Rotary Current Collector TRIZ Cases

Segmented brush holder handles with under-the-brush retention reduce insertion force by 50% while maintaining secure positioning.

A rotatable connector member accommodates multiple vehicle body arrangements through 180-degree rotation.

Brush holder uses axial tabs to retain inter-brush connector via elastic deformation.

Liquid-filled piston mechanisms delay contact engagement in subsea connectors, preventing damage from uncontrolled ROV mating forces.

A rotatable monitoring housing with resilient conductive leads maintains continuous electrical contact on flexible hose assemblies.

A rotary plug socket integrates a fasten pin into its rotation part to secure the unit onto a mounting panel.

Magnetic fields capture abrasive particles from contacting components, preventing reticle contamination in extreme ultraviolet lithography where pellicles fail.

Replacing metal holders with insulating materials eliminates thermal expansion errors, ensuring accurate rotor turn counting.

A conductive ring assembly uses a planetary gear structure to transmit electrical signals between coaxial sun and ring gears.

A foldable power supply device uses a pivoting unit with a non-parallel rotation shaft to enable dual orientation configurations.

A slipring unit actuator moves brushes and a short-circuiting bushing via a main lever, reducing setup complexity and maintenance costs.

A miniature permanent magnet DC motor uses a cylindrical commutator and 12-pole rotor to achieve high power density in a compact housing.

Axially offset dielectric carrier bodies reduce electrical capacity, enabling efficient high-frequency signal transmission.

High-temperature plastic sleeves bridge gaps between commutators and laminations, locking windings against centrifugal forces.

A washing lance integrates electrical supply via a rotating collector to enable direct handle control of programs and heating elements.

Segmented terminal pin covers filled with varnish isolate electrical connections from corrosive environments, ensuring reliable conduction.

Segmenting the brush holder into retaining and base members resolves molding interference, allowing compact connector placement without separate molds.

Replacing phenol resin with polyether ether ketone prevents spark-induced fire damage and abnormal wear in high-voltage fuel pump motors.

Opposite canting directions in a dual spring assembly reduce frictional wear and heat generation during bidirectional rotation.

An eccentric connector mounts to a robot tool flange, routing cabling through an integrated housing that prevents entanglement and wear during operation.

Spaced brush positioning prevents simultaneous short-circuiting of adjacent segments, stabilizing resistance and reducing torque fluctuations.

Multipath signaling transmits multiple signal copies through slip ring pathways to enable high-speed data transport.

A slip ring assembly uses a porous sintered spacer disk to transmit high currents at high RPMs.

Nested conductors and dielectric spacers in a rotatable electric coupling enable 360-degree rotation within compact pendant arm pivot joints.

Merging pivot functions into strip geometry reduces assembly complexity while maintaining conductive reliability.

Internal cable routing within a hollow shaft preserves torsional rigidity, resolving the trade-off between contact quantity and mechanical stability.

Protrusion-based fixed connector maintains stable contact with rotating electrode, preventing signal interruption and reducing abrasion.

Pretensioned brushes create a bulge that compensates for wear, ensuring consistent contact forces and extending service life.

A brush arrangement distributes commutation times uniformly across electric motor laminates to reduce current ripple.

A holding apparatus integrates a cooling duct between slip ring brush slots to dissipate heat via airflow.

An integrated slip-ring embeds a thermal element in the rotor support to actively control temperature, extending the operational range beyond standard limits.

A column shaft uses slip ring and sliding contact elements to transfer electrical energy while rotating freely relative to the base.

Recessed hook cuttings abrade aluminum wire enamel via friction, preserving wire integrity and preventing breakage during commutator assembly.

Elastomeric deformable parts absorb mechanical vibrations between conductive brushes and brackets, reducing noise while maintaining stable electrical contact.

A signal transmission module integrates a retractable data connector with an elastomeric linked unit for direct extension and retraction.

Intermediate wiring member connects field circuit section and brush holder using elastic planar face portion to absorb mechanical vibrations.

A contact piece holder uses a receiving device to loosely clamp the contact piece against a slip ring.

A carbon brush integrates abrasive grains on its end face to condition the contact surface immediately upon installation.

Scattered hard compound particles from the brush transfer to the commutator surface, preventing wear and avoiding expensive coating processes.

Segmented connection kits allow parallel processing of coil serialization and pole attachment, eliminating sequential soldering delays in stator production.