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WO/2002/021461A2 |
A coin sorting apparatus and method uses a light source (50) disposed on one side of the coin path (23); a coin moving member (21) of light transmissive material; a coin path insert (41) having at least a portion the is light transmissiv...
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WO/2002/006044A1 |
The invention concerns a method which consists in subjecting a batch of polymetallic parts to a heat cycle comprising at least a phase during which the interface (4) is compressed by differential expansion of the components (2, 3) of the...
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WO/2002/001511A1 |
The invention relates to a mechanical coin-testing device comprising a coin channel with a lower runner, upon which a coin to be tested rolls and an upper runner that contains a recess and supports the coin as it rolls. A magnet assembly...
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WO/2001/091063A1 |
A coin discriminator analyses an edge pattern of a coin (10) moving past a sensor (20). The sensor comprises an optical source (30) for emitting light (30') onto an edge (40) of the coin and an optical receiver (50) for receiving light r...
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WO/2001/059714A1 |
A coin-validation arrangement in which a wavelet analysis is used to derive accurate information from signals related to coin sensors placed in the path of an input coin, this information being compared with corresponding information rel...
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WO/2001/055974A1 |
A capacitance sensor measures a coin to determine geometrical parameters thereof and to allow assessment of different geometrical parameters of a coin which influence the measured capacitance. In a preferred arrangement, a mechanical arr...
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WO/2001/029785A1 |
High-frequency electromagnetic fields are applied to a coin (10) using eddy-current coils (2), and the changes in impedance of the eddy-current coils due to the influence of eddy currents induced in the coin by the high-frequency fields ...
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WO/2001/029784A1 |
Recess/projection information produced by punched patterns on a coin surface is detected, and features of the punched patterns represented by the recess/projection information are taken as a histogram expressing the distribution of the r...
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WO/2001/003076A1 |
Coin validation can be advantageously improved by transforming measured data values associated with coin characteristics from a first geometric space to a second geometric space, in which the transformed values in the second geometric sp...
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WO/2000/060550A1 |
The coin identification device comprises a gravity fed chute structure having an opening for receiving a coin to be identified. A wake-up circuit activates two coin sensing circuits, each having an oscillator with a particular coil arran...
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WO/2000/052652A1 |
A mobile cart (102) for inventorying monies collected from a coin operated machine (10). The mobile cart includes a receptacle (110) for receiving and storing inventoried monies, a data reception device (32), and a weight measuring devic...
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WO/2000/051085A1 |
The pattern on a coin slotted through a coin slotting part (2) is recognized by a sensor part (3). The time during which the pattern is examined is measured by time measuring means (11). The measured time is compared with a judgment valu...
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WO/2000/048137A1 |
A coin discriminating device has a first camera (70) for producing a first image of a first surface of a coin (15), a second camera (80) for producing a second image of a second surface of the coin (15), and a processor (90), e.g. a comp...
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WO/2000/048138A1 |
An acceptor for money items such as coins or banknotes produces a money item parameter signal x¿1? as a function of a sensed characteristic of a money item. A store (12) provides data which defines a window corresponding to a normal acc...
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WO/2000/043961A1 |
The invention relates to a method and a device for validating and characterizing coins, comprising partial illumination of the edge of the coin (1) using a collimated light beam (6) with a rectangular section that hits the edge of the co...
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WO/2000/041143A1 |
A coin discriminating device has light emitting means (1) for projecting light (2) onto a surface of a coin (3), optical sensor means (4) for detecting light reflected from the coin, and processig means (5) for determining a type of the ...
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WO/2000/034924A1 |
The invention relates to a device for identifying coins on the basis of their diameter. The value of the coin can be identified by means of a plate-shaped base part (1) having a recessed section (2) which is delimited by two sides (3, 4)...
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WO/2000/033262A1 |
A method of deriving a classification for classifying items of currency into two or more classes comprises measuring known samples for each class, selecting a function corresponding to a non-linear mapping of the feature vector space to ...
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WO/2000/026858A1 |
The method uses a computer whose software contains a coin management menu for determining whether the coins being used as means of payment form part of an acceptable assortment of coins and for identifying said coins with the aid of an a...
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WO/2000/026859A1 |
A sensor (S1) for a coin acceptor includes an inductor (L1) connected in a series resonant circuit. The sensor coils are arranged in a series resonant configuration with the resonant capacitance made up of two identical capacitors (C1, C...
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WO/2000/025274A1 |
A coin discriminating device has first and second coils (10, 20) positioned to induce and detect eddy currents in an outer ring (40) and an inner disk (50), respectively, of a bimetallic coin (30). A storage device is adapted to store co...
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WO/2000/023951A1 |
A method and apparatus for identifying a coin (15) in free fall employs a coin sensor (20) that has a pair of drive coils (22, 24) for generating a horizontally elongated magnetic field across a free-fall path of the coin. The drive coil...
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WO/2000/010138A1 |
Coins are validated and denominated by comparing the varying singals from the coin sensors and checking that a predetermined relationship between them is maintained as the coin moves past the sensors. Similar techniques can be used for b...
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WO/2000/010246A1 |
A coin validator tests a coin using a pair of coils coupled in an oscillator circuit which is arranged to drive both the coils concurrently at two separate frequencies without interference therebetween, each frequency signal being influe...
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WO/1999/049423A1 |
An apparatus for receiving and accepting tokens, such as coins or notes, the apparatus performing a calibration to a new type of token at its position of normal use. During the calibration, tokens of the new type are used for narrowing c...
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WO/1999/048059A1 |
A method and device for detecting a coin, wherein one of a plurality of coils (1a, 1b, 1c) is selectively connected to an oscillation unit (4) via a switching unit (2) and a coin is detected based on an output from an oscillation circuit...
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WO/1999/048058A1 |
A system for processing mixed coins including coins from a first coin set and coins from a second coin set is set forth. The coin processing system includes a coin set discrimination device including a coin input region in which the mixe...
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WO/1999/044176A1 |
A method and device for checking a coin for forgery by means of a difference in an uneven pattern on a coin surface, wherein an exciting coil is disposed in the vicinity of a passage wall on one side of a coin passage inclined at a prese...
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WO/1999/039311A1 |
A coin discriminator has a coin path (3) along which a coin (5) containing a first and a second portion (13a, 13b) made of different metals and/or metal alloys is arranged to pass; coil means (1a, 1b) positioned adjacent to the coin path...
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WO/1999/039301A1 |
A read head (30) for a Wiegand wire (22) has two C-shaped ferro-magnetic yokes (40, 42) in lateral alignment with one another, two magnets (36, 38) sandwiched between respective first and second legs (32a, 32b) of the yokes, and a pickup...
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WO/1999/030288A1 |
A Wiegand token essentially is comprised of a disk-like token body that has two substantially flat surfaces, one of the flat surface including a groove, for example, a circular groove, therein, and a Wiegand wire is embedded within the g...
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WO/1999/023616A1 |
A coin acceptor includes sensor coil units (C1, C2, C3, C4) small enough to sense respective different regions of the face of a coin (8) as it moves past them, so as to produce time varying sensor outputs (x1(a), x2(a), x2(f), x3(a), x4(...
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WO/1999/023615A1 |
A coin acceptor is configured to detect a coin of a given denomination which includes regions that present respective distinctive inductive characteristics, such as a bimetallic coin e.g. the new UK £2.00 coin (8) which has different me...
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WO/1999/012130A1 |
Method and apparatus for the identification of metal disc-shaped pieces, specially applicable to coins, comprised of a core and a crown of different compositions, consisting in measuring the peak P¿1? of the electric signal produced by ...
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WO/1999/006965A1 |
Method for identifying disk-sheet metal parts having a central orifice by means of a selector which includes optical sensors (3, 4) and an electromagnetic sensor (5), consisting in obtaining and measuring characteristic values of the sig...
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WO/1999/000772A1 |
A coin discrimination apparatus and method is provided. Coins, preferably after cleaning, e.g. using a trommel (52), are singulated by a coin pickup assembly configured to reduce jamming. A coin rail (56) assists in providing separation ...
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WO/1998/055967A1 |
Coin sensor system for automatic vending machines, used preferably in all automatic machines and apparatus which are operated by inserting coins and which are power supplied by batteries. The sensor system comprises a metal body (3) inte...
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WO/1998/037522A1 |
An oval-shaped sensor is used to measure the material content of the outer ring of a bicolour coin, the coil being mounted on a ferrite whose inner portion has a diameter which is wider than the inner disc of the bicolour coin so that ed...
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WO/1998/037523A1 |
A device for validating a coin comprises an electro-magnetic sensor, means for monitoring a first signal generated by the sensor and means for deriving a measurement from a second signal generated by the sensor. The event of the first si...
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WO/1998/020464A1 |
Coin discriminator system configured like a massive body (4) integraly incorporated into one of the walls (2) of the passage channel for coins (3) projecting slightly with respect to the level of the wall towards the passage channel, a t...
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WO/1998/014910A1 |
A method and apparatus for discriminating between coins in free fall is disclosed. A coin sensor (20) employing a substantially linear, substantially horizontal magnetic field is used to obtain a digital signature of a free falling coin ...
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WO/1998/005008A1 |
A coin validation mechanism for evaluating coins and the like inserted therein and for validating acceptable coins includes a coin chute defining a coin path and a sensor for evaluating the type of material of which the object in the coi...
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WO/1998/000813A2 |
A coin discrimination apparatus and method is provided. Coins, preferably after cleaning, e.g. using a trommel (52), are singulated by a coin pickup assembly configured to reduce jamming. A coin rail (56) assists in providing separation ...
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WO/1998/000814A1 |
A coin discriminating device which provides for positive transport of coins past a sensor is provided. In one embodiment, a rotating disk (216), slightly inclined to the vertical, includes a plurality of pockets (224a-2241) for receiving...
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WO/1997/046984A1 |
A coin validator is calibrated by inserting a calibration key (K) different from coins to be validated in a static position in the validator such that eddy currents are induced in the key by operation of its sensor coils (C1, C2, C3) so ...
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WO/1997/044760A1 |
A method of coin testing is provided in which a laser beam (13) is directed onto a face of a coin (4) and a laser detector (3) is used to detect where the laser beam is intercepted by the coin and where the laser beam is not intercepted ...
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WO/1997/038400A1 |
The device proposed includes a channel, with a lower and an upper wall, along which a coin moves, lying on the lower wall, past at least one inductive sensor with a coil (S). The coil (S) is fed with a first current (I1) from a first pow...
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WO/1997/035286A1 |
The invention concerns a coin-checking arrangement in which, during checking, the coins (1) move progressively along a side wall (6) of a coin channel (2) and past two coil halves (4a, 4b) which are disposed opposite each other either si...
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WO/1997/029460A1 |
A coin diameter measuring circuit uses a pair of coils coupled in the feedback path of an oscillator so that the oscillator frequency is dependent upon the inductances of the coils and the mutual inductance therebetween. The coils are sw...
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WO/1997/027567A1 |
A coin validator (1) is operable in a set up mode prior to normal operation, in which initial window data (W) stored in its memory, is compared with data from a known true coin, and the initial window is progressively dragged and shrunk ...
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