Electromagnets Without Armatures TRIZ Cases
- Driver Bit Magnetizer With Adjustable Screw-Holding Force
A dual-magnet bit magnetizer maintains screw-holding force along long bits, while allowing force reduction for release and iron powder removal.
- Magnetic Electronic Pedal Force Feedback for Compact Folding
Quadratic magnetic force feedback makes small pedal travel easier to feel while enabling a compact electromagnet-based folding mechanism.
- Electromagnet Magnetron Layout for Adjustable PVD Field Control
Individually controlled electromagnets reshape PVD magnetron fields to improve deposition uniformity, cut redesign time, and reduce cross-influence.
- Lens Drive Module With Hollow OIS Coils for Lower-Cost Stabilization
Replacing FPC coils with hollow OIS coils on the base cuts lens drive module cost while maintaining stabilization performance and reliability.
- Magnetic Field Module for Capsule Endoscope Posture Control
External magnetic cores and coils orient and rotate a capsule endoscope for fuller digestive tract imaging with less manual repositioning.
- Frequency-Modulated Circular Accelerator for Variable Beam Energy
RF frequency modulation aligns aggregated closed orbits to vary extraction energy while keeping a circular accelerator compact and stable.
- Flexible Armature Plate Structure for Reduced Clutch Air Gaps
Radial tangs and notches let the armature plate flex against the coil, cutting air gaps, improving torque transfer, and avoiding flattening costs.
- Permanent Magnet Chuck Structure for Low-Loss Machining
A segmented chuck cavity with an annular magnet groove simplifies machining, improves sealing, and reduces magnetic loss.
- Optical Transceiver Magnetic Steering for Compact Signal Sensing
Magnetic-field steering redirects optical signals between transceivers, preserving collection efficiency while shrinking the sensing area.
- Input Element Resistance Control Using EPM and MR Fluid
Electropermanent magnets tune MR fluid viscosity to give buttons and scroll wheels adjustable resistance with low power use.
- Portable Magnetic Lane Patterning for Hard-to-Reach Road Marking
A portable electromagnet and power generator apply alternating magnetic lane patterns during painting, even in areas large vehicles cannot reach.
- Hybrid Halbach Magnet Assembly for Reversible Flux Control
A hybrid Halbach array combines permanent magnets and electromagnets to reverse field orientation, ease assembly, and limit demagnetization.
- Ferromagnetic Sensor Coil Reset for Stress-Induced Magnetic Drift
An oscillating coil field above 30 Gauss resets stress-damaged ferromagnetic fields, restoring sensor sensitivity and zero-point stability.
- Magnetic Tire Protection Layout for Active Puncture Prevention
Internally arranged magnets or switched electromagnets repel road metal before contact, helping prevent tire punctures with less interference.
- Magnetic Position Transmitter for Linear Motor Communication
A permanent magnet and adjustable electromagnet share position-sensing hardware to transmit data in linear motors with less installation complexity.
- Function-Material EPR Pole Pieces for Eddy Current Suppression
Low-conductivity, high-flux pole pieces let EPR modulation coils sit closer while cutting eddy-current noise, power use, and thermal drift.
- Guide Rail Cleaning Motion to Protect Carrying Platform Purity
A rail-guided cleaning component moves away from the carrying platform to clear top-surface particles before they contaminate semiconductor handling.
- PEMF Applicator Coil Array With Field Director for Uniform Therapy
Multiple PEMF coils and a ferromagnetic field director improve field uniformity over larger body areas while enabling combined heat, cooling, or TENS therapy.
- Immersible Solenoidal Coil for Remote Polar Liquid Treatment
An alternating magnetic field from an insulated solenoidal coil treats polar liquids remotely while avoiding direct-contact hazards and corrosion.