Transformers/Inductances Details TRIZ Cases

By tuning bend radius and interlaminar friction in grain-oriented steel laminations, this case cuts wound core noise without losing shape precision.

Controlled grain orientation near bent portions cuts bending-induced iron loss in wound cores while preserving shape and magnetic performance.

A carrier body prepositions the conductor body before injection molding, enabling precise shape control with lower production complexity.

A sliding element and spring keep insulating material pressed against the receiving device, reducing air gaps and arcing during temperature changes.

Si-rich particle surfaces and Si-O precipitates limit Fe oxidation while preserving oxide-film insulation and magnetic permeability in coil components.

Offset lead-out shaft portions create more flux margin in a compact coil component, reducing magnetic resistance and improving DC superposition.

Controlled subgrain boundaries near small-radius bends help wound transformer cores limit iron loss without post-bending annealing.

Controlled nanocrystal size and circularity balance high saturation flux density with low coercivity in soft magnetic cores and components.

A tapered tubular inductor core with controlled pore distribution improves electronic pen position detection while reducing surface damage.

A magnetizable filling layer between the core and coil replaces air gaps, improving flux conduction while reducing electrical steel use and cost.

A locking flange engages a recess on the bushing body to stop post-installation rotation without adhesives, easing transformer assembly and service.

Overlapping laminate substrates remove continuous magnetic gaps, cutting stacking work while preserving permeability, Q factor, and flux shielding.

Controlled magnesium silicate reflectivity and gloss uniformity cut iron loss and magnetostriction, lowering transformer vibration noise.

Optimized Fe-Si-B amorphous powder composition lowers coercive force while preserving permeability, reducing high-frequency core loss.

A guide element separates static and dynamic seals so a power bushing stays oil-tight during thermal expansion while reducing wear and eccentricity.

Two-stage mechanical compression bonds ceramic powder into a uniform insulating film that resists peeling, lowers binder use, and cuts eddy current loss.

Controlling bending stress, friction, and bent-part hardness keeps plastic strain in wound cores low and reduces iron loss even without annealing.

Heating coated grain-oriented steel during bending preserves coating soundness and limits deformation twins, reducing iron loss in wound cores.

Laser cutting with controlled beam conditions and coating roughness limits cracks and short-circuiting, improving laminated core iron loss.

Controlled oxidation on Fe-Co alloy surfaces provides insulation and adhesion for laminated cores without extra coating steps or magnetic loss.

A low profile magnetic inductor embeds a separately formed coil within dielectric layers to streamline manufacturing.

Stacked transformer windings in a multi-layer CMOS process generate quadrature signals, reducing chip area while maintaining low insertion loss.

Slits in stacked magnetic sheets facing the coil divide eddy current loops, reducing energy loss from leaked flux.

Vertical stacking of tapered conductive traces increases quality factor without expanding planar area, solving the space-performance trade-off.

Plating creates a dense surface on the outer electrode to improve solder wettability while embedded portions prevent peeling.

Laser-transmitting substrate enables precise coil pattern cutting and easy removal for miniaturized electronic components.

Stacking seed patterns increases coil cross-sectional area, reducing direct current resistance while maintaining narrow intervals between adjacent coils.

An asymmetric hand tool engages specific driving blocks to rotate the locking member, reducing wear and preventing replication by common tools.

A multiple terminals bushing assembly uses press plates and a clamping arrangement to secure connector elements within an electrical transformer casing.

Pre-laminating the core within a laminate structure eliminates air bubbles that reduce isolation capability during assembly.

An integrated magnetic core uses shared high permeability regions to minimize reluctance and reduce core loss in compact power supplies.

A bushing uses field grading material parts at conductive foil edges to manage electric stress.

A high-voltage lead-through device integrates an internal sensor with external wireless communication via conducting foils.

Controlled linear strains reduce transformer iron loss while balancing internal stresses to prevent core production deflection.

An 8-shaped winding signal transforming circuit magnetically couples primary and secondary coils to generate output signals.

Applying a mold releasing agent creates a gap between flange portions and magnetic resin, preventing core breakage from thermal expansion stress.

A multi-layer electromagnetic coil uses bifilar winding with rectangular cross-section wires to enhance filling density and reduce leakage currents.

Single-piece inductance pressure pad with nested finger sections replaces complex screw connections to reduce manufacturing costs.

Non-magnetic ferrite dielectrics separate noble metal tracks in multilayer inductors, resolving sintering compatibility issues and reducing magnetic losses.

A non-oriented electrical steel sheet uses work hardening to form a deformed structure with increased dislocation density.

An annular cavity in the bus-bar cover holds dielectric fluid, resolving mechanical rigidity and insulation trade-offs.

Routing optical waveguide through transformer oil eliminates extra feedthroughs and reduces device complexity while maintaining insulation.

A tubular bobbin with a gradually decreasing inner diameter guides the laminated core during insertion.

Grading soft magnetic metal particle diameters across laminated layers increases the L value while securing withstand voltage between adjacent coil conductors.

An insulating coating on magnetic powder prevents short circuits during high-pressure compaction, increasing flux density while avoiding cracks.