Transformers TRIZ Cases

A variable transformer modifies output current to trigger downstream protection devices.

Grounded shielding layers eliminate external voltage hazards in epoxy resin transformers, enabling compact designs with higher power density.

Corrects microwave transmission deviations by dynamically orienting antennas based on detected power, reducing leakage without complex positioning hardware.

Bonding copper foil to a base layer, etching the pattern, and plating a conductive layer reduces heat generation while improving charging efficiency.

A multifunctional current sensor integrates inner and external windings within a single housing to detect electrical quantities simultaneously.

Split reactance circuits balance winding potentials to reduce high induced voltage on metal parts caused by parasitic capacitance in wireless power systems.

Segmented primary coils with low impedance coupling isolate open circuit faults in one channel, preserving signal integrity across other channels.

Immersing AC coils in a liquid dielectric medium overcomes air insulation limits, enabling high voltage fault current limiting.

Asymmetric coil layout balances magnetic coupling to prevent differential signal degradation.

A compact NFC data carrier uses a magnetic core and coil set to enable wireless signal transmission.

Segmented primary bobbin collar prevents thermal stress cracks by allowing independent movement between resin and metal components during temperature cycling.

A dual-filler resin system in an ignition coil uses a softer outer resin to absorb thermal stress and dampen vibrations.

Validation circuit compares received control signals against threshold voltage to suppress inductive interference and parasitic coupling noise.

Multilayer common mode filter uses dummy lead portions to increase contact area between internal coils and external electrodes.

A center leg winding on a three-legged magnetic core increases inductance to reduce switching ripple.

A magnetic induction memory cell uses photo resistors to control internal field states for binary data retention.

Stacked ferrite cores with folded continuous windings compress transformer volume while managing temperature rise in UAVs.

A planar RF sensor PCB embeds a core ring to concentrate magnetic flux between the center conductor and sensor pads.

A coreless transformer uses four magnetically coupled coils with fixed spacing to transfer energy efficiently without a steel core.

An asymmetric multilayer common-mode choke coil reduces stray capacitance to attenuate common-mode noise below -20 dB while transmitting differential signals.

A coil component bonds a drum core to a planar core using an adhesive with filler particles that embed into the rough substrate surface.

Replacing soldering with conductive polymer bonding eliminates complex assembly and separate RF suppression resistors in ignition coils.

Partitioning lines driven by active feedback minimize capacitive coupling between Rogowski coil turns, restoring measurement accuracy at high frequencies.

Spiral land spacing reduces arcing across adjacent coil turns without enlarging the transformer dimensions.

Embeds mounting terminals into the side face of a multilayer element body to resolve low securing strength between the component and substrate.

A dual-coil inductor separates low and high power operations into distinct coils to eliminate mutual interference during magnetic energy transfer.

A powered shelf system uses primary inductors and a pusher mechanism to position product packages for efficient inductive power transfer.

Series coil and parallel resistor reduce conduction noise while minimizing power loss.

Resilient mounting members expand along tapered pins to clamp brittle ferrite tiles, eliminating high friction breakage risks during assembly.

Selective deposition of magnetic particles creates shielding layers that offset signal attenuation from metal surfaces, improving power transfer efficiency.

A multi-coil inductor array uses dielectric and ferromagnetic blocking layers to decouple adjacent windings.

A coupling toroid balances direct current components in nanocrystalline converter coils, reducing power losses.

A nonlinear resonance circuit expands bandwidth while maintaining high amplitude through Duffing equation dynamics.

Helical conductors generate 90-degree phase signals, resolving size constraints in low-field MRI systems.

A stacked flexible printed circuit board antenna uses conductive loop patterns and through holes to form a compact near field communication structure.

Electromagnetic latches replace hydraulic systems to reduce oil demand, while inductive coupling eliminates wire fatigue for reliable valve actuation.

Nested toroidal ferrite cores reduce lamp volume while maintaining electromagnetic field coupling efficiency.

Multiple-layered helical conductors with interlayer insulation reduce parasitic capacitance, improving impedance characteristics at MHz frequencies.

A ferrite composition enables low-temperature sintering compatible with silver conductors.

Cup-shaped base routes insulated primary wire along outer wall, maintaining clearance and creepage distances without increasing circuit board footprint.

A planar coil anchors its metal layer via a fixing tool inserted through voids, dissipating heat from high-frequency power to prevent thermal instability.

Segmented magnetic cylinders with air gaps increase leakage inductance, resolving low leakage issues that compromise system stability.

Segmented windings on multi-layer substrates reduce resistive losses and heat dissipation in DC-DC voltage converters.

Polygonal ferrite pieces with obtuse angles in a coil unit magnetic body prevent local heating from flux concentration while maintaining impact resistance.

Curved fitting grooves prevent lead wire cutting during perpendicular insertion, preserving insulation and durability against thermal stress.

A common mode choke coil uses a metal film on the magnetic plate to increase noise resistance.

Conductive attachment parts on a wall structure supply power to electronic apparatuses, eliminating separate power cords and reducing device volume.

Controlled transformer core saturation switches between high voltage and high current outputs to drive reactive loads.

A detachable insertion part enables contactless energy transfer via resonant inductive coupling between primary and secondary windings.