Transformers TRIZ Cases

A metal sleeve encloses the plug boot to redirect discharge current through a minimal path.

A hybrid wireless power transfer system selects between litz and printed circuit board coils to optimize energy delivery.

Asymmetric terminal placement along the longitudinal axis reduces vertical dimension in rectangular ignition coils.

Multi-coil RFID readers select specific inductors by orientation to sustain energy transfer when handheld devices approach tags at severe angles.

Laser weld central conductor to terminal electrode after removing insulating coating layer, preventing blowholes and reducing electric resistance.

A fault current limiter uses permanent magnets to bridge a ring-shaped magnetic core, creating a closed circuit for efficient operation.

Selective electroplating builds metal crowns with high aspect ratios, resolving trade-offs between plating speed and uniformity.

Annealed current transformer core with air gap detects high fault currents during first AC half-cycle without saturation.

Asymmetric coil winding balances inductance values to improve mode conversion characteristics.

Embedding sintered ferrite pieces in a plastic binder creates a core unit that bundles magnetic fields while resisting mechanical breakage.

Phase opposition between primary and limiting coils de-saturates the magnetic circuit, ensuring reliable voltage delivery.

A current detection device uses a common coil section to detect alternating induction currents from multiple paths.

A conductive ring encircling inductors isolates magnetic fields through induced image currents.

Composite enclosures guide magnetic fields and dissipate heat to resolve the trade-off between mechanical stability and compact volume.

Segmented shield layers restrict displacement currents, reducing leakage flux and improving electric shielding performance.

Radial coil overlap stabilizes output characteristics despite positional changes, avoiding abrasion from contact slip rings.

Internal voids in the magnetic sheath buffer thermal expansion and contraction, preventing cracks in the magnetic alloy core.

Segmented plastic rings with dovetail grooves allow retrofitting on axial shafts, eliminating complex insulation and reducing installation effort.

Offset meander windings eliminate point-to-point constraints, allowing constant power supply during rotational movement.

Segmented terminal electrodes isolate wire connecting parts from mounting surfaces to enhance bonding strength and connection reliability.

An integrated circuit consolidates boost controllers, oscillators, and MOS drivers to convert DC input into AC signals for resonant wireless power transfer.

Smooth toroid shields minimize electric field intensity to prevent partial discharges and parasitic currents in high voltage transformers.

A main primary coil detects sub primary current path states through magnetic coupling to simplify circuit topology.

Replacing rare earth magnets with a stainless steel plate lowers production costs while maintaining standard magnetic flux density sensing.

Dividing the primary core into discrete segments simplifies lamination, minimizes weight, and maintains displacement tolerance.

Auxiliary primary coil segmentation enables selective energization across multiple portions to maintain stable ignition control.

Composite magnetic cores reduce reluctance in the non-resonant circuit, lowering magnetizing current requirements for efficient wireless power transfer.

A semiconductor device uses inductive coupling between integrated coils to transmit signals without physical contact.

Hybrid laser cutting and chemical etching reduce gap widths to 90 microns, improving antenna quality factor and manufacturing efficiency.

A cylindrical magnetic core with a laminated return path reduces primary winding turns and copper usage in ignition coils.

Mg segregation in the glass layer reduces bubble formation, preventing moisture penetration through pores for reliable thin component design.

A soft magnetic ferrite resin composition molded product transmits electromagnetic energy between coils through induction.

Applying a solid insulating material coating on conductive elements limits electron emission into the insulating gel, reducing insulation volume and cost.

Alternating winding directions in series-connected unit sensor coils cancel baseline electromotive forces to enhance detection sensitivity.

Stacked inductors transmit signals between semiconductor chips, securing insulation across different potentials without bulky photo couplers.

Split-ring resonators connected to capacitors improve power transmission efficiency while reducing health risks from high-frequency radiation.

An ellipsoid magnetic core with a racetrack cross-section supports 10 Gbps data rates in standard RJ45 connectors.

A measuring coil detects magnetic flux changes to identify foreign objects, preventing heat generation from eddy currents during wireless charging.

A truncated cone metal guard shields the current transformer bushing.

A dielectric field-focusing element concentrates magnetic flux between coils, resolving weak coupling at extended gaps in contactless power transfer systems.

Differentiated filler density in the insulator reduces dielectric loss and stabilizes inductance variations for mobile telecommunications.

Enclosing a slim flat coil in a case resolves the contradiction between reduced thickness and mechanical strength for mobile charging integration.

A gap-type electrostatic discharge protection device uses thin film electrodes spaced 0.5 to 10 micrometers apart.

Segmented rigid busbars form compact coil windings around an annular core, reducing choke weight and volume while maintaining high current capacity.

Oriented flat filler particles in the exterior portion increase effective magnetic permeability while minimizing peeling risks from thermal stress.

Opposing currents or air gaps cancel net magnetic fields in the base plate, preventing ferrite saturation and reducing heat generation from eddy currents.

A closed-loop conductive winding around transformer coils resists magnetic field changes, reducing leakage inductance and ensuring consistent voltage supply.