Understructures TRIZ Cases

An interchangeable center chassis section replaces telescopic cross members, enabling variable width, higher rigidity, and stable dual-circuit steering.

A split upper-lower center pillar with layered reinforcements preserves rollover and side-impact stiffness in frameless door vehicle designs.

A detachable hood cover exposes brake, washer, or coolant check points for quick visual inspection and refilling without opening the hood.

Directly linking front and rear torsion bars to rocker arms speeds reaction force delivery, reducing sway and improving off-road stability.

A grooved LPG tank gauge well enables screw-free pressure test coupling, cutting assembly time while maintaining a secure connection.

Pre-assembled stiffeners and coupling protrusions reinforce divided side sills, preventing fracture while cutting EV body assembly cost.

A segmented radiator duct disengages under frontal impact, preserving crash can deformation while maintaining cooling airflow.

An angled wheel-well deflector and deformable absorber redirect the wheel outward in small overlap crashes to limit occupant-compartment intrusion.

An overlapping support between the battery cross portion and side energy absorber limits rotation and improves side-collision energy absorption.

Individual cylinder gaskets let a separate block and crankcase stay modular while preserving engine sealing and structural integrity.

An angled three-section tube assembly directs frontal crash deformation laterally to absorb more impact energy with less structural weight.

Extruded aluminum floor and side members use interference fits, glue, and minimal welding to cut trailer weight and assembly time.

A reinforced side sill redirects side-collision loads into the cross member and floor panel, helping shield the battery from impact forces.

A reinforced side sill redirects side-impact loads into a cross member above the battery to limit direct battery loading.

A pyrotechnic swing-arm deflector deploys during offset frontal impacts to push the wheel outward, easing packaging limits and limiting inboard movement.

An outboard extension rail increases EV seat travel while keeping the battery-above floor flat and preserving cabin space and comfort.

Paired sensors ahead of and behind a vehicle reservoir compare local conditions to detect true fluid leaks and reduce environmental false alarms.

A nested welded side bracket and straight arm joint helps an aluminum vehicle subframe absorb crash energy without detachment or added weight.

Removable front and rear subframes speed suspension and drivetrain access while preserving off-road vehicle tuning flexibility.

Longitudinal and transverse dash reinforcements spread front apron loads when skateboard frame layouts limit lower dash support.

Gravity lift assist auto-locks and unlocks a tilt deck trailer, removing manual pins and powered hardware for safer one-person loading.

An air evacuation element builds pressure in one washer fluid tank to quickly fill a second reservoir without stagnant fluid or premature full indication.

Dynamic vulcanization crosslinks the impact modifier inside polyarylene sulfide to prevent phase separation while improving toughness and heat resistance.

Internal projecting reinforcement and a shared panel stiffen the vehicle rocker, limiting deformation, impact transfer, and cabin noise.

A jointed trailing arm with upper and lower radius rods controls rear wheel toe through rebound and full compression to maintain alignment.

A one-piece cast rear lower member creates multi-directional crash load paths while reducing assembly complexity, cost, and body rigidity loss.

A one-piece cast rear frame removes joint-related stiffness loss and uses open recessed through holes to prevent electrodeposition coating stagnation.

Strengthening channels, pickup tube support, and lower baffles stiffen a transfer fuel tank while preserving space for a truck-bed toolbox.

Guided float features keep a fuel tank vent valve aligned for vapor release while sealing the passage against liquid fuel leakage.

Isolation mounts with laterally placed collars and damping grommets cut driveline vibration and reaction forces reaching the frame.

A removable cargo box with fewer than eight fasteners and a segmented engine cradle improves maintenance access without sacrificing vehicle support.

A separate front side member closes the lower wheel arch section to improve frontal crash energy absorption and stiffness.

An integrated rail member forms closed cross-sections to stiffen sliding-door vehicle bodies while cutting parts, assembly effort, and cost.

A body-mounted carrier frame with adjustable holders positions windshield imaging units accurately for sharp, wide-area projection.

Removable fuel cell enclosures with leak-free multi-coupling interfaces let work vehicles replace faulty cells in the field with minimal downtime.

Offset ribs across adjacent crush cells stagger collapse timing, reducing destructive load variation and vehicle deceleration during impact.

A separate front side member closes the lower wheel arch section to raise stiffness and preserve frontal collision energy absorption.

Automatic swapping of onboard fuel modules cuts refueling downtime for agricultural and construction vehicles using lower-energy fuels.

A cast protruding joint inserts into a receiving portion to keep vehicle body joining strength while removing separate spacers and simplifying assembly.

Internal projecting reinforcements stiffen the vehicle rocker against vertical loads, reducing deformation, road noise, and ride disturbance.

Magnetic adhesion, omnidirectional wheels, and suspension help this climbing vehicle traverse curved metal surfaces and obstacles for safer maintenance.

A modular bracket with integrated restricting members secures large vehicle batteries in crashes without enlarging the body frame.

A concave priming zone localizes impact stress so a lighter vehicle interior lining deforms in a controlled way with fewer assembly steps.

A localized deformation starting portion with tuned hardness helps vehicle frame members bend predictably, absorb impact energy, and suppress cracks.

A mineral-insulated cable welded through a sleeve simplifies cryogenic tank feedthroughs while preserving tightness and reliable signal transfer.

An integrated air spring, spring-damper, and cross member mount supports higher electric truck axle loads with low deformation and compact packaging.

Pre-integrated coupling points let a utility vehicle keep one main frame while swapping front and rear sections for cargo, towing, or airlift use.

Pre-assembling roofing sections on a mobile ground frame with gantries and catwalks cuts roof labor and reduces height-related installation risk.

Load members and reinforced connection units restore bus body stiffness when dual-side doors and ramps remove floor frame sections.

A fixed front bumper with selectable mounting bases supports different radiators or pantographs while preserving frame joint strength.