Understructures TRIZ Cases

A symmetric support bracket connects to a vehicle cross member using identical left and right components.

Ribbed flank walls in a suspension weldment distribute loads to reduce frame distortion and weight.

Segmented high-strength steel sleeves strengthen A-pillar joints to prevent rupture during frontal impacts.

A nested omega-shaped reinforcing element inside the foot lining creates a second hollow body to absorb impact forces and limit front foot rotation.

A side underride system merges a protective brace structure with an aerodynamic skirt to reduce drag.

Hollow frame with brittle section interacts with nested energy-absorbing member to absorb impact energy through controlled bending deformation.

A mid-mounted engine cradle with splayed rails positions the powertrain between axles to streamline the vehicle front profile.

Applying a 0.5 to 10 μm nickel plating layer on steel pipe inner surfaces suppresses rust generation from biofuel vapors.

Deflectors and splash shields suppress unwanted air entry into wheel houses, while ducts form an air curtain that reduces aerodynamic drag.

A filler head dip tube incorporates a side wall vent opening to discharge air while containing liquid flow.

Integrating a pipe unit inside side members simplifies cooling layout and frees battery mounting space.

Integrating pillar members with shock absorber housings creates a closed structural loop that reinforces rigidity while simplifying manufacturing complexity.

Rearward offset of the underride crossmember protects the radiator module from frontal impact damage while creating additional installation space.

Recessed solid surfaces limit double lip penetration into the preform barrier layer, eliminating precise pressure control requirements.

A stackable trailer system uses modular components and recessed corner modules for compact storage.

Integrated machine frame merges with vehicle chassis to lower profile and weight.

Segmented sealer cap prevents unauthorized fuel theft by requiring dedicated tools for installation and removal of the secondary tank orifice.

Segmented main and mounting beams support thrust forces while allowing greater suspension movement without interference.

Cross-linked polyethylene outer layers bond directly to polyamide inner barriers, eliminating adhesion promoters while ensuring low fuel permeation.

Integrating supply lines into connecting shoes protects them from road debris while reducing manufacturing complexity.

Segmenting the single valve into a pressure-activated poppet and a nozzle-dependent anti-theft seal prevents unauthorized back-flow theft.

Segmented underbody unit creates flat continuous surface below upper floor, resolving structural stability versus storage accessibility trade-off.

A rear subframe front cross member features a closed section with lateral portions inclined downward to extend into narrow spaces below the rear seat pan.

Lattice structure fractures at predetermined load, allowing subframe detachment and reducing structural damage during vehicle impact events.

Welded pivot supports eliminate post-assembly line boring, reducing crane requirements and production cycle time.

Segmented frames form closed cross-sections to distribute small overlap collision loads while reducing vehicle weight.

A frame-to-bed assembly attaches the pickup truck bed directly to cross-members using mounting brackets.

A side sill structure uses a rearward outer shoulder reinforcement to create a dedicated crush area that absorbs impact loads.

A fueling control system uses a blocking assembly to manage airflow through a Venturi port during refueling operations.

An adhesive bonding support beam coupler joins the composite cargo body to the metal chassis, reducing heat loss and overall weight.

Segmented gusset members join wheel brackets to vehicle body attachment points, absorbing forces without thickening mechanical parts.

Rear seat posture changes to access the drive unit while a partitioning member adjusts space, resolving maintenance access versus loading capacity trade-offs.

Controlled deformation channels in a resin spacer block absorb impact energy to prevent fractures and maintain panel seam integrity.

A single fuel system mounting bracket secures the tank, feed pump, and accessories to the seat frame for compact utility vehicle packaging.

Extending a rear cross member beyond the bumper beam resolves insufficient torsional rigidity caused by terminating members at the same location.

A convertible hitch assembly switches between over-axle and behind-axle couplers to adapt a trailer bed.

A two-dimensional baffle structure mitigates fuel slosh noise by blocking wave impacts against the tank ceiling.

A vehicle floor cross member with a continuous vertical wall connects side sills to reinforce the floor tunnel structure.

Segmented frame connections shorten cables and lower weight while maintaining torsion resistance.

A beam and pin safety device moves a motor vehicle powertrain unit sideways during impact to enhance passenger compartment integrity.

A vehicle front frame protrusion guides water away from the lower arm fixation portion to prevent rust accumulation.

Independent pitch and yaw links pivot the motor pod plate to resolve stability trade-offs during sharp turns.

Unitary front end member with lateral reinforcement portion stabilizes load transmission across three axial directions.

Buoyancy moves the plate to adjust the bag, eliminating compressors.

Friction stir welding joins the steel and aluminum subframes while electrodeposition coating prevents film separation.

Torque-proof cantilever beam transfers collision energy from bumper cross-member to longitudinal side member.

Variable bending rigidity in the bumper beam prevents buckling at the crash can fixed section during small overlap collisions.

Concaved stop structure bottom surface receives and conceals electrical wiring conduits, protecting harnesses from damage while reducing vehicle weight.