Magnets TRIZ Cases

Grooved multi-pole ring magnets create constant field gradients to reduce spatial inhomogeneities and improve robustness against mechanical drift.

A magnetic field generating unit guides a capsule medical device using real-time position data.

A hook with a magnetic closure holds items securely without springs.

Auxiliary frames position compensation springs independently of coupling shafts, resolving beam deformation caused by magnet array attraction forces.

Flexible damping strips and mesh fiber supports connect superconducting elements to ground states, providing lateral stiffness and vibration resistance.

A permanent magnet pole piece uses a protective cover and filling mass to create a hermetically sealed environment.

A magnetized piston rod generates a constant radial magnetic field gradient for precise axial position detection.

Thermometer measures fluid temperature in annular clearance to verify cooling effectiveness, resolving fluid spraying difficulties and stagnant air issues.

Active PID control reduces vibration noise and effective temperature of the trapped object, enhancing measurement precision in sensing applications.

Permanent magnets enable stationary magnetic field sensors to determine armature position independent of engine speed and temperature.

Segmented cuboid magnets maintain homogeneous field homogeneity to minimize thermal lens effects in high-power optical isolators.

A welding helmet headband uses magnetic parts to lock the mounting structure at selected stopping positions.

A superconducting magnet coil system uses a common quench protection element to bridge nested main coil sections.

Zirconium and carbon additives suppress abnormal grain growth during sintering, enabling high coercivity without heavy rare earth elements.

A magnetic encoder positions the main track away from the press-fitting portion to maintain high angular precision.

A relay drive circuit uses a Zener diode and timing element to generate a stabilized control voltage for the transistor.

An electromagnetic drivetrain assembly generates linear power tapping motion alongside rotary sweeping movement in personal care devices.

Segmented high and low temperature coils enable a two-dimensional room temperature space for scientific instruments.

A controller adjusts solenoid power delivery through dynamic resistance changes to extend battery life.

A hybrid electromagnetic actuator uses permanent magnets and coils to generate force through a magnetic circuit.

A supported pot magnet uses a non-metallic coil former to reduce eddy heat generation in superconducting systems.

Segmented pole faces and spherical harmonic coils reduce weight while maintaining field uniformity.

Embedded magnets in the ball marker enable automatic pocket attachment, preventing damage while preserving indicia visibility.

Replacing scarce rare earths with abundant transition metals improves long-term thermal stability while maintaining high energy product levels.

An auxiliary permanent magnet extends the rotation range from 80 to 120 degrees, overcoming the 90-degree limit of conventional rotary solenoids.

Segmented yoke segments retract radially to expose the bent beam path, allowing maintenance staff to clean accumulated ions without crane operations.

A metal magnetic quick-release connector uses adjustable surface area mating to vary break-apart forces.

An electromagnetic actuator assembly detects overcurrent via magnetic field movement to trigger a switch.

Segmented core and armature layers redirect induced currents to lower electrical losses, preventing overheating from higher-order harmonics.

A plastoferrite ring transmitter integrates a ferromagnetic core to stabilize control signals in shaft-supported encoders.

A powered pawl locks the shift lever in neutral via a solenoid, eliminating complex mechanical actuators.

Varying ring radii resolve the weight versus field uniformity trade-off in mobile MRI systems.

A PWM generation circuit adjusts duty cycle based on supply voltage to regulate load current.

Solenoid inductance measures friction plate wear, replacing mechanical microswitches to eliminate contact issues.

Magnetic nesting of a flexible bag within a rigid basket lifts items as one unit, reducing manual transfer handling time.

A non-inductive superconducting switch carries a portion of magnet current to transition states rapidly.

A bipolar electromagnet actuator moves optical components with multiple degrees of freedom using ferromagnetic shields and optical sensors.

Symmetric slide design with shape-coupled wheels reduces wear and instability, enabling high-speed operation in automatic manufacturing machines.

Segmented service and inserting modules cool current leads via separate refrigerant lines, preventing cryogenic losses in superconducting magnet systems.

A pseudo-random magnet array aligns accessories to electronic device interfaces using unique polarity patterns.

Composite encapsulation prevents moisture ingress by compensating for radial thermal expansion mismatches between iron cores and coils.

Current sensing feedback reduces power dissipation and heat generation in battery-powered dialysis machines.

A controller measures coil impedance using a short pulse to determine actuation power requirements.

Edge saturation magnetization reduction in ferrite disks minimizes nonlinear signal products, achieving up to 20 dB better IMD isolation.

A relay coil circuit uses a timed switch to short a resistor, delivering high current for rapid contact closure.

A magnetic operation device positions a sliding cover using dual-polarity repulsion and attraction forces.

Bellows expansion compensates for evaporative losses during transit, eliminating costly on-site refilling.

A solenoid actuator integrates a capacitive sensor to detect the nail quick and prevent blade engagement.

Nonmagnetic support rods with reduced cross sections minimize axial flux differences and prevent uneven image density.