Understructures TRIZ Cases

A composite axle bracket uses a single profiled carrier with molded binding positions for suspension links and body attachment.

An internal stiffener limits front foot rotation to prevent engine block intrusion into the passenger compartment.

A die cast vehicle structural body features distinct metal properties across different portions to balance rigidity and energy absorption.

Engaging portions on the counterweight align with upright walls to secure fastening bolts, eliminating manual positioning errors and reducing assembly time.

Extended frame connection portion distributes engine loads through laterally central weld area, reducing stress concentrations at attachment points.

A crash box uses a tubular portion with varying wall thickness to absorb collision energy across multiple directions.

Reduced stiffness at axle support bearing areas enables lateral wheel carrier displacement, preventing wheel penetration into the passenger compartment.

A floor tunnel uses variable yield strength to absorb impact forces, resolving the trade-off between collision performance and weight reduction.

A sill beam uniform deceleration unit uses a metallic foam energy absorber and inner skin stiffener to manage crash forces.

A balancing pipe with a check valve moves fuel between dual tanks, eliminating incomplete depletion and complex piping requirements.

Double panel rear floor structure absorbs impact loads through shear deformation of upper and lower walls.

Merging separated bulkhead and rearside plates into a unified structure improves torsional rigidity without excessive weight gain.

Segmenting the attachment portion allows a linking element to join reinforcing elements without impairing upper beam deformability during frontal impacts.

Segmented hollow pillar with transparent walls reduces light refraction distortion while maintaining structural integrity.

A reinforcing member bridges the rear header and roof side rail to form closed cross sections.

Closed cross-sectional carrier element uses tailored strip to merge structural and sealing functions, reducing manufacturing complexity.

Offset dimple patterns join trailer frame sections to establish precise camber, eliminating inconsistent welding and preserving material integrity.

A fluid transfer coupler uses a spring-biased sleeve to maintain pressure equilibrium between connected vessels.

Novel RFID transponder with ferrite antenna attaches to vehicle walls without drilling.

Adjustable air shocks modify suspension stiffness to handle varying loads while electronic steering adjusts assist based on speed.

Segmented rocker inserts restore structural rigidity lost by battery mounting while preserving package space.

A vehicle sub-frame uses vertically separated arm supports and linking brackets to distribute loads across width direction members.

A rear axle subframe uses cross-sectional constrictions to absorb impact energy and guide the drive unit during collisions.

Tension cables replace rigid steel beams to reduce structural weight while maintaining dynamic stability against fatigue.

Overlapping L-shaped members use selective welding to resolve rigidity versus collision energy absorption trade-offs.

Segmented plate and extrusion brackets with alignment bosses reduce assembly complexity while maintaining structural integrity.

Consolidating joints via integrated joining members disperses collision loads while preserving crushing stroke and strength.

Segmented longitudinal members protect heavy goods vehicle occupants by directing impact energy absorption away from the passenger compartment.

A low-profile fuel-vapor valve uses a float member and flexible membrane to manage fluid flow in compact spaces.

Coaxial spring placement eliminates guide torque and dirt jamming in telescopic spacers, ensuring reliable automatic reset after impact.

Kidney-shaped welded faces disperse thermal expansion stress, preventing localized concentration and improving resin fuel tank durability.

A detachable base with large-diameter wheels attaches to medical gurneys to provide enhanced mobility across uneven surfaces.

A modular connection structure integrates roof side rails and rear pillars into a single assembly unit.

Varying plate thickness in a boxed frame structure resolves the trade-off between structural integrity and overall weight for high-clearance sprayers.

A motor vehicle subframe uses rigid foam to reinforce its base frame cavity near force introduction points.

Nested interior and exterior composite panels form lap joints that eliminate segment gaps and enhance waterproofing without rubber seals.

A flexible membrane with venting apertures absorbs kinetic energy from moving fuel, breaking up slosh waves to reduce vehicular noise.

Angled reinforcement member connects floor panel input portion to tunnel, transmitting collision loads laterally and rearward.

Hinged opposing arms fold inward to widen split trailers without adding units, reducing cost and carbon footprint.

A cargo trailer frame uses a pivoting extendable section to transform rotational movement into linear displacement for expanded loading capacity.

Integrated sheet metal side walls merge upper and lower chords to reduce weight while maintaining flexural rigidity for modular assembly.

Inclined members in a bus side structure disperse vertical loads and twist, reducing vehicle weight for better fuel efficiency.

Segmented reinforcement members linked by straps spanning panel flanges distribute crush loads to improve energy absorption.

A mis-fuel inhibitor assembly uses pivotally secured barrier doors with integral pivot axles to block improper fuel nozzles.

Rotating the sub mounting part adapts to subframe variations, reducing rack housing load and preventing damage from manufacturing misalignment.

Crimped flange connection and reinforcing ribs increase impact strength without adding weight to the steel fuel tank.

Asymmetric joint lengths in a front side frame reinforcing member absorb tensional loads while reducing welding points.

A tubular roof siderail links with the rear pillar to suppress vibrations and improve torsional rigidity in the vehicle body rear portion.

Separate protection elements link via pivots to the chassis, enabling torsional flexibility while maintaining safety barriers.