Electrical Transducers TRIZ Cases

A magnetic flux collector channels energy from multiple magnets to the air gap, reducing power requirements.

Folding flat conductors into a polygonal shape resolves magnetic flux inefficiency caused by large corner radii in conventional wound coils.

Overlapping conductor sections in a multi-layer coil arrangement increase Lorentz force to improve sound wave generation efficiency.

Laser ablation selectively removes piezoelectric material from high-activity zones to correct acoustic nonuniformity and prevent tissue overheating.

Segmented parallel and shunt resistors protect TMR sensors from ESD damage without complicating wafer-processing steps.

A vibration actuator uses a cantilevered elastic support to reciprocate a coil and magnet assembly.

A conductive layer integrated into the housing inner surface enables direct electrical connections for hearing aid devices.

Segmented patterning decouples read sensor and electronic lapping guide formation to enable precise air bearing surface lapping.

Lipless pole pieces and adhesive bonding reduce geophone diameter, resolving the contradiction between miniaturization and signal detectability.

A damper voice coil integrates structural support with electromagnetic actuation in thin speakers.

Laser ablation patterns electrodes on composite dielectric materials, eliminating wire bonding complexity and reducing thermal budget constraints.

A display device integrates middle side and top sound production circuits to generate three dimensional audio.

Latching means join a decoupling element to a housing section, enabling separate manufacturing and reducing rejection rates from fabrication faults.

A turbulent flow generator inside a speaker center pole through hole creates turbulence to overcome uncontrolled airflow and improve cooling efficiency.

Profile drilling creates transducer pockets in line walls, resolving the contradiction between non-intrusive design and measurement accuracy.

Opposing magnets on the diaphragm sides symmetrize flux to boost driving force and reduce high-frequency distortion.

Dual-side guide elements constrain the moving assembly within a magnetic circuit to resolve insufficient translational guidance.

Lowering temperature during slider lapping prevents local high heat that disorders magnetic moments, improving reading performance.

Nested secondary drive system minimizes device complexity while effectively reducing unwanted vibrations caused by primary voice coil movement.

Soft magnetic composite pole pieces lower eddy currents in loudspeaker transducers, improving sound reproduction linearity.

A process magnetizes assembled magnetic circuits using separate coils to simplify production.

Segmented magnets concentrate flux in the voice coil gap, reducing fringe fields and distortion while lowering manufacturing costs.

An insert member engages shellpot rim sections to secure the assembly without adhesives, reducing tooling complexity for multiple shellpot designs.

A speaker damper with a bent metal wire planar elastic part lowers mechanical stiffness and resonance frequency while reducing total harmonic distortion.

Radial suspension members around the magnet assembly reduce resonance frequencies while maintaining linear operation in compact devices.

A transducer spring attaches to a counterweight apparatus using radial interference fit and elastic deformation for secure mechanical connection.

Segmented elastomeric absorbers distribute impact forces to reduce damage while minimizing mounting space in portable computing devices.

Strip edge magnets with corner limiting parts abut yoke stoppers to maintain stable magnetic circuit positioning.

A stick-type vibrating driver uses a track-type voice PCB and movable coil plate to transmit vibration.

A horn device adjusts diaphragm vibration frequency via a control part to maintain resonance.

A commutating coil with opposing windings connected at diametrically opposite inflection points modifies electromagnetic interaction within the loudspeaker.

Overturned exciters align magnetic axes to minimize harmonic distortion from non-uniform fields while reducing radial dimensions.

A planar dynamic transducer uses a multipole magnet plate with elongate air gaps to position the coil transversely for independent drive power adjustment.

A slider tester uses a guide member to support multiple suspensions simultaneously.

A heat sink positioned near a spin torque oscillator dissipates thermal energy from the device during operation.

Preliminary etching equalizes removal rates between magnetic and non-magnetic films, preventing trailing side recesses caused by differential ion milling.

Active alignment and suction holding conform the light source unit to the slider, resolving junction strength and alignment accuracy trade-offs.

Prevents diaphragm molding underflow contamination at the connection part by routing material into designated through holes within the holder structure.

Planar merging of orthogonal sensitivity axes eliminates height differences and simplifies manufacturing.

Moulded loudspeaker frame extends through magnet aperture to create mechanical coupling, eliminating glue curing time and dedicated manufacturing space.

A planar spiral coil electric element uses non-uniform conductor thickness to stabilize electromagnetic interactions with a magnet.

An anisotropic magnetic assist layer on the trailing side of a PMR main pole reduces flux loss, enabling thinner write gaps and higher bits per inch.

NACA ducts in a loudspeaker pole piece redirect air flow from the center vent toward the voice coil, reducing turbulence and drag while lowering temperature.

Magnetic fluid injection into the speaker gap provides viscous damping to control mechanical resonance sharpness.

A pitch ladder structure increases the effective air squeezing cross-area to control the flying height profile.

Radial air channels in the motor spacer pump cooling air onto the voice coil, reducing temperature rise and preventing power compression.

A voice coil bobbin uses a thermally conductive core layer to dissipate heat from windings.

Environmental sensors integrate into hearing aid acoustic pathways to detect ambient conditions without adding external protection filters.

Twisting the base plate front end suppresses off-track errors in multi-arm assemblies without complicating the manufacturing process.

Merging stators into a single unit lowers electrical resistance and reduces parts count.