Permanent Magnets TRIZ Cases

A magnetization stabilizing treatment method aligns magnetic domains in permanent magnets at controlled temperatures to establish stable flux.

Shear deformation aligns hard magnetic nanoparticles in a soft matrix, reducing rare earth usage while maintaining high energy products.

A DC vacuum interrupter uses a multi-polar transverse permanent magnetic structure to generate high-frequency fields between contacts.

Opposing magnetic fields generate a gap between high-temperature aircraft leading surfaces and electronics, reducing heat transfer during hypersonic flight.

A permanent magnet material with isolated magnetic phases achieves stable coercivity and remanence across wide temperature ranges.

Alternating permanent magnets generate strong fields without electrical current, eliminating self-heating and cooling requirements.

Asymmetric magnetic flux density distribution in undulator permanent magnets stabilizes electron trajectories despite connection disruptions.

A segmented implantable magnetic marker uses mechanical connectors to orient permanent magnets, increasing transverse extent and detectability.

Embedded flux control coil moderates magnetic field density to overcome inductive reactance and recover reactive power.

Distributed magnetic targets enable stable levitation of open-shell helmets lacking a solid bottom surface.

A magnetic levitation generator rotor rotates on an electromagnetic rail to produce electric charge without mechanical friction.

Alternating cobalt and nickel atomic layers create perpendicular magnetic anisotropy, eliminating high-temperature processing requirements.

Magnetic stud assembly with ball joints resolves visibility and vibration damping trade-offs in aircraft panels.

Radial winding arrangement eliminates gaps between conductors to boost winding density and reduce internal resistance in linear generators.

Embedding magnets in elastomer creates a flexible band that holds items on cylinders while managing manufacturing complexity.

Wearable housing with embedded magnets and clasping members secures utility items on straps.

Graded dysprosium diffusion in a rare earth sintered magnet boosts coercive force while reducing residual magnetic flux density unevenness.

Segmented magnet blocks arranged asymmetrically boost magnetic flux beyond Halbach limits for heavy lifting equipment.

Permanent magnets in stamped reliefs press conductive strips against terminals to eliminate air gaps and reduce contact resistance under vibration.

Segmented annular magnets and a compliant surround suspension enable maximum vibrational excursion in compact transducers.

A self-adaptive walking device uses magnetic connections and herringbone gears to drive heavy loads along a guide track.

Inclined plane surfaces guide magnetic clasp members into alignment, resolving the difficulty of manipulating clasps at the back of the neck.

Aligning magnetic field data with geometrical body measurements through coordinate transformation to resolve manufacturing tolerance errors.

Auxiliary permanent magnets increase Z-axis flux density without adding volume or weight.

Magnetometer detects pivoting motion via magnetic field changes, replacing subjective rider assessment with objective metrics for precise suspension tuning.

Opposing field actuators generate symmetrical bidirectional force using stationary magnets and movable coils.

Exponential conical springs along the strongback match magnetic force profiles, maintaining gap control within ±1 micron tolerance.

Ferromagnetic spacers with optimized teeth fill V-shaped gaps in curved magnetic tracks, reducing cogging forces caused by disrupted magnet periodicity.

Plate spring parts in the upper yoke sandwich and bias the permanent magnet, eliminating tentative magnetization steps.

A miniature switching device uses a rotating permanent magnet on a flex circuit to open or close electrical contacts.

Segmented permanent magnets create adjacent N and S poles to increase magnetic flux and prevent saturation in thin plate workpieces.

A portable retainer uses a rigidly malleable elastic wire to secure electronic devices on seatbacks.

Resilient members mount magnetic modules to a vehicle chassis, maintaining constant offset and traction force during movement.

A magnetising assembly uses a flux enhancing magnet coupled to driving magnets to increase magnetic field magnitude outside the device.

Repulsive magnets on a vibration plate convert step energy into motion, eliminating battery needs while increasing shoe complexity.

Amorphous surface layer on rare earth magnets prevents corrosion from oxygen and water without deteriorating magnetic performance.

A magnetic pre-conditioning step stabilizes magnetic tunnel junction sensors by purging spurious effects from external ferromagnetic sources.

Magnetic units separate under tension to expand the collar length, preventing strangulation during growth.

Gradient adhesive filling manages thermal stress from linear expansion differences, preventing cracks in the permanent magnet.

A positioning cylinder adsorbs magnetic shoes to prevent reversal during Halbach ring assembly, ensuring close arrangement and high product accuracy.

Microwave heat treatment drives heavy rare earth diffusion into NdFeB magnet grain boundaries to enhance intrinsic coercive force.

Embedded magnets replace mechanical buckles on a leather smartphone cover, enabling easy disassembly and cleaning without damaging fastening elements.

Segmented magnetic containers reduce weight and packaging waste while maintaining organization.

Opposing magnetic fields generate a gap between carrier and container, reducing heat transfer from high temperature components to sensitive electronics.

Intercalating a tantalum layer prevents magnetization reversal while maintaining exchange coupling for high coercive force.

Magnet assembly replaces adhesive with magnetic attraction to prevent residue and accidental detachment while maintaining firm attachment.

A rare-earth magnet portion within a U-shaped housing creates a continuous magnetic circuit for metal chip detection.

A bimetal member bends within a reception space to modulate magnetic attraction across temperatures, maintaining a stable folded state.

Four sensing elements with distinct axes measure magnet displacement angles while managing device complexity through functional division.