Building Braking Devices TRIZ Cases

See how a pawl-locked retractable arm prevents deposited items from tearing when doors reopen p

See how a double-axis double-spring hinge design with integrated covers reduces assembly parts,

See how a toggle lever mechanism with energy accumulator and setting contour enables high actua

See how a nested threaded actuator with perpendicular pivot axis enables motorized and manual f

See how progressive clamping rollers on inclined surfaces replace fluid dampers, reducing compl

See how a spring-loaded block maintains a protective gap during drawer closure, preventing fing

See how a cam-activated snubber damps appliance lid closure to prevent slamming while allowing

See how a release part with dual parking positions and opposing restoring devices enables slidi

See how slot-guided coupling with deflectable spring replaces toothed connections to reduce noi

See how a flap fitting integrates spring preload adjustment through a frontal opening, preservi

See how a spring-driven actuator with integrated damper and self-tapping bracket eliminates pre

See how a combined guide element and contact piece reduce part count and noise in drawer and do

See how contact-free magnetic holding elements secure incubator doors without mechanical impact

See how dampened hinges with integrated dampers and springs control tray table motion speed to

See how a segmented header design with anti-jump elements and single-tool roller assembly resol

See how integrating a switching piece with a guide element into a single fitting reduces parts

See how a diametrically polarized magnet and steel plate replace mechanical guides to eliminate

A weight-triggered spring and damper assist helps aircraft pivot bins close with less hand force while avoiding costly electro-mechanical systems.

See how a separate cover component enables modular assembly and adaptability for power-assisted

See how segmented pivoting arms with a common torsion spring distribute holding force evenly ac

See how a variable-ratio transmission gear reduces opening force while maintaining high retract

See how a coupling device between ejector and energy storage eliminates play during furniture c

See how a ratchet-held spring mechanism allows manual door opening with automatic time-delayed

See how a retractable lever mechanism and end-face tool access enable spring adjustment without

Two smaller dampers extend the effective damping path to dissipate high-mass door energy smoothly within a compact retraction device.

See how a tilting segment with parallel spring and damper eliminates deflection pulleys, reduci

See how a cam-guided control lever enables a washing machine lid to hold an intermediate positi

See how a console shell with molded-in shoulders eliminates separate attachment members, reduci

The steel-ball damping assembly slows final cabinet-door motion, reducing closing noise and vibration without weakening the spring-driven closure.

See how a damping assembly with steel ball, deceleration groove, and self-locking mechanism red

See how a diametrically polarized magnet and steel plates replace mechanical springs to elimina

See how a steel pin sliding within a diametrically polarized magnet collar replaces spring mech

See how a blocking element prevents accidental ejector unlocking when a drawer is pushed too ha

See how a control part with guide groove and coupling mechanism prevents folding corner cabinet

See how a lockable receptacle uses overlapping lips to conceal seams, mechanical latching, and

A curved spring deflection surface and cylinder-piston damping guide a sliding-door driver element smoothly, reducing locking and unlocking impact noise.

See how a user-portable device logs geographic locations at connection events to enable recover

See how a pre-assembled connecting element with integrated stop element enables secure left-rig

See how readjusting both spring bearings during hinge motion regulates spring force, achieving

See how a coupling assembly with lever amplification and switch element improves force accumula

See how projections and grooves integrated into rotation shaft-pieces eliminate auxiliary secur

See how a spiral spring surrounding the damper housing enables easy replacement while a fluid d

See how a hinge assembly integrates snubber damping and counterbalance spring force to prevent

See how a retraction device positions the spring around the damper rather than inside it, enabl

See how a moveable abutment element nested in a securing body enables symmetrical left-right as

See how a limiting block, anti-bouncing block, and clamping closer reduce impact force and prev

See how a diametrically polarized magnetic pin and steel collar replace spring mechanisms to ma

See how a swivel angle limiting device between folding door elements prevents damage to adjacen

See how a furniture damper relocates its first component from standby to working position, enab

See how a blocking element prevents unintended ejection unlocking during over-pressing, ensurin

A retractable rack-driven stopper protrudes when the gate is closed to absorb side-impact energy and clear entry space when opened.

A movable plug vents door closer oil under fire-driven heat and pressure, preventing cracking and reducing flame risk.

A movable coupler locks the armature to the pinion without screws or tools, simplifying door operator installation in tight spaces.

A gasket groove gap and thread-cutting slot enable predictable high-pressure oil venting in fire, preventing door closer cracking and fire spread.

A sheet-like compliant mechanism replaces bulky helical springs to deliver elastic force in foldable hinges while saving space and weight.

Manipulator arms join sub-assemblies in mid-air, cutting station count, production time, and plant footprint for multicomponent assembly.

A sheet-like compliant mechanism replaces bulky springs in foldable hinges, delivering strong elastic force with less thickness and space.

Lubricant-filled recesses in a one-piece plastic brake disc cut noise and wear in vehicle flap drive braking while keeping braking force.

Adjustable spacers and a stepped mounting plate let replacement door closers reuse existing holes while keeping a flush, clean installation.

A motor-adjusted spring preload lets doors open with low manual force yet close with higher force to overcome friction and meet ADA needs.

A two-piece clamp with resilient bias secures door operator components on a back plate in limited space while reducing wall protrusion and install time.

Different interference fits in a compact damping assembly keep hinge damping consistent while reducing space in foldable terminals.

A single elastomeric band equalizes cam loads in a vehicle door check, reducing spring wear, maintenance, and inconsistent holding.

A spindle drive nested inside the rotor cuts vehicle flap installation space while improving sealing, durability, and motion control.

A two-piece clamp on a back plate cuts door operator size while preserving quick mounting access and strong component attachment.

A position-adjusting member lets the shaft and one-way clutch self-align, reducing rolling-element load and improving hinge durability.

A hinged triangular rod layout spreads cover loads across multiple fixing points to improve stability and extend box cover service life.

Differential interference fits in a compact shaft sleeve maintain damping force over rotation life while supporting thinner foldable terminals.

By nesting the spindle drive inside the rotor, this flap actuator cuts housing size while protecting the thrust tube in tight vehicle spaces.

Segmented fire spread covers shield closer internals from flare exposure while blocking lubricant oil from contaminating documents.

Lubricant reservoirs in a one-piece plastic brake disk cut hatch drive noise and wear while maintaining braking force and service life.

A deformable energy-absorbing member extends shock absorber damping to limit cockpit door velocity during aircraft decompression.

Two clamp members and a resilient bias secure a door operator component to a back plate, simplifying installation in confined spaces.

A spring-loaded brake holds a vehicle flap disc without continuous motor power, resisting vibration while allowing manual override.

A single torsion spring and friction resistance assembly balance easy one-handed opening with secure folded closure in compact foldable hinges.

A motor-generator and dual energy storage cut opening force at low angles while preserving strong, controlled closing and latch engagement.

Radial thickenings and tapers turn the door drive regulator valve into a low-cost molded part that maintains reliable sealing and fluid flow control.

A carbon-fiber fabric intermediate layer keeps brake friction stable across temperature changes, reducing wear and maintenance in flap drives.

An n-sided valve channel guides a rolling locking body to prevent leaks, keep sealing centered, and protect the door closer under overload.

A motor adjusts spring preload during opening and closing so doors stay easy to open yet gain enough force to latch and meet code.

Motor-shaft angle learning replaces manual setup in door and window closers, enabling accurate sash damping despite installation variation.

A rotating locking ring fixes pin position without direct handling, reducing installation error while maintaining liquid-tight sealing.

A coupling piece laterally guides series springs in a furniture lid holder spring pack, preventing buckling across wide holder spacing.

A projecting indicator marks the safe backout limit of a door closer regulation screw, preventing hydraulic fluid leakage and closer failure.

Resilient bumpers or sacrificial zones absorb or redirect sash forces to protect the hinge pin from wind and installation damage.

By placing damping inside the electric drive assembly, the case enables smooth opening while preserving intermediate position holding.

Integrated rotation, sound, temperature, and torque sensing helps detect damper faults early and makes inspection and repair more efficient.

A heat-triggered valve drains hydraulic oil away from hot mounting surfaces, helping a door actuator avoid fueling fire during overload.

A heat-activated valve releases hydraulic oil into an external collector, directing it away from hot door surfaces during fire exposure.

A variable-ratio gear and spring auxiliary motor smooth barrier torque during opening and closing, enabling smaller motors and safer emergency motion.

A spring-powered boost module stores energy during opening and releases it near closure to ensure door latching without raising ADA opening force.

A delay-controlled actuator gradually reduces retaining force between gear elements, preventing abrupt vehicle door movement during release.

A telescopic actuator locks aircraft doors or landing gear by positively blocking the withdrawn stem, cutting hooks, interfaces, and failure risk.

A two-stage damper uses fluid damping plus a crushable member to limit cockpit door speed and absorb extreme decompression energy.

A combined electromagnet and permanent magnet adjusts spindle brake force for vehicle flaps while holding position without continuous power.

Helical camming moved outside the piston stroke cuts cylinder distortion and jamming in hinge dampers exposed to slammed-door forces.

A cabinet opening mechanism combines torque peak adjustment, locking, and fluid damping to hold set angles and prevent sudden closure.

A combined electromagnet and permanent magnet adjusts spindle brake force for reliable automatic vehicle flap holding under varying conditions.

A damping device built into the electric drive unit smooths furniture opening while preserving intermediate position holding without extra force.