Understructures TRIZ Cases

Complementary locking formations on the inner wall enable angular coupling of sub-components, preserving barrier integrity by eliminating through-wall holes.

Outward-bending side member protrusion delays collision load transmission, allowing the crush box to collapse fully before structural deformation begins.

Decoupling the secondary fuel pump from the primary engine supply reduces energy consumption and minimizes flash evaporation of fuel vapor.

An asymmetric suction filter expansion part positioned away from the suction port prevents air entry and stabilizes discharge performance when fuel tilts.

Separate C-shaped and L-shaped flanges join the beam to the plate, accommodating manufacturing tolerances without complex preliminary cutting.

Segmented U-shaped brackets disengage from curbs to absorb impact, preventing subframe and power plant deformation during towing operations.

A fuel tank distributor element connects separate plastic tank bodies to a single filler opening, eliminating multiple caps and reducing assembly complexity.

A plunger with peripheral and non-central internal orifices regulates gas flow in a pressurized vehicle tank ventilation line.

An aperture cover leaves a wheel gap while a trap flange closes it, resolving bulk and exposure contradictions in retractable luggage wheels.

Custom trailer frame positions axles beneath a truck bed to optimize weight distribution for secure cargo transport.

Reinforcement portions overlap the vehicle frame to disperse side collision loads, preventing center pillar intrusion while reducing weight.

Bosses on the tunnel side surfaces receive crossmembers to resolve joint strength issues in cast structures lacking propeller shafts.

A retaining ring bypasses rusted OEM flanges by securing a fuel pump with fasteners, restoring a leak-proof seal.

A slotted attachment bracket releases fasteners at a set force, directing the front wheel outward to prevent intrusion into the passenger cell.

A protective frame surrounds a vehicle power source and uses an abutting member to absorb external forces.

Hollow composite collision dispersion member disperses impact loads while blocking transmission sound through closed air layers.

A drawn body for a vehicle structural member uses convex ridge portions and corner walls to achieve high rigidity.

A preload collar compresses a vehicle suspension spring against a shock absorber to lift the vehicle body.

Angled cross member connection areas eliminate the need to spread frame longitudinal members during assembly, reducing effort caused by manufacturing tolerances.

Orthogonal bead in center pillar stiffener equalizes ridge elongation, preventing cracks from uneven stress distribution during side collisions.

An asymmetric crash box with differing wall lengths staggers crush timing to resolve the trade-off between compact volume and high shock-absorbing capability.

A segmented fuel pump cover uses separable members to protect multiple outlets while enabling individual hose access.

An autonomous methane engine powers lifting and compacting mechanisms on a waste semi-trailer.

A hydrophobic porous diaphragm enables gas exchange while repelling liquid water in urea solution containers.

Press hardening steel transversal beams reinforce the vehicle underbody, resolving the contradiction between reduced weight and impact resistance.

A vehicle rear bumper reinforcement connects to a lower back reinforcement positioned directly above it in the vehicle height direction.

A vehicle cross-member bulkhead absorbs impact energy through segmented upright walls and perpendicular surface sections.

Projections on a reinforcing member contact guide portions inside a lower frame chamber to reduce assembly friction.

A pillar reinforcement bracket secured to a tubular rail uses a connecting wall extending parallel to an attachment plate surface.

A reinforcement connects a rear side member to a center pillar via a gusset and intermediate connecting member.

Extracting the rear suspension to the front frame eliminates complex wiring across detachable segments while extending effective swing arm length.

Winding fasteners absorb impact energy through controlled deformation to protect pedestrians during vehicle collisions.

A vehicle subframe structure integrates upper and lower cross beams into a ring frame to enhance load-bearing capacity.

A robot chassis with hanging units and a closed loop speed control system adjusts wheel positioning dynamically.

Tubular joint housing surrounds branch parts on a cross connecting member to enhance coupling rigidity.

A rear floor side member combines ferrous metal and aluminum alloy sections joined by a specific joint section to optimize structural rigidity.

A vent extends through a self-supporting shell and fluid-tight layers to collect gases from recycled fuel tanks.

A rigid metal cross connects adjacent chassis cross-members to distribute impact forces across the vehicle structure.

An inwardly folded protruding section on the top plate of a press-formed structural member increases rigidity and collision safety performance.

A co-molded energy absorbing device integrates a metal framework with a plastic honeycomb core to create a unified structural assembly.

Premounted clamping straps attach to the exterior wall, preserving interior volume and simplifying assembly without internal grooves.

Nests a cargo rack within the vehicle cowl reservoir below the dash console to maintain operator visibility while storing personal gear.

Curved front support carriers enhance front carriage rigidity and impact force distribution without increasing manufacturing complexity.

Segmented base chassis with universal attachment interfaces enables quick drive configuration changes, reducing downtime from full unit replacement.

Actuation rod transitions cart latches to restrain rolling racks against the frame, resolving stability versus complexity trade-offs.

A load transmission member contacts the powertrain to channel collision energy through the vehicle front structure.

Alternating rigidity zones in front side frames prevent premature midway crushing, ensuring uniform energy absorption and structural integrity.

Deformable load-transmitting structures apply lateral force to a vehicle crossmember during small overlap collisions.

Rotational actuators tension cables across vehicle pillars to distribute impact forces during side collisions.