With Separate Inflatable Inserts TRIZ Cases
- Foamed Multi-Layer Bicycle Inner Tube for Puncture Resistance
A foamed polymer layer between closed tube walls limits puncture damage to one layer while preserving low weight, air retention, and cushioning.
- Hollow Tire Inflating Valve Structure for Gas-Tight Load Support
A vulcanized rubber gasket valve lets a hollow tire hold high-pressure air, improving load support, buffering, and tire life.
- Active Wheel Structure With Multi-Tube Tire Pressure Shaping
Independent inner-tube pressure control reshapes the tire contact patch to even ground pressure, reduce wear, and improve vehicle stability.