1 (de) |
FR (1) | FR2144698B1 (de) |
GB (1) | GB1401363A (de) |
IT (1) | IT960567B (de) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4124111A (en) * | 1975-12-02 | 1978-11-07 | Nippon Coinco Co. Ltd. | Coin inspecting apparatus |
GB2165650A (en) * | 1984-04-09 | 1986-04-16 | Dennis Amerena Parker | Method and apparatus for the quantative and qualitative measurement of small metal particles |
EP0202378A2 (de) * | 1985-05-17 | 1986-11-26 | Matsushita Electric Industrial Co., Ltd. | Münzauswahlvorrichtung |
GB2184279A (en) * | 1985-12-13 | 1987-06-17 | Jofemar Sa | Electronic coin selector |
US5244070A (en) * | 1992-03-04 | 1993-09-14 | Duncan Industries Parking Control Systems Corp. | Dual coil coin sensing apparatus |
US5273151A (en) * | 1992-03-23 | 1993-12-28 | Duncan Industries Parking Control Systems Corp. | Resonant coil coin detection apparatus |
US6227343B1 (en) | 1999-03-30 | 2001-05-08 | Millenium Enterprises Ltd. | Dual coil coin identifier |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2538934A1 (fr) * | 1982-12-30 | 1984-07-06 | Flonic Sa | Dispositif de controle de l'authenticite de pieces de monnaie |
JPS63205471A (ja) * | 1987-02-19 | 1988-08-24 | Sanden Corp | 容量可変圧縮機 |
-
1971
- 1971-07-07 DE DE19712133725 patent/DE2133725A1/de active Pending
-
1972
- 1972-05-03 CH CH659972A patent/CH538742A/de not_active IP Right Cessation
- 1972-05-19 IT IT1267172A patent/IT960567B/it active
- 1972-06-28 GB GB3034372A patent/GB1401363A/en not_active Expired
- 1972-06-30 FR FR7223695A patent/FR2144698B1/fr not_active Expired
- 1972-07-07 JP JP6811172A patent/JPS5517998B1/ja active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4124111A (en) * | 1975-12-02 | 1978-11-07 | Nippon Coinco Co. Ltd. | Coin inspecting apparatus |
GB2165650A (en) * | 1984-04-09 | 1986-04-16 | Dennis Amerena Parker | Method and apparatus for the quantative and qualitative measurement of small metal particles |
EP0202378A2 (de) * | 1985-05-17 | 1986-11-26 | Matsushita Electric Industrial Co., Ltd. | Münzauswahlvorrichtung |
EP0202378A3 (en) * | 1985-05-17 | 1987-08-19 | Matsushita Electric Industrial Co., Ltd. | Coin selection apparatus |
GB2184279A (en) * | 1985-12-13 | 1987-06-17 | Jofemar Sa | Electronic coin selector |
GB2184279B (en) * | 1985-12-13 | 1989-11-15 | Jofemar Sa | Electronic coin selector |
US5244070A (en) * | 1992-03-04 | 1993-09-14 | Duncan Industries Parking Control Systems Corp. | Dual coil coin sensing apparatus |
US5273151A (en) * | 1992-03-23 | 1993-12-28 | Duncan Industries Parking Control Systems Corp. | Resonant coil coin detection apparatus |
US6227343B1 (en) | 1999-03-30 | 2001-05-08 | Millenium Enterprises Ltd. | Dual coil coin identifier |
Also Published As
Publication number | Publication date |
---|---|
IT960567B (it) | 1973-11-30 |
CH538742A (de) | 1973-06-30 |
FR2144698B1 (de) | 1976-08-06 |
JPS5517998B1 (de) | 1980-05-15 |
FR2144698A1 (de) | 1973-02-16 |
DE2133725A1 (de) | 1973-01-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |