Understructures TRIZ Cases

A permanently open vapor-dome orifice and refueling-only shutter valve simplify tank venting, cut canister load, and preserve tank capacity.

Upward-protruding members enlarge the lower bumper reinforcement contact area, limiting under-barrier displacement and improving collision load transfer.

A stepped press-formed weld joint reduces stress concentration at the weld boundary to improve fatigue life and stiffness in auto structures.

Connection brackets route rollover loads from the front pillar into the cowl member and cross bar, raising roof strength without a thicker pillar.

A chassis-mounted front drivetrain module combines transaxle, differential, steering, and suspension to cut replacement time on rough terrain.

A universal chassis platform supports varied seat layouts within the same vehicle footprint while preserving suspension integration and rigidity.

Beads on the top sheet facing portion and side walls raise local buckling load capacity in thin high-strength vehicle body members.

Detachable side bars and a lowered battery frame let one trailer chassis fit different battery pack widths without floor or wheel interference.

An integrated side sill and cross member floor frame forms a closed section to improve side-impact load distribution, rigidity, and battery protection.

A transverse hydrogen engine layout and segmented high-pressure tanks preserve range without increasing vehicle length or hurting dynamic performance.

A flexible sealing lip on the funnel insert compensates ±5 mm filler-tube gaps, preventing fuel backflow despite production tolerances.

Uses the existing filler opening to add a level probe, improving fuel measurement accuracy without extra tank openings or sealing risk.

A shared chassis and suspension platform enables multiple lightweight vehicle layouts with the same footprint for easier manufacturing and shipping.

A universal chassis and suspension platform enables flexible seating layouts while reducing manufacturing cost and simplifying shipping and assembly.

Deployable side absorbers on a fuel tank protection frame dissipate lateral crash energy before it reaches hydrogen or LNG tanks.

A fuse-shaped neck lets the internal anchor break under positive pressure, protecting the fuel tank wall near the neck portion.

Pressure sensing in the fuel tank gas chamber verifies cap sealing after refueling without wear-prone cap-mounted sensors or switches.

A curved rear side member uses shared arm engagement points to fit CTBA and wishbone suspensions while reducing frame variation and cost.

A split fixed-and-sliding cab window reduces A-pillar obstruction, widens driver sightlines, and preserves sealing in delivery vehicles.

Pre-positioned wiring joists and gas line hangers let enclosed cargo trailers meet electrical and fuel code clearances safely.

An internal air channel in the front frame and suspension attachment structure cools the brakes without separate ducts, cutting weight and cost.

A wheel-integrated lift mechanism lowers a portable motorcycle towing frame to ground level for single-user loading and compact storage.

An integrated support mates quick connectors as the tank is secured, preventing horizontal movement while maintaining reliable fuel delivery.

A welded tubular floor assembly absorbs rear-impact loads while supporting the fuel vapor tank and particulate filter with fewer parts.

Graded honeycomb inserts let the inboard section crush before the outboard section, cutting impact acceleration while preserving vehicle body stiffness.

A movable seat and sliding door layout lets delivery vehicles switch between passenger seating and cargo space while improving access and visibility.

Movable spacers and an insertion pin place internal tank components inside a closed parison, cutting defects, material use, and moulding constraints.

Integrated casting merges body members and adds runners and ribs to improve molten metal flow, cut part count, and maintain strength.

Independent driving modules adjust wheel speed and vehicle height from road-surface input, avoiding failure-prone air suspension hardware.

A transverse deformable crash strut above frame rails absorbs trailer impact energy to protect utility vehicle HV components.

A single corrugated linking plate joins the front side and upper members to strengthen vehicle front corners while cutting parts and assembly steps.

An L-shaped reinforcing member on a press-formed steel section resists corner deformation in bending while improving crash safety per unit mass.

Segmented cover access and an elevated intake layout let air filter and ECU maintenance be done without removing panels or admitting dust.

Elastomeric and metal mounting members secure vehicle fuel tanks while absorbing impact loads and limiting tank movement on the chassis.

Flow-guiding cavities and insulation covers cool the engine and muffler area, lowering ATV internal heat, noise, and safety risk.

Internal first and second stiffeners bonded to the door hinge spread side-collision loads to limit pillar deformation and cracking.

A backboard air intake and opposite-side exhaust layout cuts pollutant entry and heat interference in compact ATV engine packaging.

An angled support carrier and parallel connecting portion move the entry contour forward while preserving sill load transfer and crash behavior.

A buoyant suction line draws cleaner fuel from upper tank layers through one 4-inch port, reducing contamination and avoiding manned entry.

Segmented CFRP reinforcements connect inner and outer cabin parts to spread crash loads, raise torsional strength, and protect occupants.

A brace linking the B-pillar to the rocker cuts cabin noise and vibration while limiting pillar bending to preserve passenger survival space.

A standardized continuous-profile frame extension integrates rear cross-member hitch mounting to cut RV variant count, weight, and assembly complexity.

A standardized continuous-profile frame extension cuts adapter complexity, weight, and logistics while fitting different motorhome models.

Pre-mounted frame sensors let trucks measure section loads, axle loads, and load center of gravity across different body types.

Local rear-chassis reinforcement and a tow-hook connector let linked sand trailers carry more load while meeting road weight limits.

Sensors on an articulated work vehicle detect blind-zone obstacles and predict collisions to warn the driver and support speed reduction.

A modular chassis and suspension platform keeps vehicle length constant across layouts, improving manufacturing and shipping flexibility.

Placing the ATV battery inside the frame rails lowers center of gravity, improves balance, and preserves electric travel range.

A merged breather pipe layout uses one common cutoff valve to prevent rollover fuel leakage while lowering valve count and cost.