Magnetic Bodies TRIZ Cases

Applying periodic magnetic fields reorients closure domains in brake rotors, reducing squeal noise by up to 96% without altering base material composition.

Flowable anisotropic magnet mixtures fill rotor slots after shrink fitting, preventing thermal demagnetization of permanent magnets.

Axisymmetric coil units with pulse power supplies decouple material preparation from magnetization, enabling flexible reconfiguration of robot properties.

Asymmetric magnetic encoding enables flexible signal patterns for accurate angular position and speed measurement without increasing device complexity.

Current-carrying conductors generate a magnetically saturated zone to interrupt residual flux circuits in thick-walled ferromagnetic objects.

A magnetic dipole structure concentrates erasing fields in hard drive disk planes using quadrature and inverse polarity magnets.

Ultrafast heat pulses reverse magnetization in ferrimagnetic materials, eliminating external field requirements and boosting switching speeds.

Segmented coils with sequential activation eliminate interference between layers, ensuring complete demagnetization of each shielding body.

Soft ferrous members at coil ends concentrate flux to improve magnetic field uniformity while reducing energy storage costs.

A coil component uses segmented gaps in its magnetic core to adjust inductance values across different DC current regions.

Segmenting the iron-core yoke into two legs with independent coils concentrates magnetic flux to increase torque while reducing driving power requirements.

A degauss circuit neutralizes magnetic fields in electromagnetic door locks using controlled current reversal.

Segmented connection pieces absorb cushioning deformation stress to prevent conduction breakage and ensure reliable electrical insulation.

Alternating current with decreasing amplitude removes residual magnetism from metal pipes, preventing arc deflection during welding.

Localized laser irradiation adjusts local magnetic strength to resolve manufacturing defects without excessive heating of the entire magnet array.

A magnetizing device employs a tapered magnetic shield to prevent saturation and leakage flux, enabling precise track magnetization.

Shield bodies block magnetic fields to prevent material wastage during multi-pole magnet fabrication, reducing rare earth costs.

Movable AC coils demagnetize ferromagnetic shafts post-welding, eliminating harmful magnetization while maintaining balancing precision.

High current pulses in excitation windings magnetize rotor magnets in situ, eliminating strong magnetic fields during assembly.

A demagnetization chamber with highly permeable walls shields the interior from external magnetic interference.

Integrating a bistable indicator with the module maintains information consistency and legibility when connections are removed.

A magnetizing apparatus conveys a sealed storage container into a magnetic chamber to apply fields at room temperature.

An integrated circuit manages inductive load demagnetization using a temperature sensing circuit and dynamic switching between fast and slow discharge modes.

Spaced magnetizing yokes limit flux density changes at unit magnet ends, eliminating torque ripple and rotation hunting.

Magnetic encoding system creates sectional regions on rotating shafts to detect torque, reducing calibration complexity and current requirements.

A flexible magnetic printing plate encodes images using regions with different magnetization directions to align pigment flakes in liquid ink.

A rod-shaped ferromagnetic core guides alternating and direct magnetic fluxes to demagnetize elongated components.

A demagnetizing device uses phase-shifted alternating currents in polygonal coils to generate a spatially variable magnetic field.

A magnetization method exposing multiple magnets to opposing magnetic fields to achieve distinct magnetic properties.

A magnetization method uses degaussing signals to refine magnetic profiles on shafts.

Segmented shielding and corner-mounted demagnetization coils eliminate eddy current interference while reducing manufacturing complexity.

Segmented tracks shielded by the core structure resolve magnetization accuracy trade-offs, enabling high-precision absolute angle measurement.

A fast pulse magnetizing apparatus inserts a series resistor to narrow current pulses, managing heat dissipation during high-speed permanent magnet charging.