Electrical Locking Circuits TRIZ Cases

A rotating cam and fixed switch detect vehicle handle positions more precisely by reducing tolerance buildup in the mechanical linkage.

An electrically controlled intermediate floor lock keeps the spare wheel confined in its housing during head-on collisions while preserving trunk access.

Pressure sensing between a vehicle closure and frame triggers handle-free unlatching for authorized users, improving convenience and security.

Weather and vehicle orientation data adjust door and hatch torque to overcome icing or sticking seals while limiting battery drain.

A deformable intermediate element lets the switch trigger early while button travel continues, matching door unlock lag for immediate opening.

A recessed capacitor pocket in the partitioned latch case preserves emergency power supply capability without enlarging the in-door package.

An integrated handle sensor lets a vehicle door unlock and open in one hand movement while reducing wiring and mechanical complexity.

A detachable door battery keeps lighting, opening, and locking functions powered during vehicle power loss while allowing easy replacement.

Wind-aware vehicle orientation and door torque control keep the delivery compartment open so recipients can retrieve articles without interruption.

When position sensing fails, control uses voltage-based drive timing to place the lock engaging portion accurately and avoid motor faults.

A motor-driven carrier plate keeps the door handle fixed in rest and active positions, cutting mechanical complexity and entanglement risk.

A single hatch drive pulls the lock catch through a Bowden cable, simplifying motor vehicle hatch cinching and improving closing robustness.

A strain-gauge handle sensor transmits push or pull forces through a fixing mechanism to enable intuitive single-motion car door locking and unlocking.

A spindle lever groove doubles as a lock operating part to hold the lid fully closed without adding separate lock components.

Multiple fuel filler flap state checks during driving detect lid and sensor stuck-closed faults earlier than refueling-only diagnosis.

Sensor-triggered vent doors open belly pan outlet ports during battery thermal runaway, releasing gases while preserving normal aerodynamic performance.

A powered standby control unit takes over body-load control when the ECU is off, avoiding startup delays while reducing system complexity.

An elastic locking hook and biased leg join door-handle covers without melting, reducing rattling while improving assembly efficiency.

A separate load-opening drive with backup energy unlocks a vehicle lock under crash loads or power failure, even from outside the vehicle.

An integrated cover protrusion seals the receptacle without ring seals or potting, cutting assembly effort, cost, and seal damage risk.

RPM and latch feedback are used to detect tailgate opening or closing faults and adjust target control for smoother motion and reliable cinching.

A resistance force mechanism keeps a pop-up vehicle door handle available long enough for easy re-opening without manually raising the grip again.

By moving latch electronics to a dry-side control unit, this case reduces waterproofing cost and expands I/O in vehicle doors.

A pivoting handle hidden partly behind the outer door panel cuts drag and visible joints while sensor-actuator control simplifies door lock actuation.

A pivoting handle recessed into the window frame cuts drag and turbulence while enabling intuitive electric door operation without Bowden cables.

A swipe-then-tap sequence with segmented capacitance sensing helps vehicle door handles reject accidental arm contact and open more reliably.

An elastic mechanism preloads the strain body in a vehicle door handle to detect inner-side pressure while limiting sensor distortion and damage.

A rotating inner door handle detects push and pull actions in familiar directions, improving intuitive vehicle door opening and closing.

Continuous rotary sensing tracks four-bar link angle to control door handle travel precisely without costly force sensors or blind switch gaps.

A rocker-arm linkage with gear reduction and torque sensing automates tailgate opening smoothly while limiting actuator size and impurity ingress.

A handle-mounted strain-gauge sensor turns pull force into an unlock command, enabling intuitive car door opening and locking in one motion.

A sliding cap lock moves along the door surface, keeping the cylinder lock closer to the handle for easier access and lower detachment force.

Wind direction sensing and vehicle reorientation keep a stopped delivery vehicle door open, so recipients can retrieve articles without wind-driven closure.

Continuous rotary sensing of a four-bar link lets the controller position a motorized door handle precisely without costly force sensors.

Dynamic microcontroller clock scaling cuts vehicle control energy use without standby delays or added communication bandwidth.

A vehicle door controller boosts push-actuator power after crash detection to open jammed or tilted swing doors without higher normal wear.

An elastic lever and sensor detect pressure on a hidden door actuation area, cutting switch bulk and optical sensing cost.

Distinct spring-based tactile feedback across lever angle ranges helps drivers separate electric and mechanical door opening states.

A detachable battery module powers door lighting, locking, and actuating elements so the vehicle door remains operable during power loss.

A four-point backdoor assembly aligns dual latches with hinges to resist torsion, improving vehicle frame rigidity and responsiveness.

Interaction detection between locking parts sets a reliable zero position for movable opening bodies, even on slopes.

A de-energized door sensor generates a current pulse from movement to wake the control unit, cutting standby power without losing response.

A boosted backup supply lets a door latch motor draw the higher available voltage, maintaining operation when vehicle battery voltage drops.

Multiple switch elements and guided illumination widen the touch area in a vehicle door handle for more reliable latch activation.

Shifted dual switches and shared pins improve lock state detection in a door latch while enabling single motor lock switching with less noise.

A recessed outer rim and guide keep a flush vehicle door handle accessible while shielding it from weathering and simplifying assembly.

A carrier-guided rear door pivots up and slides forward above the roof to open the rear opening wider for bulky cargo and taller users.

An illuminated detection zone lets a vehicle lock sense a user's hand for keyless unlocking while reducing manual effort and handle-space needs.

An integrated emergency power supply keeps a handleless vehicle door lock and drive unit operable during voltage drops or power failure.

By moving the drive, guide, and lock onto the outer vehicle wall, this door layout preserves full portal height and frees interior space.

Adjacent micro-switches replace a bulky SPDT handle switch to improve vibration resistance, fault detection, and compact door opening.

A vehicle door lock switching actuator cycles positions to maintain manual unlocking capability.

Integral light guide directs LED illumination through the lock housing inlet mouth.