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Whirlwind Wheelchair

Whirlwind Wheelchair

A non-profit social enterprise dedicated to improving the lives of people with disabilities in the developing world while also promoting sustainable local economic development

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Chinandega

Whirlwind’s Handcycle Tricycle Development and Testing

January 22, 2013

Many types of hand-powered tricycles are used by people with disabilities around the world, from lightweight sports handcycles for racing and recreation to rolling stores to cargo trikes loaded with merchandise. Whirlwind is applying our experience with wheelchair propulsion, ergonomics, and manufacturing to the development of a cargo handcycle that can be efficiently produced … [Read more...] about Whirlwind’s Handcycle Tricycle Development and Testing

Ralf Testing Tire

November 1, 2011

Whirlwind Founder and Chief Engineer Ralf Hotchkiss spent most of the summer in Chinandega, Nicaragua working on, among other things, the “thorny” issue of flat-free tires. Above is a photo of Ralf at work. When traveling, Ralf rides a standard RoughRider off the assembly line and interacts with a diverse group of people with disabilities who trust him well enough to give … [Read more...] about Ralf Testing Tire

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Recent Updates

  • 2024 Annual Newsletter
  • 2022 Annual Newsletter
  • Candidate for mayor travels in his wheelchair in search of change in Paraguay
  • 2021 Annual Newsletter
  • One World: A Disability Inclusion Project
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2111 San Pablo Av. Unit 2956
Berkeley, CA 94702

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