Building Locks TRIZ Cases

A spring-biased lock latch engages automatically when a sliding sash closes, removing the need for manual handle operation.

Scissor arms transform tilting input into linear bolt actuation, resolving integration constraints in thin interior doors.

A combination wheel locking system integrates hardened steel disks and Sorbethane layers to secure lug nuts against physical tampering.

An integrated tilt prevention profile merges actuator and securing functions into one component, reducing assembly complexity while preventing cabinet tilting.

A sash-side locking element with a hook section engages a groove in the sash profile to provide stable fastening.

A melting stop member releases the positioning bolt while a stick wedges it in place, preventing disengagement if the spring loses elasticity.

A combined sealing system uses a rocker arm and activation pin to engage movable members within meeting stiles for secure panel closure.

A latch mechanism with a lockout member secures modular computing components through mechanical advantage.

A dual-box striker assembly anchors perpendicular screws into adjacent studs to distribute impact forces across multiple structural points.

A one-piece collar secures an air brake plunger shaft using a spring-loaded mechanism and lockable features.

An integrated hinge allows a cabinet catch to conform to various frames, securing access without damaging structural integrity.

Integrating the magnet holding function into the receptacle eliminates separate cover components, reducing device complexity and assembly costs.

A self locating tie bar guide uses a hemispherical tongue to release and hold the tie bar without breakable features.

Integrating the control probe with the locking member synchronizes their movement, resolving misalignment issues that cause operational failures.

Opening adjusting block restricts check link movement to prevent door over-opening.

A double-leaf door lock embeds the unlocking element within the bolt to execute panic release without protrusion.

A door fitting actuating shaft connects a motorized drive to a visual indicator device for clear switching state display.

A rod guide with a knurled adjusting screw for manual tool-free positioning.

Voltage-controlled lamella modulates translucency to resolve confusion from simultaneous visible indicators.

A self-latching container system uses a spring-loaded mechanism and shrouded actuator to secure lids against animal intrusion.

Side elements and a widened body part fill the striker plate opening, preventing bolt withdrawal under lateral tensile loads.

A movable bolt pan secures directly to a safe door slab, providing lateral locking movement.

Angle of arrival detection determines portable key positions to prevent inadvertent unlocking caused by RSSI signal distortion.

A control box cover structure uses a torsion spring and knob to lock the cover body to the base without screws.

Segmented end bolts distribute engagement forces across multiple contact points, improving break-in strength without increasing device complexity.

Segmenting the striker and sash-mounted stop unit resolves stability issues while nesting components prevents tripping hazards.

A composite striker plate combines a plastic body with metal components to reduce manufacturing costs while maintaining structural integrity.

Segmented locking units strengthen lid fixing force without increasing volume or weight.

An adjustable dead-latching bolt mechanism resolves door sag and wear issues by dynamically changing extension distance through discrete pin positions.

A spring-biased locking pin secures an actuator piston within a cylinder housing to maintain position without active hydraulic control.

Pre-assembled slider and positioning block components resolve slow installation caused by misalignment of separate parts in window bolts.

A universal lock structure uses a rotating member with dual protrusions to drive latches via clockwise or counterclockwise rotation.

A valve locking assembly secures the stem via a slide and engaging member to maintain a fixed position.

A sliding window fitting arrangement uses a transverse slide to move a latch element perpendicularly for secure locking.

A spring mechanism enables dead bolt backset adjustment by storing energy during latch operator rotation.

Silencing blocks made of sound-absorbent plastic replace metal parts to reduce impact noise without cold-environment resistance.

Interfering stop members retain the barricade member on the base plate, preventing complete removal while allowing unrestricted movement in the unlocked state.

A striker plate structure uses a fixed stop means between two bolt housings to enable bidirectional locking engagement.

A gearbox radial locking element moves between release and blocking positions to secure window hardware assemblies.

A railcar door assembly uses a gear-driven lever to plug the door into the frame for secure operation.

A metal tongue latch uses a low-friction plastic prism cap to prevent rust and corrosion while maintaining mechanical strength.

Separating locking components between the container frame and unloading station reduces device costs while maintaining reliable flap security.

A utility cart lock box uses a rotating housing portion to enclose or expose stored items while maintaining clear visibility through transparent arcuate walls.

A fitting element rebate base engages a frame recess to prevent shifting during fastening.

A lock mechanism uses four kinematic devices to control bolt and spring latch exit sequences for secure door closure.

A firearm safe box uses a sliding container driven by a torsion spring to enable rapid access.

A door lock handle assembly uses a frictionally engaged control rod to connect the gripping member to the support body.

A vehicle cargo box latch system uses an integrated drive bar to actuate multiple latches simultaneously via a key-operated lock mechanism.