Building Repairs TRIZ Cases

A follow-up slip form mold with vibration devices refines initial concrete structures to eliminate manual touch-ups and ensure uniformity.

A prefabricated elevator tower attaches to a building stairwell frame, converting existing double-flight stairs into single-flight walkways for direct access.

Modular locking caps sustain lifted foundations above active soils, eliminating expensive forming materials and manual labor.

An integrated drywall repair device combines a clamping member and adhesive on one base, eliminating the need for separate tools during patch installation.

Surface-mounted repair apparatus with pivoting legs and guides couples strand ends using a one-way donut coupler, eliminating extensive concrete opening.

Tension supporting girders to compress prefabricated deck units, eliminating costly post-tensioning tendons and reducing construction time.

A reusable blockout mold uses a compressible sleeve and releasable clip to form anchor bolt recesses in concrete.

An extension element connects to pretensioned tape material to redirect additional stresses away from the tensioning anchor.

An elongate plank with a cylindrical puck fills drywall holes, eliminating multi-layer mud application and extensive drying time.

A portable ballistic shield featuring an integrated door breaching assembly with opposing wedges for single-user entry operations.

Pre-orienting bundle fibers on a forming element prevents breakage and ensures uniform distribution during concrete wall installation.

A steel door uses a hidden liner panel to bond stiffeners without exterior welds.

A tile levelling device uses a pivotable stem and wedge to align adjacent tiles with precise spacing.

Multi-layer polyurea coating shields concrete biogas tanks from acid erosion, extending service life and preventing radioactive contamination.

A gimbal-equipped anchor bolt device maintains precise orientation during concrete pouring.

Segmented pier assemblies with pre-positioned joist tubes reduce installation time while resisting wind and seismic forces.

A wheeled roof repair tool combines a pneumatic blower for shingle detection with an integrated sealant dispenser for immediate application.

A walk-behind concrete trenching apparatus uses a spherical cutting wheel to create non-linear patterns.

Automated dispensing system merges material provision, positioning, and embedding steps to reduce labor intensity and manufacturing time in concrete production.

Segmented replacement panel uses a connecting element to mechanically lock adjacent standard panels via vertical movement.

Elongated rigid core plate with cross-plates anchors within concrete to induce controlled internal crack propagation along a defined plane.

Segmenting transport volume into modular units reduces logistics costs while the 3D printer constructs integrated support structures on-site.

Segmented hose guide pipes and intermediary valves allow basement-level repair of high-ceiling floor slabs, preventing complex access issues.

Mechanical rebar braces secure the anchor recess former against movement, preventing crooked recesses and concrete seepage.

A specialized anchor pin secures textile grids against shotcrete pressure, resolving placement precision issues on curved surfaces.

Inverted insertion of expandable arms eliminates the need to access space below slabs, reducing renovation effort.

Integrated deformed bars connect masonry to walls, preventing collapse during earthquakes while simplifying construction.

Hydraulic cylinders displace movable gripping jaws to step the feed beam along guides, preventing misalignment on uneven surfaces during surface layer removal.

Nested resisting elements with damping means dissipate dynamic energy while preserving architectural space and enabling component inspection.

Coordinated hydraulic jacks and rotatable rollers move pre-fabricated enclosures without cranes, avoiding high voltage lines and uneven terrain.

Angled rod lifts subsurface layer to prevent microbial growth while avoiding surface overdrying.

A modular lintel system uses C-channels and adjustable braces to support concrete masonry bond beam units across wall openings.

Pivotable hinge and knee brace enable ergonomic positioning in tight spaces, resolving the contradiction between heavy load support and maneuverability.

Threaded rods in a leveling apparatus adjust plate spacing to compensate for pier settling.

A foldable backing device uses adhesive strips to attach behind wall holes, providing a stable platform for repair compounds.

A textured drywall surface repair apparatus creates uniform cavities for pre-textured patches using a centering protrusion and rotating surface removing member.

A helical pole support bracket anchors utility poles in soft ground using a screw-driven base and removable drive tool.

Preformed protective covers seal degraded door jambs, eliminating costly full unit replacements.

A segmented filler module and continuous FRP wrap minimize stress concentrations at re-entrant corners while absorbing dynamic shock energy.

A carpet tack strip removal tool uses a fulcrum lever and lifting arm to raise strips from floors.

A displacement detecting device calculates structural movement by extracting synchronized attitude data from multiple positions using positioning signals.

A tensioning device grips a steel sheet via roller rotation to apply pre-stress.

Modular chords and webs enable composite construction with hardenable fluids to resolve weight versus load capacity trade-offs.

Spring-loaded punch creates localized holes at detected fastener locations, reducing debris and worker injury risks during drywall removal.

A diatonic connection device joins hollow box wall faces using a shank, flange, and adhesive cushion.

Steel posts and pulleys enable two-person panel lifting, while exposed structural components allow direct inspection by safety officials.

Integrating the resilient tongue with the panel reduces manufacturing complexity while maintaining high load-bearing capacity.

Thermo-mechanically treated transition zones and injection holes prevent premature detachment, enabling simultaneous flexural and shear strengthening.

A pivot bracket support system applies direct compression loads to stabilize leaning foundation walls.

A carbon fiber repair device uses planar fiber orientation and nodular anchors to stabilize concrete cracks without epoxy dependency.