Hubs TRIZ Cases

Independent lever positioning eliminates iterative clamping cycles, ensuring consistent force and reliable operation across varying temperatures.

True-paired spokes attach to a radial rim flange, reducing side wobble forces while maintaining rim strength.

An expanded region on a solid polyurethane tire increases the contact patch to maintain balance on uneven terrain without adding excessive weight.

A bicycle wheel uses oversized spokes that rotate within hub recesses to support the rim concentrically without extra securing hardware.

A bicycle dropout assembly incorporates a rotational control mechanism with a nut and cover to orient the quick release handle.

Merges sealing and alignment functions into one hubcap, eliminating lost gaskets and misaligned auxiliary devices.

Pre-assembled axle bearings and dust shields reduce manufacturing complexity by eliminating in-situ bearing installation steps.

A yieldable engagement interface retains a control shaft within an axle sleeve while allowing axial withdrawal for servicing.

Forging the outer chamfer directly eliminates machining steps, reducing production time and preventing burrs during brake disk assembly.

Labyrinth seals formed by an L-shaped channel and intermediate fold reduce friction and bulk while maintaining sealing efficiency.

A self-contained electric wheel system uses an integrated motor and battery to propel disabled vehicles remotely, eliminating tow truck wait times.

Offset roller rows reduce scrubbing wear and increase load capacity compared to tapered omni-directional wheels.

A ceiling-mounted hub lifting system uses vertical plates and automated reels to handle heavy automotive components.

A rotary apparatus knife cuts debris in the clearance passage to protect the face seal.

Relocating the seal groove to the outer race cylinder surface reduces radial size while maintaining axial length and sealing reliability.

Torque sensing arrangement integrated into the outer freehub member detects torsional strain to measure power transmission through the rear hub assembly.

A flexible polyurethane cable merges wheel speed sensor wiring with a breather line into one assembly.

A vehicle wheel hub with two ports channels pressurized fluid to expel lubricant from the internal chamber, eliminating messy grease leakage during maintenance.

A preload adjustment tool mounts on threaded axles to set bearing assembly loads and align lock nut guide marks.

Segmented hub structures enable larger transmission components within fixed outer diameters.

An in-wheel motor drive device repositions components above the hub bearing to align the steering axis with the wheel center.

A steel-aluminum composite hub uses interference-fit steel inserts to reinforce the lightweight aluminum base body.

A roller bearing cover uses a stepped surface and inscribing geometry to form an annular space filled with sealant.

A tubular sleeve with conically shaped barbs secures within a wheel aperture to provide an interference fit.

A stationary wheel cover link resists rotation to maintain airflow attachment and reduce aerodynamic drag.

Bearing rings with recesses and hard compensating elements reduce hub weight without sacrificing operational stability or increasing maintenance costs.

Receiving pockets in the hub flange fix flattened spoke heads to prevent twisting, enabling efficient force transmission for rear wheels.

Segmented hub discs with offset bolt circles generate alternating motion for vestibular rehabilitation while reducing manufacturing costs.

Longitudinal ribs on a brake wheel heat shield create natural convection currents to evacuate heat without adding mechanical complexity or weight.

Gravity-fed slots channel particulate matter into a removable receptacle, preventing rotor unbalance caused by dust accumulation in multi-disk brakes.

A wheel hub spindle integrates a gasket channel to route compressed air into a sealed rotating chamber for direct tire pressure management.

Pre-assembled bearing alignment in the retainer reduces installation complexity and skill requirements during vehicle maintenance.

Floating torque members thermally isolate the brake disk from the aluminum hub, preventing thermal distortion while maintaining braking torque transfer.

Curved join lines in the axle bush distribute stress to prevent splitting under pressure while enabling split mounting on restricted axles.

Mated depressions on a sleeve and axle create a weld-free connection that eliminates stress risers and improves suspension durability.

A cast wheel hub uses a coaxial reinforcing skeleton to maintain structural integrity while reducing overall weight.

Segmenting the shaft into a base and interchangeable cylinders resolves the trade-off between frame adaptability and production cost.

Ultrasound vibrations separate liquid films from tires, increasing friction and reducing braking distances on wet roads.

Segmenting the drive shaft and hub reduces rotating mass weight, while a protective spacer isolates torque transmission teeth from dirt ingress.

Optimizing the ratio between outside diameter and rolling element radius balances load bearing capacity with running regularity under heavy loads.

Pre-installed slot nuts secure threaded rods in slotted channels, eliminating the need for post-insertion access to the rod end.

A circumferential groove in the hub root portion increases flexibility of the tubular appendix to absorb bending stresses.

Ten external spline teeth on a bicycle hub sprocket reduce stress per tooth, improving durability while managing manufacturing precision requirements.

A segmented heat shield assembly uses tab members and crimped portions to join layers while an intermediate dimpled layer reduces thermal conduction.

Variable inlet guide vanes and a clutch mechanism enable dynamic adaptation of bypass and pressure ratios across subsonic and supersonic flight conditions.

Segmented lateral shock-absorbing elements in the wheel hub absorb transverse stresses, reducing chattering and improving road-holding during high-speed bends.

A sub wheel circularly moves about the main wheel center to stabilize traction during vehicle body inclinations.

A bicycle wheel mount prevents axle loss during assembly by retaining the axle in a through hole while ensuring precise wheel alignment.

Integrating the fluid communication chamber inside the differential housing eliminates external piping, reducing manufacturing complexity and cost.

A bearing mediator stabilizes the developing roller, preventing housing deformation and ensuring reliable toner supply.