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| Number | Title | Issue Date |
| 7185750 | Coin distinguishing method and device A coin distinguishing method capable of concurrently picking up the images of the surface and the side of a coin by using two light sources, downsizing a device, and providing high-accuracy coin distinguishing. The side of a coin (C) falling through a coin passage (... | 03/06/2007 |
| 6785412 | Coin-type determining device The coin-type determining device, for determining the presence or absence of inclined notches formed on the circumferential surface of the coin transferred through a coin transfer path, comprises: a plurality of notch detecting devices provided separately from each ... | 08/31/2004 |
| 5839563 | Coin discriminating apparatus A coin discriminating apparatus includes a plurality of light emitting elements, an area sensor for optically detecting light reflected by the coin and producing pattern data of the coin, a mirror member provided on one side portion of the coin along the ... | 11/24/1998 |
| 5797475 | Coin validation Coin validation apparatus comprising a coin path (2, 5, 6); an impact element (14) disposed in the coin path to be contacted by a coin (10); an impact transducer (8) arranged to generate an output signal in dependence on vibration of the impact element (1... | 08/25/1998 |
| 5383546 | Device for the detection of a foreign body in a coin channel For detecting a foreign body, as, for instance, a thread (3) or a wire in a coin channel (10) or for the recognition of the edge outline of coins moving along the guide channel, a photoelectric detector (1, 2) monitors the coin channel (10) (FIG. 1).... | 01/24/1995 |
| 5236074 | Method and a means for recognizing a coin An optical coin detector uses the spatial and/or temporal periodic modulation imparted to incident light which is reflected from the coin due to the combined effect of the stamping on the coin and its motion past a detection area. Detection of modulated, ... | 08/17/1993 |
| 4681204 | Device for counting and sorting coins belonging to a set of coins A device for counting and sorting coins belonging to a set of coins with a guideway 8 tangentially connected to a horizontal coin plate 3 is to be developed for separating foreign coins 11' through a sort-out opening 16. To this end, and behind a coin ide... | 07/21/1987 |
| 4271952 | Serration detector The selector assembly includes a support plate and a rail that directs a coin into a coin serration detector assembly. The serration detector assembly includes a body pivotally mounted to the support plate, and a coil spring having one end attached to the... | 06/09/1981 |
| 4172222 | Optoelectric coin edge testing device A coin testing device for discriminating between an acceptable coin and an unacceptable coin of similar diameter but having a different edge characteristic. The device comprises a coin passageway defining a path along which coins pass through the device. ... | 10/23/1979 |
| 4143750 | Serration detector The selector assembly includes a support plate and a rail that directs a coin into a coin serration detector assembly. The serration detector assembly includes a body pivotally mounted to the support plate, and a wire feeler attached to the body and provi... | 03/13/1979 |
| 4089400 | Coin testing device A coin testing device for discriminating between acceptable coins and unacceptable coins and slugs, includes an infeed chute along which coins are fed, and a plurality of light emitting and associated light sensitive devices associated with the chute for ... | 05/16/1978 |
| 4000800 | Electromechanical interlock device for a vending machine An electromechanical interlock device is interposed between an electrical credit system and a mechanical product dispenser. In preferred form, the interlock device includes a solenoid electrically connected to the credit system, and a drive cam adapted to... | 01/04/1977 |
