Building Braking Devices TRIZ Cases

A segmented rail guide with an elastic damping section and blocking means cuts end-stop wear while keeping drawers in a defined closed position.

A central rod supports the coil spring inside the hinge cylinder, preventing wall contact that causes noise, wear, and damping loss.

Shelf-supported front loading and a gate mechanism make counterweight bricks easier to handle while preventing rod bowing and brick ejection.

A separate support spring boosts ejection force against strong main springs, helping heavy furniture flaps open more easily and reliably.

A resilient stop part with wedge gearing sets inset drawer closing positions precisely despite tolerance and assembly deviations.

A resilient adjustable stop sets inset drawer closing position precisely despite tolerances, enabling flush fronts and uniform appearance.

A compact swing-and-buffer structure stabilizes cabinet track homing, simplifies assembly, and reduces failures from collision-prone fastening parts.

A portable companion device logs mobile phones' last known locations through periodic updates, helping recover misplaced or stolen devices.

Two series damping components cushion tension and pressure during table leaf folding, reducing noise, slipping, and impact damage.

An integrated damping cylinder and piston rod slow small hinged lids during closing, cutting snap noise and hinge wear without affecting opening.

A fitted jamb-channel air dam blocks airflow and particle entry while preserving smooth sash movement and curl spring balance support.

A ramp-guided pin and actuator reset a jammed auto-close drawer slide, restoring reliable closure without disassembly.

A lateral box layout separates the damping cylinder and return spring to fit tight hinge space while slowing door closing over a wide swing arc.

A press-fit bumper inside the upper frame channel secures the shower door stop without visible fasteners, simplifying installation and replacement.

Oscillating rockers and a sliding upright stabilize heavy laterally retracting furniture doors while reducing noise, damping motion, and saving space.

A slide-rail driver mount simplifies self-closing guide assembly while improving attachment security, damping, and running noise.

An acute-angled linear damper in the hinge cup extends damping stroke inside standard furniture bores while avoiding complex hinge constructions.

An inclined coupling member lets a rail-guided carriage adjust separator height without horizontal shift, torque, or rail disengagement.

A front-access spacer continuously adjusts spring preload in a dishwasher door hinge, simplifying on-site balancing and lowering-speed control.

A curved-guide activator unlocks a spring-loaded drawer ejector in either direction, cutting parts and improving locking stability.

A friction member engages a stop plate before full extension to slow the slide rail, cutting impact noise and improving stop reliability.

A mounted air dam blocks jamb-channel airflow and dust while preserving sash travel and curl spring balance support under high wind pressure.

A side-by-side damper cylinder and return spring fit inside the hinge box to smooth door closing over a wide swing arc.

A movable spring holder and control curve slow spring-point motion to prevent jerky drawer opening and reduce closing impact noise.

A pivot pin and locking ring let heavy tools rotate between positions, then lock securely for easier handling and stable use.

Path-dependent damping raises resistance before full closure to prevent over-pushing, re-triggering, and unsafe furniture ejection.

A damper and sub-spring hinge linkage slows door closing consistently, reduces opening force, and prevents heat-induced opening.

A rolling diaphragm compensation chamber absorbs hydraulic oil expansion in window and door drives, preventing seal failure, noise, and air buildup.

A sliding locking latch lets the checker arm decouple and recouple smoothly at any door angle, avoiding difficult pin handling and tolerance issues.

An elastomer wall protector uses deformable ribs and hidden ball-and-socket mounting to absorb car door impacts and protect garage walls.

An elastic anti-backlash structure keeps the worm wheel and nut part engaged to cut door-opener noise, vibration, wear, and resistance.

Contoured track stops capture roller assemblies to hold sliding doors open or closed on uneven tracks or under motion without constant locking.

A fluid damper with hydrophobic material creates linearly increasing resistance to hold a liftgate open and smooth closure motion.

A one-way rotary damper and rack-pinion assist mechanism slows door closing while keeping opening force low and final positioning smooth.

A shaped elastic sheet and connecting rods hide the damper inside the hinge, slowing furniture door closure while simplifying assembly.

Axial support in the hinge arm prevents the adjusting unit from sinking during stroke setting, improving two-stage hinge stability and reliability.

A linear damper nested in hinge levers slows door closing without increasing box height, enabling soft closure on thinner furniture doors.

A toggle-lever four-bar hinge locks truck cab covers against wind loads while enabling compact, precise folding with lower complexity.

Separating the rigid chain and gas spring into parallel planes cuts actuator length, boosts opening speed, and improves wind resistance.

An elastomeric bushing cushions hard-stop hinge engagement, absorbing heavy-door momentum to reduce wear, damage, and repair downtime.

A rigid base overmolded with a soft stopper and gasket improves hood or tailgate stop retention, damping, sealing, and anti-rotation.

A gimbal-mounted pivot with dual-axis rotation and springs helps vehicle closures clear nearby parts in tight spaces while opening and closing smoothly.

An accessible lever-arm adjustment changes damping force and cylinder position without disassembly for different furniture door sizes and weights.

A ratchet-set torsion spring and integrated damper keep luggage compartment doors opening uniformly while preventing spring over-tension.

A spring-loaded tape reel with dual adjustments controls screen door travel and closing speed to prevent overextension, wear, and frame damage.

A shear thickening fluid hinge adds resistance only at high closing speed, reducing door slams, noise, and injury risk.

Damping hidden inside the hinge controls gravity-driven flap opening while preserving clean exterior lines and design continuity.

An internal tensioning element lets this damped hinge assemble easily while preserving knuckle strength, compact size, and stable damping.

A slide rail, pivot joints, and damper let a lift-up cabinet door open and close in one pull while avoiding folding interference.

A spring nested around the hinge pin adds dampened self-closing to one-pin furniture hinges without increasing size or harming appearance.

A locking pawl, stop element, torsion spring, and damping element work together to keep luggage compartment flaps opening safely and consistently.

Helical springs around the hinge pin provide concealed, dampened door return without bulky magnets and fit both aluminum and wooden doors.

A five-point lever hinge uses spring balance, cam thrust inversion, and damping to hold an upward-tilting door at any position and prevent slamming.

A carcass-mounted positioning arm lets downward bar flaps open to 90° without milled recesses, while spring and damping improve motion.

An axially displaced actuating rod and guide element simplify foldable door damping, reducing wear, part count, and space use.

A hinge-pin-mounted stop limits door opening without wall hardware, preventing loosening, reducing installation time, and absorbing impact.

Sensors track fingers near a closing door gap and trigger a stopper to halt panel motion before a pinch hazard occurs.

Flexible bending elements and adjustable damping hide the door closer, reduce hinge stress, and allow smoother closing over a wider opening range.

A support-arm damper engages just before shutoff to absorb closing energy, reduce impact noise, and limit stress on the furniture top.

Shear thickening fluid lets a door hinge move freely in normal use, then stiffen under high shear to damp slamming and reduce injury and noise.

A shear-thickening fluid hinge adds low resistance in normal use and stiffens during fast closure to prevent door slamming, noise, and injury.

Using shear thickening fluid, this hinge adds low resistance in normal closure and high damping during slamming to reduce injury, noise, and damage.

By moving lateral adjustment into the movable hinge part, this case cuts hinge bulk, supports 3-axis alignment, and keeps furniture doors clean-lined.

By moving lateral adjustment into the movable part, this furniture hinge stays compact, simplifies installation, and supports three-axis door alignment.