Association With Control/Drive Circuits TRIZ Cases

Integrated assembly nests electronic board within motor housing using centering base and self-centering terminals, eliminating bulky external wiring.

Segmenting locking from gears allows higher lead angles, reducing friction losses and current draw while maintaining robust anti-backlash capability.

Liquid sealant bonds metal cover to motor housing, preventing saltwater ingress while eliminating O-rings and reducing device weight.

A segmented stator module energizes only adjacent sectors to drive a rotor in multiple directions with minimal heat loss.

Direct terminal connections through the motor case eliminate intermediate parts, resolving miniaturization bottlenecks while preserving service access.

A scalable interference suppression apparatus uses series-connected capacitance and inductance modules to screen electronic subassemblies.

A voice coil motor endoscope uses a Hall sensor and processor to correct magnet position signals for precise lens control.

A coil switching device with a movable portion driven by an actuator reconfigures rotary machine coils.

A conductive coil spring with a deformation portion and bypass path discharges static electricity from the drive unit to the cover body.

A modular electric motor design simplifies assembly through standardized insulation displacement connections between main and plug-in modules.

Recessed iron core grooves route coil leads directly to the circuit board, eliminating magnetic gap obstruction and reducing magnetic circuit losses.

An integrated oil seal and bearing unit prevents lubricant leakage in heat dissipating fans by securing the assembly within a segmented central tube structure.

An armature core member satisfies Br×Ma≤Bsc×Wsc to redirect leakage flux and maintain magnetic density.

Segmented cogging plates in a brushless DC vibration motor suppress rotor rise during startup, eliminating friction noise while maintaining high stopping speed.

Merges discrete transistors into integrated semiconductor dies, reducing assembly complexity and faulty connection risks.

Upstream rectification circuit placement captures cool air first, suppressing component temperature rise while maintaining motor operation.

Bent terminal portions extend an electronic component body into a circuit board hole, reducing axial thickness and improving magnetic field sensing accuracy.

Hooks relocated to yoke borders guide circuit substrates closer to the stator core, reducing inter-component distance and improving motor compactness.

Platinum catalyst enables normal-temperature curing of two-liquid-mixed sealing material, eliminating heating equipment costs and prolonged curing times.

Crushing margin deformation in the accommodation case insertion portion secures the controller against displacement and tilting on the steering column.

A cylindrical metal housing integrates a heat transfer substrate to conduct thermal energy from circuit parts directly to the outer wall.

Concentric insulation ribs create annular spaces that secure polygonal busbars, resolving stability issues while easing manufacturing.

A winch design uses a segmented motor housing and reel holder to achieve structural symmetry without complex redesigns.

Integrally molded positioning elements on a stator insulating body align circuit boards in power tools.

Integrating a blocking device into the air gap of a multi-pole motor reduces installation space while maintaining rapid braking reliability.

Segmented stators magnetically coupled to a translator rod eliminate jam risks from gear trains by using redundant control loops for automatic reconfiguration.

An integral connection part combines a ring-shaped mounting flange and relay terminal to cancel mounting errors and ensure position accuracy.

A discrete power component assembly positions switches between a motherboard facing plate and a heat sink facing plate to enhance thermal conduction.

Molded modules with exposed terminals connect to a heat sink, eliminating ceramic boards and reducing thermal resistance in the drive unit.

A single encoder uses two discs and detectors to track rotation position and count for precise motor control.

Horizontal grip on inverter resin case prevents CPU substrate damage during assembly while maintaining compact volume.

A brushed motor end cap assembly uses equal-length brush connections to minimize electrical noise coupling and simplify the manufacturing process.

A permanent magnet motor rotor uses non-magnetic gaps between protrusions to suppress mutual inductance.

Segmenting the chopper into multiple units with phase staggered control decreases torque and speed ripple while lowering switching loss.

A gas turbine semi-trailer power supply eliminates bulky rectifier transformers by using a common DC bus, reducing wiring complexity and equipment footprint.

Surface-mounting a snubber circuit on the power board minimizes leakage current loops to reduce radio noise in integrated electric compressors.

Infrared sensors map semiconductor surface temperatures to detect non-uniform distributions, triggering current reduction when thresholds are exceeded.

High voltage electric wire routed through the gap between the reduction gear and battery to minimize vehicle size.

An integrated air duct channels waste heat from the motor unit to cool the centrifugal fan, resolving high temperature issues.

Circumferential coolant core cools integrated e-machine controller, reducing bulk and heat in turbomachines.

A heat pipe transports waste heat from the thermal bridge to reduce installation space while maintaining precise operating temperatures.

Segmenting the stator into universal components reduces manufacturing complexity while allowing customized motor performance through material selection.

Circumferential power and ground wirings on an annular substrate reduce parasitic inductance caused by long, complex conventional wiring paths.

Integrating cooling ducts and damping elements into the motor assembly reduces electromagnetic interference and vibration-induced flange degradation.

Bidirectional rotation of a single PMDC motor drives selective gear engagement, eliminating multiple motors and reducing assembly weight.

Projecting the display forward from the controller expands surface area, accommodating more elements without compromising visibility or operation ease.

A spring-loaded pressure contact system connects power electronics to drive motors inside a shared housing.

Segmenting the motor controller into distinct management and power supply circuit boards reduces size and cost while improving thermal dissipation.

Nesting a rotation detection unit between drawn terminal lines and the motor shaft reduces electromagnetic interference while maintaining compact volume.

Direct module integration into heat sinks eliminates mechatronic cases, reducing mechanical complexity while maintaining thermal performance.