Propulsion Systems TRIZ Cases

Integrating sensors and coils on the lens holder resolves space constraints for 3-axis stabilization assembly.

Integrating individual back yokes into a single assembly reduces the volume and weight of the linear motor by eliminating redundant support structures.

A Lorentz-force apparatus uses conductive coils to steer communication beams with high precision.

Alternating magnetization directions in a linear motor share effective magnetic fluxes between adjacent poles, reducing leakage and attractive force.

Dual flat cooling tubes segment heat removal, preventing residual heat transfer to the precision table and maintaining positioning accuracy.

An asymmetric folded flexure assembly replaces sliding bearings to constrain motion, eliminating friction and wear while enabling active vibration control.

Opposing magnet sets create a closed magnetic loop that overcomes weak driving force from divergent fields.

A linear motor uses magnetic-field sensors to detect permanent magnet fields passing through salient poles for precise position measurement.

Electromagnetic inductor replaces motorized rollers to eliminate surface damage and mechanical wear during metal strip transport.

An inchworm linear motor uses electromagnetic clamping to drive an output shaft with rolling bodies for precise movement.

A lens holding mechanism uses a nested electromagnetic actuator and rolling prevention member to move the lens orthogonal to the optical axis.

Segmented suspension reduces linear vibrator height while transmitting vibration rapidly to outside components.

A single-phase electromagnetic linear motor uses a variable cross-section stator cavity to generate reluctance forces for precise rotor positioning.

A linear motor positions a mover on a lateral surface of a movable section to interact with an opposed stator along the widthwise direction.

An electromagnetic suspension mechanism moves a grating panel to adjust viewing distance, eliminating bulky glass spacers and sealing defects.

Varying coil widths relative to slot pitch enables intermediate turn counts, resolving productivity losses from fixed wire diameters.

An integrated metal yoke serves as the housing in this voice coil motor, blocking electromagnetic leakage while absorbing shock.

A linear actuator uses shifted magnets to move elements perpendicular to coil arrangement.

Varying linear synchronous motor tooth lengths equalizes magnetic flux density to reduce cogging torque and thrust force variations.

Segmented coils generate sequential repellent forces to accelerate high-mass mechanical members, extending acceleration distance beyond single-coil limits.

Stationary coil propulsion eliminates wire fatigue in mechanical shutters, extending lifetime while maintaining high speed.

Staggered coil arrays in a Halbach magnet unit generate precise multi-axis forces while eliminating magnetic flux leakage.

Inverting the stator and rotor roles eliminates complex rotor energizing while multilayer PCB technology improves manufacturing precision.

Replacing pneumatic compression, an electrodynamic motor drives a piston to compress gas, achieving over 25% efficiency and 50J output.

Central coil mounting and integral magnet tracks minimize mechanical stress and simplify wiring for precise container manufacturing.

Interlaced coil bending sections expand the contacting area with the receiving slot, resolving inadequate heat dissipation in high-current applications.

Segmented modules with metal connectors replace manual soldering, enabling automatic manufacturing and easy component replacement.

Wider empty sections prevent excessive magnetic saturation at magnet centers, maintaining uniform flux distribution and constant thrust.

Adjusting phase coil winding counts equalizes thrust components, suppressing ripple and improving controllability in linear motors.

Asymmetrical magnet arrangement maintains constant magnetic attraction force direction, suppressing vibration without complex support mechanisms.

Radial extension of the coil holding body creates a flat mounting surface, stabilizing large operation objects without increasing axial actuator size.

Printed coils on the glass sheet interact with channel magnets to eliminate bulky geared drives and reduce noise.

Segmented sealing structures shield stator and magnet modules from chemical corrosion, ensuring reliable operation in food processing washdown environments.

Segmented magnet and coil structures convert unidirectional flux into multi-polar patterns, resolving low efficiency and small power generation bottlenecks.

An asymmetric tooth structure balances magnetic flux distribution across poles, eliminating force fluctuations caused by uneven magnetic fields.

Arc flexure electromagnetic inertial actuator generates curvilinear magnet motion via voice coil interaction.

A circular guideway launcher accelerates projectiles using conductive coils to generate electromagnetic fields.

Parallel flexure arrangements and composite shims maintain high output force consistency across frequencies above suspension limits.

Interchangeable coil segments reduce manufacturing costs while maintaining force across variable stroke distances.

An electromagnetic actuator uses a permanent magnet and non-movable part to drive a movable component through magnetic attraction forces.

Grooved magnetic ladder members support magnets on a linear motor secondary side, suppressing flux shunting and improving thrust response.

Integrally formed stators merge parallel magnetic circuits into a single rigid framework to reduce installation area.

Replacing mechanical bearings with crossed flexures eliminates wear and fatigue while maintaining high positioning accuracy.

Segmenting the coil assembly into sections with different force constants resolves control mismatch and noise in gantry systems.

Inserting the stator into mover leg portions compensates normal forces, reducing noise and vibration while minimizing iron loss.

A lens driving device uses second coils to swing the lens carrier for image stabilization.

Ribs on the armature frame provide three-dimensional mechanical interlocking to prevent sealing resin release during reciprocal movement.

A core-type linear motor uses specific coil and magnet length ratios to enhance the motor constant.

An eight-pole, twelve-slot linear motor simplifies construction by allowing all coils to be wound in the same direction while maintaining large axial thrust.