Washing Machines

Challenge

Many people worldwide wash clothes manually, but the detergents are chemically harmful, and the repetitive motion of scrubbing is straining to the muscles and joints.

Approach

Build a washing machine based on this inexpensive and durable design for use in rural areas. Use only Replimat components wherever possible. Gently wash clothes using pedal or solar electric power.

Prototype

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  Washer gear assembly

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  Washer front

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  Washer inside

Parts

Quantity	Part	Link
2	bicycle bottom bracket adapter

Bottom bracket

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  Bicycle bottom bracket adapter CAD

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  Bicycle bottom bracket adapter left side

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  Bicycle bottom bracket adapter right side

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  Cranks installed

References

File:The Pedal-Powered Washing Machine - Jenny Hu, Radu Raduta, Jessica Vechakul, Allen Armstrong.pdf
File:Unequal Loads - The Gender Division of Laundry - Claire Kovach.pdf