Rims TRIZ Cases

Dual annular seals at distinct diameters prevent air leaks in a compact axle connection, extending rotary seal life while maintaining tire inflation pressure.

Radially offset spoke bed connection portions balance driving force tension, preventing unbalanced loads that reduce rim strength and durability.

A wheel with two offset attaching faces adapts to different tread widths by reversing orientation.

A rim-mounted protector blocks tire bead portions from contacting the sensor during mounting, preventing damage.

Segmenting the wheel into small portions enables automated resin injection molding, resolving production cost and dimensional consistency bottlenecks.

Removable rollers replace wheels on backhoe loaders to reduce height, enabling stackable container transport and cutting vessel hold shipping costs.

Positioning the cover strip radially above the bead region avoids wheel rim flange contact while sealing the pumping tube access opening.

Asymmetric spoke nut ribs prevent rotation relative to the hub, resolving alignment issues without complex manufacturing.

A bicycle rim uses a lattice structure covered by metallic members to reinforce side walls while maintaining light weight.

Hot forming age-hardenable steel plate into vehicle wheels followed by regional hardening.

Layered composite rims contain spoke holes within openings to prevent stress cracks and delamination.

Relocating the valve hole to a solid rim portion prevents machining dust from entering the hollow chamber and simplifies air valve mounting.

A conical bushing isolates the male screw member inside the tire to protect the CFRP rim structure.

A wheel assembly uses a spacer with a locating member to secure the disc orientation relative to the rim.

Removable tread assembly mates with sealed housing to protect internal electronics during service.

A vehicle wheel assembly integrates a Helmholtz resonator secured by a tire extension and separation restraining part.

Shrink-fitted steel pegs secure keys in the rim to block flange rotation without tapped orifices.

Angled nonconcave rim flanges engage tire beads to prevent blowoff under high inflation pressure.

Needle-shaped crystals embedded in resin matrix improve braking track abradability without increasing composite rim weight.

Internal rim threads and hollow connecting members rotatably engage thin spokes, dispersing stress to reduce weight while maintaining airtightness.

Hydraulic actuators shift the outer wheel along the axle axis to narrow the track, preventing curb damage during tight parallel parking maneuvers.

Drilling holes before bending walls prevents swarf from entering auxiliary air chambers, maintaining Helmholtz resonator reliability.

Segmented rigid wheels paired with flexible airless tires eliminate pneumatic maintenance while reducing soil disturbance through elastic deformation.

Segmenting the wheel into two bolted cylindrical bodies with a gasket seal reduces weight while maintaining structural strength.

Segmented rim support structure carries replaceable logo elements, resolving the trade-off between individual customization and structural complexity.

Segmented gripper assemblies align longitudinal edges of coiled blanks to resolve parallelism trade-offs in high-strength steel welding.

A spoked bicycle wheel spoke attachment element prevents radial movement using a holding element.

Movable mounting elements on a collapsible wheel support an airless flexible tire, reducing ground penetration and soil disturbance in unpaved terrain.

Airfoil projections channel airflow to reduce wheel compartment pressure, lowering aerodynamic drag while maintaining structural integrity.

Dual-layer fibrous web sound absorber reduces tonal noise by 9 decibels while resisting centrifugal forces during fitment.

An adapter for a wheeled assembly uses overlapping reinforcing elements to securely hold the tyre bead on the rim seat.

Segmented wheel halves with an O-ring seal prevent rapid deflation when bolts loosen.

A hollow bicycle wheel rim uses laminated prepreg segments with specific fiber orientations to join materials and maintain structural integrity.

An undulating bicycle wheel rim configuration reduces aerodynamic drag through curved airfoil cross-sections.

Rubber covers prevent sub-air-chamber detachment when fixing members fail, reducing rolling resistance and improving fuel economy.

A tire with a variable rim width adjusts tread block spacing to optimize ground contact area.

Flat inner sidewalls eliminate protruding lips to prevent sidewall deformation and tire leakage.

Segmented wheel housing enables axial tread extraction without opening sealed compartments, protecting electronic components from exposure.

A vehicle wheel holds a Helmholtz resonator between vertical walls using frictional force.

Asymmetric oval groove design decreases stress gradients to enhance fatigue life and sealing reliability in aircraft wheels.

Undulated stainless steel spacer prevents coating tearing and fretting cracks on aircraft wheel rims.

Variable wall thickness in a bulbous composite bicycle rim distributes stress to prevent breakage under vibrating loads.

Steel balls expand under centrifugal force to compress the inner rim, eliminating machining traces on the outer surface.

Curved rim profile reduces structural stresses at side-part junctions, enabling thinner material and lower weight while maintaining service life.

Molded-in spoke holes preserve fiber continuity and raise a planar braking surface to eliminate micro-cracking from drilled holes.

A spoke nipple featuring a radially variable engagement surface that broadens contact area.

A bicycle wheel rim uses curvature discontinuities to house perforated inserts that distribute spoke tension across the bottom wall.

Segmented mold drawing and ironing increases window portion length while maintaining base portion weld strength for improved rigidity.

Zigzag belt reinforcing structure with lightweight metal alloy bead core reduces heat generation and mechanical fatigue under heavy loads.

Porous elastic waste bin tires absorb vibrations to reduce noise and extend hub durability.