Windings Insulation Shape/Form/Construction TRIZ Cases

A conductive joining agent and insulated joining device connect plug-in CNT stator windings without welding or soldering, improving strength and insulation.

Piloting tabs on stacked stator laminations maintain housing concentricity while opening oil flow paths that improve heat exchange and reduce machining.

A projecting slot insulation held by the first conductor layer prevents axial slipping during layered motor slot filling.

Thermal-sprayed conductors on an intermediate layer simplify winding overhang assembly, cut axial space, and reduce ohmic losses.

Different insulation thicknesses for adjacent winding types cut excess material and thermal resistance while maintaining electrical reliability.

Nested bus bar terminals within the stator shorten brushless power tool motors while preserving durable, efficient winding connections.

Dual injection molding partially surrounds unit flat coils to remove insulation sheet insertion and coating removal steps in stator assembly.

Spaced support columns position preformed flat stator coils for gluing and potting while preserving creepage distance and motor footprint.

Guide protrusions bend and hold insulating paper in the stator, preventing separation, coil interference, and motor defects.

Unfolded insulating sheet folds cut tensile load during stator coil placement, preserving inter-coil insulation strength and simplifying assembly.

Uniform connection-side slot pitch and split winding groups simplify three-phase output line routing and stator assembly in tight vehicle spaces.

Three arcuate Wye-ring sections enable in-situ generator repair, cutting wind turbine downtime, crane use, and replacement cost.

Varying support columns and a T-shaped adhesive groove hold flat stator coils accurately while preserving creepage distance in compact motors.

A bendable sheet insulator wraps armature joint surfaces to simplify formation, maintain slot space factor, and improve insulation coverage.

Radial tie bolts and added winding curvatures strengthen rotor winding head fastening for high-speed electric machines while preserving cooling.

A hook-and-extension stator terminal guides a continuous coil wire into place, enabling automated winding and more stable motor connections.

An arc-shaped base and separate arm shrink the stator terminal block, cutting material use, assembly size, and manufacturing cost.

An annular deformable core-back portion absorbs crimping strain, improving stator fixing strength while suppressing distortion and eccentricity.

Inserted and welded coil ends bear against the sleeve wall around the full circumference, creating stable, insulated electric machine connections.

Insulated shear pins and end retention keep laminated track channel segments intact under changing magnetic flux while reducing eddy currents.

Separated insulator recesses guide crossover wires at different axial positions, easing multi-stage coil winding and phase separation.

Hooked bus bars and insulating paper keep divided coil connections aligned, preventing shorts while reducing pump axial size and cost.

Multiple insulated wires are laminated inside a conductive shell to improve hairpin winding fill, cut eddy current leakage, and ease welding.

A two-layer overlapping coil layout with adhesive position holding simplifies slotless motor winding assembly while reducing cost and complexity.

A folded tang bus bar joins magnet wire in a compact brushless motor stator, cutting length while improving durability and efficiency.

Resin bobbins position and press powder teeth against the base yoke, reducing assembly friction while maintaining efficient magnetic flux flow.

A 54-slot two-pole armature winding uses specific parallel-circuit coil and ring layouts to cut circulating-current loss and current imbalance.

Equal-gap insulation films center preformed stator coils on teeth, improving dielectric insulation while keeping winding carriers robust and cost-effective.

Guide portions in the armature insulator route jumper lines without a PCB, preserving axial space and preventing wire disengagement.

A split stator coil-end layout uses one slot pitch on the connection side and multiple pitches on the opposite side to simplify three-phase lead assembly.

Cooling fluid routed through tube-based stator windings improves heat rejection while reducing electric machine packaging size.

Adhesive-filled holes and bridge portions increase busbar module bonding area at the stator coil end, improving fixation and vibration durability.

Separated helical flat-conductor turns with molded resin improve motor coil heat dissipation, voltage resistance, and manufacturability.

A grounded conductive shield and semi-conductive layer suppress partial discharge in stator windings, enabling higher voltage and power density.

Elongate pins anchor the armature busbar to the back yoke, reducing vibration, protecting coil joints, and preserving magnetic flux.

A concave stator winding layout shifts the coil inward and outward strategically to free inner radial space for rotor and bearing arrangement.

Parallel series coil groups in a stator winding suppress square-wave resonance, cut coil voltage differences, and improve insulation.

Radial resin injection and coil restraint keep stator windings toward the yoke, cutting eddy-current loss and welding stress.

A pressing device holds thin stator slot insulation by friction during coil insertion, preventing buckling and enabling more segments.

Selective insulation over stator teeth and slot entrances preserves creepage distance while increasing slot fill factor and winding space.

Raised outer insulation surfaces extend creepage distance in stator end windings without added length, cutting resistive losses and conductor use.

Tilting, rotating varnish application and gelling strengthen hairpin stator weld areas to resist epoxy peeling under vibration.

A holder, bushing, and guide member join motor coils to terminals without fusion heat or compression, improving durability under vibration and impact.

Concentric offset pins across stator layers simplify winding assembly while creating a more uniform field with lower torque ripple and NVH.

Coolant channels between the stator slot base and inner windings target centerline hot spots in high-density motors while limiting added weight.

A lost-mold casting approach applies insulation before metal filling, enabling tightly spaced conductive coils with less manufacturing effort.

A rotor-end sensor board layout shortens axial space, enabling a smaller motor that reduces electric work machine size and weight.

Extended slot insulating films and fixed insulating members improve motor insulation against metallic debris while keeping assembly stable.

A dual-holder busbar presses the stator coil onto terminals without welding, improving insulation, durability, and motor height.