Electromagnets Without Armatures TRIZ Cases

See how granular intermetallic compounds with ThCr2Si2-type structure achieve high specific hea

See how rapid solidification produces a ThCr2Si2-type intermetallic compound with 70 nm crystal

See how rapid solidification produces fine-grained intermetallic compounds with high specific h

See how magnetic rotational engagement bodies enable fast display module attachment and detachm

See how a controllable permanent electromagnet with real-time magnetic field and compression fo

See how angled electromagnet placement and multi-coil integration reduce device size and power

See how refrigerant circulation through coil microholes and capacitor maintains constant temper

See how branching permanent magnet flux through closed magnetic circuits pre-applies field to t

See how a modular bag-retaining device with repositionable base and arms adapts to user needs a

See how magnetic mounting with front-surface engagement enables easy display module attachment,

Magnetic fields align particles in magnetorheological fluid to tune heat flow between semiconductor die and heat sinks as thermal loads change.

Transparent magnetic clamp members with support and alignment markings improve visibility, stability, and positioning during model assembly.

A permanent magnet and electromagnet neutralize holding force for precise clamp alignment, cutting wear and improving positioning stability.

Trapezoidal arcuate magnets create a stronger, more uniform field across magnetocaloric elements, improving heat transfer with less magnet material.

Pulsed electropermanent magnetic fields tune MR fluid viscosity to give input elements variable resistance with lower power use.

Non-circular windings and a ferromagnetic core create independent brain activation zones, improving TMS targeting while reducing unintended stimulation.

A soft magnetic core inside a solenoid extends AC magnetic field reach, enabling wider 3D motion capture sensor coverage.

An elevated and adjustable H-coil layout directs stimulation into deep brain regions while limiting cortical interference, overheating, and side effects.

A soft magnetic body inside a solenoid boosts flux density and extends field reach, enabling effective 3D motion capture.

Retractable pole portions lock after alignment so magnetic engagement stays stable across orientation changes and contact conditions.

Relocating voice coil inlet and outlet wires to arcuate sections improves bonding strength and prevents opening and wire drop.

A rotating magnetic field switches a superconducting element to pump and regulate current with lower resistive loss and cooling demand.

Rotating homopolar electromagnetic blades form standing waves and magnetic pressure differentials to enable controllable propulsion with lower energy loss.

Sensors and in-cabin field generators actively cancel low-frequency motor EMF in selected passenger zones where shielding is costly and inflexible.

Magnetic repulsion and dual vacuum cavities let a wafer carrier align without contact, reducing wear while improving handling reliability.

Electro-permanent magnetic resistance lets a wheel disc switch between stepped and smooth rotation without structural changes that hurt balance or durability.

Eddy-current heating from a fan-case magnet prevents ice at blade tips, preserving blade-tip sealing without sacrificing engine efficiency.

A ferromagnetic core absorbs excess magnetic energy in a field coil stabilizer to smooth current fluctuations and reduce noise in sensitive electronics.

Meandered current-line arrays create reusable, tunable magnetic field patterns with homogeneous regions and high gradients for MRI and microscale lithography.

A shell-supported ferritic plate and magnetic plate stack simplifies wearable actuator assembly while improving low-frequency vibration clarity and durability.

Adjustable magnets reshape deposition-chamber fields to even target wear, cut material waste, and extend sputter target life.

A flexible oxygen-free copper coil improves body contact and magnetic field focus while lowering impedance-driven heat in non-invasive treatment.

Sequentially energized overlapping PCB coils create a moving magnetic field for low-power multidirectional bead transport in immunoassay channels.

Parallel permanent and electromagnet fields fine-tune mid-wafer plasma density to improve etch-rate uniformity across the wafer.

A self-supporting rail brake magnet coil separates from the core for easier repair, recycling, lower waste, and higher magnetic flux.

A moving magnet and coil create a variable field that mimics injured fish signals, attracting electroreceptive predators and improving catch rates.

Magnetic attraction resets and holds the movable input member, avoiding spring wear while improving drop and vibration resistance.

By keeping magnetic field direction constant as the crucible rises, this case evens oxygen distribution in HMCZ silicon crystals.

Magnetically levitated planar motor tiles and expansion gaps keep substrate positioning accurate despite vacuum chamber thermal deformation.

Magnetic and centrifugal compression with dual laser beams reduces pores and improves forming accuracy in ultra-high-speed inner-wall cladding.

Six magnetic heads on three axes create a 3D convergence point to steer magnetotactic entities while preserving clinical access and lowering power use.

Opposed inner coils replace alignment magnets in wireless charging, improving attachment force while reducing charger weight and volume.

An electro-permanent magnet and induction coil let panels detach without visible fasteners while preserving aerodynamic and camouflage surfaces.

By placing the yoke outside the vacuum enclosure, this coil-core layout shrinks cryogenic containers while maintaining strong magnetic fields.

Adjustable upper and lower magnetic field units reshape the operation area for lesion-specific microrobot tracking and continuous control.

Permanent magnets and passivating electromagnets enable cable-free mounting and repositioning of wireless units on magnetizable surfaces.

Variable 3D magnetic fields improve ion transport in electrochemical cells, enabling faster charging while reducing dendrites and short-circuit risk.

Three orthogonal electromagnet pairs steer a magnetized capsule endoscope quickly through the intestines by reducing friction and aiding peristalsis.

Modulated electromagnets let AR/VR visualization devices attach quickly, stay secure during rides, and detach easily between cycles.

Alternating cooling channels around the full coil perimeter deliver opposing fluid flows to prevent uneven heating, misalignment, and image drift.

Electromagnetic solenoid and toroid structures alter water molecule orientation to improve nutrient absorption and transport under variable soil and weather conditions.

A spiral rolled layered conductor cuts coil resistance and inductance, enabling larger current flow and stronger vector potential generation.

A race-track winding path lets rigid HTS tapes twist through CCT magnet bends without buckling, preserving superconducting performance.

Rotating air gaps vary magnetic flux in a wheel, balancing strong adhesion on ferromagnetic surfaces with easier disengagement.

A permanent magnet and coil replace complex moving parts to simplify underwater buckle release, reduce corrosion risk, and ease arming.

Alternating electromagnets shift magnetic liquid between sealing and cooling spaces to limit shear heating and preserve pressure resistance.

Movable storage ports and a standby transfer robot keep semiconductor carrier handling running when a robot fails, improving fab throughput.

A coil rotates a freely movable permanent magnet to switch magnetic flux paths, enabling low-power holding and release of magnetic bodies.

Magnetic actuation replaces friction contact in elevator safety brakes, cutting guide rail wear and debris while enabling failsafe reset.

Pulse duty cycle control across a symmetric electromagnet array shapes rotating magnetic fields for more uniform plasma density in etching.

An electro-permanent magnet holds balloon ballast without continuous power, then weakens its field for release to cut energy use and mechanism complexity.

Layered coils, tapered core legs, and gas-flow cooling suppress heat rise while maintaining magnetic flux for continuous stimulation.

Cooling fluid and air circulation let a helmet magnetic stimulation coil deliver non-invasive TMS at home with stable positioning and less heat buildup.

An electromagnet with controller-modulated force secures an AR/VR visualization device quickly during ride cycles and releases it easily between uses.

A separated magnet and coil generate variable fields that mimic injured fish signals, helping electroreceptive predators detect the lure.

Switchable conductive segments form reconfigurable paths that generate electromagnetic fields in selectable directions without fixed magnets or optics.

A planar annular coil and magnetic circuit keep electronic vibration units thin while preserving vibration force, efficiency, and low noise.

Planar fluorolucent spiral traces generate tracking fields closer to the body while reducing distortion and preserving fluoroscopic visibility.

Per-mover correction data compensates machining and assembly errors in maglev transport, improving six-axis position and attitude accuracy.

Ferromagnetic nanorods in 3D-printed elastomers enable Hall-sensor deformation sensing and magnetic stiffness tuning for soft materials.

Eddy-current heating at fan blade tips prevents ice buildup while preserving blade-tip sealing, engine efficiency, and stall margin.

Operating electromagnets in the non-linear regime with feedback control achieves higher forces without degrading response time.