Coin Testing TRIZ Cases

A coin dispensing apparatus employs a rebound member to extend the detection path, ensuring continuous signal output for small-diameter coins at high speeds.

Curved guide walls apply centripetal acceleration to stabilize coins, resolving electromagnetic coupling variations that cause jamming.

A data acquiring apparatus determines registration data acquisition region position using external tablet shape and printed pattern coordinates.

Dual pushing portions dislodge stuck coins from passage walls, resolving moisture-induced clogs that hinder reliable discharge.

Edge depressions embed luminescent substance to resolve mechanical stress and high-speed verification trade-offs.

A rotatable sorting head moves with a resilient pad to guide coins, reducing friction wear on the stationary components.

Combining optical and inductive sensors allows accurate validation of coins with holes or dissimilar metals that cause inconsistent waveforms.

A coin storage apparatus executes replenishment operations by recognizing outgoing coin denominations and selectively storing them in a secondary unit.

Multi-wavelength coin imaging sensor assemblies capture detailed optical data from moving coins to enable accurate authentication and denomination.

A coin feeding machine uses a removal section to separate out-of-range coins from the transport path.

A coin handling apparatus uses a recognition unit and dedicated ejection sections to process deposited currency.

An adjustable rotor replaces multiple fixed units to handle varying coin thicknesses, while dual optical beams prevent fraud.

Weighted error correlation coefficients analyze magnetic and optical signals to distinguish genuine coins from counterfeits despite wear variations.

Rotating screw-like members displace standing coins laterally to topple them, eliminating Tawara state congestion and Keirin rotation on the conveying belt.

Segmented light sources at varying angles illuminate passing coins, reducing discrimination errors caused by surface reflectance variations.

Dual-colored illumination with a single photosensor determines coin fitness, resolving the trade-off between high throughput rates and measurement precision.

A coin singulation device uses an acceleration unit to adjust conveying speed based on detected coin type.

A coin recognition unit merges magnetic and optical sensors to detect denomination and surface stains.

An adjustable coin hopper presser prevents stuck coins and spring wear by dynamically managing the gap between the float and rotating disk.

Dual inductive branches form independent bridges excited by multi-tone signals to measure mutual impedance and detect coin properties.

A rotatable running rail compensates for mechanical distortion in coin acceptors to ensure reliable thickness testing.

A coin-roll handling device detects diameter and material characteristics using optical and impedance sensors.

Embedded codes enable non-destructive verification, avoiding time-consuming laboratory tests.

A coin disbursing apparatus uses parallel hopper arrays and a spring-propelled lever to project coins upward onto a conveying belt.

Embedding luminescent phosphor particles within cold-worked metal pores solves weak taggant adherence and magnetic signal masking in soft steel cores.

An offset sampling module samples signals at frequencies distinct from the fundamental to generate frequency domain data for item classification.

A magnetic detection device uses an excitation coil and spaced detection coils to identify bicolor coin features through induced voltage changes.

A coin discrimination apparatus uses a perpendicular flow path to reduce footprint while maintaining processing capability.

A coin diverter uses a driver to shift a member into three states, directing coins downstream or into distinct drop paths.

Segmented sensors detect core and ring parts separately to resolve measurement precision issues caused by structural unevenness at connecting portions.

Position sensors detect coin location to correct material detection data, stabilizing identification accuracy despite adjustable passage width.

A coin counting apparatus uses a rotating transfer plate and light beams to detect coins in a channel.

Lane-specific LEDs illuminate only the open compartment, resolving visibility issues during jam removal without increasing device complexity.

A coin sensor uses an electrical oscillator to detect coins in a payout path.

Horizontal integration of separating and feeding mechanisms with arc-shaped guides minimizes vibration, ensuring precise coin detection in compact designs.

Segmented lighting captures surface topography variations to resolve discrimination errors caused by aging coin reflectance changes.

Track-shaped air core coils on one substrate reduce sensitivity variations by ensuring smallest coins cross centerlines.

A casino apparatus uses a sensor to trigger image capture upon cavity access.

Encoder timing calculates coin positions to control diverter activation, resolving imprecise offsorting caused by traditional mechanical sensing.

Oscillator frequency and amplitude variations detect coin physical properties, resolving accuracy complexity trade-offs via simultaneous parameter assessment.

A coin identification device uses exciting and detection coils wound on a core body to measure signal levels for rapid object recognition.

Segmented conveyance belts resolve bulkiness by enabling vertical movement and accurate denomination sorting without requiring endless stretched belt systems.

A coin counting apparatus with a bad coin sorting unit detects and separates defective coins using embedded sensors.

Sensors measure voltage shifts from the dog-bone effect to determine plated layer thickness, resolving inconsistent plating issues.

A coin stay detecting sensor identifies stuck coins on the shoot face, triggering alerts that restore dispensing stability.

Removable receptacles in elongated sleeves automate coin sorting, reducing manual counting time.

Segmented coaxial coils within an E-shaped ferrite core resolve measurement precision trade-offs during rapid free-fall coin transit.

A self-service kiosk stacks casino chips in a uniform orientation for optical detection and weight verification.

A coin counting device uses inductors to measure frequency changes as coins pass through, identifying type and defect status simultaneously.

Dielectric separator between conductive inserts and outer ring generates distinct capacitance signatures.