Protective Buildings/Shelters TRIZ Cases

A reinforced furniture truss uses controlled top collapse and load-bearing beams to form a safe triangular shelter under falling debris.

Segmented McCormick optimization and integer prediction speed real-time semi-active damper control for stronger building vibration resistance.

By tuning gas chamber volume to the fluid system's natural frequency, this floating isolator suppresses earthquake excitation of structures and mounted devices.

A membrane liquid-gas interface and adjustable gas spring let this tuned liquid damper reach low frequencies for slender building vibration control.

Multiple small façade and slab damping units replace bulky top-mounted TMDs, cutting building acceleration while preserving usable space.

Adjacent-column connectors add resisting moments during lateral drift, cutting column-base stress and speeding soft-story seismic retrofit.

Wraparound wall panels deform in opposite directions to absorb out-of-plane seismic loads and help retrofit concrete walls against toppling.

Ordinary steel WT-section damping segments and stiffeners cut cost and fabrication difficulty while delaying buckling under seismic loads.

A hinge-guided rocking layout limits horizontal translation, absorbs seismic energy, and cuts residual displacement without prestressed tendons.

Controlled air bubbles and fiber-reinforced concrete stop .50-caliber rounds in shallow barriers while reducing ricochets and lead contamination.

Segmented damping modules and viscoelastic layers create clear yielding points while handling wind vibration and frequent to mega earthquakes.

A bridge-shaped slab anchor stabilizes technical floor columns during seismic motion while preserving interspace clearance and anti-noise pads.

Adjustable gaps and parallel core plates let the brace activate in stages, matching seismic load and energy dissipation demands.

Sliding and telescopic stair connectors absorb landing displacement during seismic or building motion, preserving stair integrity for safe egress.

Controlled air voids in ballistic concrete absorb .50-caliber impacts within 10 inches while preventing ricochets and limiting lead leaching.

Parallel force collectors and connectors link prefabricated modules to transfer lateral loads and strengthen buildings against wind and earthquakes.

A three-layer metal matrix, insulation, and concrete envelope helps protect multiple occupants from prolonged fire and heat.

This brace combines spring compression and friction damping to dissipate earthquake energy while restoring position after loading.

Pull-rod shear locks improve seismic lateral restraint in modular steel building nodes.

This case separates elastic self-centering from friction dissipation to limit residual deformation and concentrated earthquake damage.

A building protection system monitors temperature and humidity to adjust treatment agent dosage for continuous pest control.

Ceiling beam rotational friction joints dissipate seismic energy through controlled slip mechanisms in modular steel structures.

Cutout patterns in the brace core enable localized plastic deformation to absorb seismic energy while solid sections prevent buckling.

Engineered aggregates with a high-density core and compliant layer create metamaterials that trap mechanical energy through resonant oscillation.

Steel bracket mounts precast concrete beams to columns via bolt fastening, reducing construction time while maintaining seismic stability.

Variable curvature plates in a double sliding isolator reduce restoring force nonlinearity, mitigating excessive displacement during near-field earthquakes.

Threaded rods and notches stabilize prefabricated column and beam junctions against seismic angle changes.

Segmented coupling sections with transverse grooves enable easy plate insertion, reducing manufacturing precision requirements and buckling risks.

A torsional anti-seismic component dissipates seismic energy through mandrel deformation, eliminating compressive buckling in structural braces.

Dimensional repositioning of braces and a concave bridging member prevents interference between the damping tool and structural supports.

A telescopic connecting device uses sliding elements to enable relative movement between structural components during seismic events.

A segmented friction energy dissipation column uses pin shaft connectors to enable multi-stage deformation.

Single-point connection devices allow stairs to rotate and shift during seismic events, reducing structural damage while maintaining safe egress paths.

External anti-seismic device absorbs seismic energy via plastic bending, eliminating invasive construction work on aged buildings.

Bolted yield links dissipate seismic energy, preventing structural damage while eliminating costly on-site welding.

Thermally conductive interfaces in lead rubber bearings dissipate heat from lead plugs, maintaining yield limits and dynamic stability during seismic cycles.

Elastic centering beam eliminates prestress application to reduce construction complexity while maintaining structural integrity and shear resistance.

Inflatable bladders deform to create a passageway for miners while maintaining a breathable atmosphere.

Segmented seismic washer and tie bracket system simplifies retrofit installation by eliminating crane requirements while maintaining connection strength.

Recesses in homogeneous material blocks manage stress concentration at contact zones, relaxing dimensioning requirements for structural stability.

A flood hinge system uses parallel struts and coil springs to tether structures while allowing vertical separation during flooding events.

Gravity-driven braces deploy rapidly upon seismic warnings, providing ductile resistance that minimizes building deformation.

Panel zone reinforcing fixtures connect nested H-beams to existing columns, preventing lateral buckling while eliminating complex field anchoring.

Oblique protective slats deflect incoming shock waves upwards, reducing construction complexity and weight compared to monolithic barriers.

A load transmission component distributes seismic forces from rhombic dissipating plates to tank walls, preventing local buckling while anchoring the structure.

Underground fire shelter uses a ceiling water tank to cool the heat insulating housing and maintain safe evacuation conditions.

Replacing welding with threaded connections and mortar-free hollow pipes reduces manufacturing time and weight while preventing buckling.

Hanging rod members and dampers reduce horizontal loads on the core tube, saving material while controlling inter-story drift.

A passive particle damping device absorbs seismic loads via hysteresis loops, reducing structural damage without external power or complex controls.