Rotary Current Collector TRIZ Cases

Galvanic deposition of a roughened copper layer propagates surface texture through nickel and gold plating to form low-noise slipring contacts.

Selective gold coating on metal wire reduces manufacturing cost while maintaining low electrical resistance.

Segmented slip-rings on intermediate shrink rings enable radial cooling air flow, resolving the trade-off between mechanical strength and heat dissipation.

A foldable electrical plug connector features a rotary assembly and linkage mechanism for independent ground prong rotation.

Angled circuit board groups on a single carrier enable compact assembly of rotary transmitters while redundant contact points maintain low current density.

Rubber dampers sandwiched between the shaft and housing eliminate end play, preventing worm gear damage from axial vibration.

A pivot plug connector uses a pivoting member and rotating member to adjust its orientation.

A rotatable electrical connector enables continuous data transmission between patient sensors and monitors through dynamic rotation.

A dual-purpose lock member with interlocking legs secures rotating and fixed components during assembly.

Sealing rings and polytetrafluoroethylene elements prevent dust accumulation in DC motor commutators, reducing spark risk.

A test point adaptor uses a conical outer sleeve and sealing member to maintain electrical continuity during sliding engagement.

Friction-enhancing material on the brush spring allows safe single-handed replacement, reducing downtime and electrical contact risk.

An axial support pillar positions the brush holder perpendicular to the axis, reducing radial size while maintaining joint stability.

A resilient support member maintains electrical contact quality in surgical slip rings despite component fatigue.

A spring stop post limits radial movement of a torsion spring leg to prevent disengagement during drops and maintain commutator contact.

Segmented conductive elements on a dielectric carrier body reduce electric capacity while maintaining reliable contact for high-frequency signal transmission.

A motor brush holder integrates a diffusion stopper to collect abrasion powder from power supply brushes.

Segmented electrical coupler allows independent pump retrieval via wireline, eliminating full tubing pull operations.

A disk-shaped carbon contact element establishes sliding electrical contact with a rotating shaft via a spring mechanism.

An adhesive-filled groove fixes the conductor in a brittle sintered body, preventing deformation and wear during motor operation.

A tilted brush electric motor design simplifies assembly by allowing direct brush installation without inverting the yoke housing.

Integrating guide walls and grooves eliminates separate movement restricting portions, reducing manufacturing complexity and radial dimensions.

Spring-driven reel winds welding cable inside power supply housing to prevent environmental damage and workspace clutter.

A contact brush features a wear part with decreasing cross-sectional area to maintain constant pressure against the commutator.

Stator-mounted coil arrangement dissipates heat from contact commutation, extending service life in high-temperature vehicle applications.

Adhesive bonding eliminates rivet holes that weaken carbon brushes, extending service life against lateral wear.

Parallel power controller coupling assemblies maintain continuous power delivery to loads, eliminating rewiring downtime during heater reconfiguration.

Radially arranged conductive threads replace carbon brushes for current transfer, eliminating abrasion and contamination while extending service life.

A connector integrates a sound-proof member to absorb vibration noise.

Integrated brush holder protrusion secures carbon brushes within ducts, eliminating retaining rings and preventing commutator collisions during assembly.

Pre-formed cantilevered beams in the shield maintain electrical contact during coupler rotation, resolving signal loss from loose connections.

Multiple pinching plates with slits press-fit aluminum wires to suppress creep deformation and reduce contact resistance.

A sliding contact assembly cover channels air streams to collect abraded brush particles.

Angled walls convert perpendicular pull forces into longitudinal release actions, preventing equipment damage during unexpected lateral tugs.

Rigid fused conductors with controlled cross-sections prevent short circuits and ensure consistent spring force in dynamoelectric machines.

A brush holder base with a plug and dovetail groove ensures stable mechanical connection.

Vertical resin injection holes bond the terminal assembly to the core bobbin in vehicle drive motors.

A brush holder design featuring a protective plate and handhold handle enables safe extraction of brushes from live alternators.

Segmented rotary joint body reduces transport costs while maintaining signal integrity through impedance-matched termination points.

Segmented insulator members create gaps for debris ejection and modular maintenance, reducing short circuit risks in offshore swivels.

A brush holding device integrates EMI suppression components on a circuit board to reduce electromagnetic noise.

A test point adaptor uses a sliding contact between the center conductor and a conductive member to maintain electrical connection during rotation.

Turnover and rotating joints enable flexible positioning while position limiting structures prevent cable damage from over-rotation.

Integrated wire brush insert cleans cable conductors during insertion, removing oxidation to ensure reliable electrical contact.

A conductive contact ring uses projections and blades to pierce insulating surface layers for reliable electrical connections.

A motor brush quick change assembly integrates spring contacts with the brush carrier for direct electrical connection.

A motor bracket features a deformable portion and protrusion to dampen brush vibration while maintaining stable electrical contact.

Segmenting the attachment into a removable spring retainer allows quick replacement of worn brushes while maintaining secure spring tension during operation.

Segmented contact areas with radial recesses direct cooling air to reduce thermal stress in compact wind turbine generators.