► About
Airless Tire

$200 Billion Tire Industry not wanting to retool...Sound Familiar? 70's Bias to Radial Conversion

Pneumatic Tire Performance? 220 million Flat tires US each year. Unacceptable


Never Underestimate the Power of the Vacuum

Simple inflation Install...Relieve Air, Vacuum Charge to tune



ERW Patents

Energy return wheel systems and methods 

US 6701985 B2
Energy return wheel systems and methods 
US 7104297 B2
Energy efficient wheel system
US 8127809 B2
Wheel system
US 9004120 B2

WO 2010/009329 PCT/US 2009/050871
CN 03817173.2  CN 100546840C CN 80134303.1
JP 4664672

"For superb results, longevity, and health no other system surpasses Lydiard."
  -Lorraine Moller, Olympic Medalist, Boston Marathon Winner, and Co-founder of the Lydiard Foundation

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