Coupling Device Engaging/Disengaging TRIZ Cases

See how inclined plug-socket surfaces with radial forcing action ensure stable electrical conne

See how inclined plug and socket surfaces create radial forces to ensure stable electrical conn

See how inclined plug and socket surfaces create automatic rotational alignment and radial forc

Alignment keys and elastic clamping contacts improve board fitting accuracy, electrical connection reliability, and compact power converter assembly.

An adjustable removal section lets one placement-machine magazine handle different electrical device widths with reliable extraction and fewer dedicated magazines.

Step surfaces on the plug connector let a tool release the lock and disconnect dense multi-pin connector sets more easily.

A pull-through cover lets users disengage and remove hot connector units without touching nearby heat dissipation structures.

A lever and tie-rod layout replaces bulky guide plugs, enabling precise multi-line hydraulic or electrical coupling in a smaller, pressure-stable package.

Unused USB-C pins are switched to carry analog audio and digital data through one dongle-adapter link, cutting connector complexity and cost.

A coiled power connection keeps cargo-area accessories powered as a sliding base plate moves between retracted and extended positions.

Mechanical keying assigns different USB contact voltages, enabling flexible power delivery without extra regulator circuits.

An extendable trailer current collector enables fast conductive or inductive charging while retracting below height limits to avoid drag and interference.

A rigid coupling board mounts storage devices from different directions to prevent detachment or deformation while keeping printer hardware compact.

A CPA and TPA arrangement secures terminal position while allowing easy insertion, preventing misalignment and incomplete connector locking.

Angled clamping jaws grip a ribbon cable from the side, stiffen it temporarily, and enable precise connector insertion in tight spaces.

A covered push-button and tool access channel prevent accidental connector unlatching under vibration while allowing controlled release.

A removable palm rest and replaceable IO/power module let users service laptop batteries and connectors without opening the chassis.

A detachable connector breaks the electrical path after use so a single-use endoscope cannot be reconnected, reducing reuse and infection risk.

A CPA device with elastic arms and cantilevers locks the plug to resist vibration, prevent disengagement, and reduce signal noise.

A clamping module inside the USB receptacle locks the plug against accidental removal or theft without changing the plug or cable.

A dual-threaded shaft lever locks the connector into an adapter hole more securely, resisting release while allowing attachment and detachment.

A gear-driven shaft lever screws into the adapter hole to increase locking force and prevent electrical connectors from loosening.

Oblong holes and an elastic conductive member let rigid EV charging conductors self-align, easing assembly and maintaining contact.

A resilient sleeve lets a blade connector float within the housing to absorb drop impacts, reduce stress, and extend connector life.

A guide portion and contact bump stage blade engagement to cut plating wear, lower insertion force, and stabilize connector resistance.

Elastic shielding and a movable inner housing keep board-to-board connectors grounded and stable under vibration, EMI, and ±1.0 mm mating variation.

A locking clip and sensor-controlled disconnecting device prevent plug separation under load, reducing arcing and connector damage.

A screw-driven backstop and overmold tool mates or removes cable connectors in crowded assemblies while limiting torque to prevent damage.

A movable latch and actuator keep seat-track electrical connectors secure during sliding while enabling quick support assembly removal.

Automatic vertical positioning of tool assemblies and cable stops cuts operator errors and improves cable processing throughput and quality.

Inclined multi-point contact surfaces cut connector insertion and separation force while protecting terminals from friction, impact, and contamination.

Multiple load cells detect both insertion force and force location, helping verify connector alignment and secure seating during harness assembly.

A snap-fit endoscope connector uses jig-triggered wire disconnection during detachment to block reconnection and prevent single-use reuse.

Lateral jaws clamp the memory stick after placement, avoiding forced insertion wear and enabling repeated automated mating cycles.

Force, vibration, and sound sensing improve connector insertion and removal accuracy despite tolerance and assembly variation.

A slidable rigid sheath biases an elastic arm so the hook recedes during release, simplifying rugged plug unplugging without losing lock reliability.

A dual through-hole latch release allows detachment with matched tools while blocking toothpicks and other unauthorized objects.

A dual through-hole latch structure allows authorized detachment while blocking toothpick access that could trigger unintended disconnection.

A rotatable prong-driven pin locks a removable adapter plug in two directions, enabling outlet flexibility without accidental disconnection.

A pivoting lever and spring-loaded heatsink improve module contact and heat dissipation in small form factor pluggable transceivers.

Alternating power, grounding, and paired long-short signal contacts enable compact hybrid transmission while preventing improper perpendicular mating.

An elastic L-shaped latch blocks lever rotation until cam-guided pre-engagement, improving connector retention under vibration and load.

A hinged pressing part clamps lead wires straight onto a conductive sheet, avoiding wire bending while reducing terminal size and complexity.

Asymmetric keyed connectors prevent misconnection in independently heated hoses, ensuring full current delivery, stable fluid temperature, and shock protection.

Reconfigurable power boards and bus bars let one system board support different PSU types and positions, cutting board variants and cost.

A curved-beam interposer contact lowers peak compression force while maintaining rigid electrical paths to reduce warpage, impedance variation, and loss.

A slider, guide blocks, and swing arm automate plug disconnection and reconnection to speed electronic maintenance and reduce errors.

Parallel and askew connector slots guide manipulator ridges for accurate gripping, positioning, and faster harness assembly.

A scooping guide and holding member lift a lying flexible flat cable for faster, more accurate PCB connector insertion.

A slit in the retainer deflecting piece lets a releasing jig unlock terminal locks smoothly without adding complex housing ribs or projections.

PLM over the power connection lets an autonomous vehicle verify safe tool engagement before full power transfer, reducing manual tool changes.

Real-time force, vibration, and sound sensing helps automatic connector insertion avoid misalignment, damage, and poor contact.

A sliding sleeve locks USB spring latches in place to prevent accidental unplugging and theft while staying compatible with standard ports.

A sliding rigid sheath pushes an elastic arm to retract the hook, simplifying rugged plug unplugging without losing secure connection.

Orientation marks stay hidden until the connector lock fully closes, enabling reliable automated detection of the true locking state.

A contrast-changing indicator on the connector lock becomes scannable only when fully engaged, enabling reliable automated CPA verification.

A scannable indicator changes viewing angle with lock position, enabling automatic connector lock verification and preventing false reads.

An optical indicator stays unreadable until the connector lock fully closes, preventing false CPA feedback under vibration and stress.

A sliding CPA member integrates TPA locking to secure terminal insertion, cut part count, and simplify connector assembly.

Three micro-switch contacts and a wireless signal confirm correct squib connector seating in the canister before airbag assembly errors reach production.

A segmented female connector assembly houses socket contacts in tower elements to maximize circuit-to-circuit isolation distance.