Windings Insulation Shape/Form/Construction TRIZ Cases

Segmented insulating elements extend between stator frames to increase creepage distance, resolving insufficient insulation safety in brushless motor windings.

Segmented annular coil covers with spaced peripheral walls prevent foreign material entry while maintaining flange dimensional accuracy.

Continuous impregnating resin coating on stator bodies and end windings prevents dust abrasion while simplifying manufacturing steps.

Resin molding integrates bobbin and terminal mounting members with core segments, reducing component count and assembly man-hours.

A circumferential collar on the insulation mask radially captures metal shavings generated during stator assembly.

Composite overmoulding dissipates stator heat, resolving trade-offs between thermal management and device complexity.

A stator assembly uses pre-wound teeth mounted on a single piece yoke to increase slot fill and shorten end turns.

Non-magnetic axial coil supports position stator coils within an air gap configuration, minimizing height while preventing magnetic interference.

An asymmetrical fan frame design distributes vibration frequencies across structural ribs to lower operational noise levels.

An integrated stator assembly uses a mandrel with insulating guide walls to position copper windings within an electric aircraft motor.

Insulator claws fit into iron core grooves to maintain winding space and magnetic flow.

Stator assembly uses insertable tooth tips forming mechanical joints with the stator base to eliminate resin over-molding.

A corona shielding system uses nonlinear field strength-dependent resistance to distribute the electrical field homogeneously.

Stator guide projections route crossover wires along radial surfaces, preventing insulation peeling from intersecting wires while enabling axial downsizing.

Rounded shoulder portions and flexible insulating members prevent coating damage while reducing axial dimension.

Segmented cylindrical insulating papers ensure interphase insulation without complicating layer management, reducing partial discharge risk.

Integrating the insulator via resin molding eliminates separate slot cells, simplifying assembly and reducing manufacturing costs.

Resin-molding molds sandwich stator welds to deposit insulating resin directly onto coil wire joints.

Inclined insulator surfaces and stepped housing secure phase electrode terminals, preventing fatigue fractures under shock.

Tapered guide member inlets ease wire insertion while maintaining coil insulation, resolving the reliability versus operation trade-off.

An armature winding uses air bubble groups in insulating buffering material to prevent interphase paper misalignment and eliminate costly varnish impregnation.

Notches in insulator walls allow potting resin filling on the inner peripheral side, resolving assembly difficulties while maintaining structural integrity.

Uniform particle size prevents segregation during storage while varying doping concentration sets precise electrical resistance for field control.

An interposed member absorbs radiant heat during stator coil welding to protect the insulating component from thermal damage.