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Wearable Device Generates Electricity From Walking Knee Movements

Zothecula writes "If you've ever worn a knee brace, then you may have noticed what a large change in angle your knee goes through with every step you take, and how quickly it does so. A team of scientists from the U.K.'s Cranfield University, University of Liverpool and University of Salford certainly noticed, and decided that all that movement should be put to use. The result is a wearable piezoelectric device that converts knee movement into electricity, which could in turn be used to power gadgets such as heart rate monitors, pedometers and accelerometers."

7 of 99 comments (clear)

  1. Or.. by busyqth · · Score: 5, Funny

    It could be used to power a truly awesome joy buzzer.

  2. still waiting on the fart combuster. by Anonymous Coward · · Score: 1, Funny

    It'll bring about a bean revolution.

  3. Travel! by rbowen · · Score: 5, Funny

    You could even use the power generated by your knees to travel from one place to another!

    --
    Apache guy, Open Source enthusiast, runner
    1. Re:Travel! by rbowen · · Score: 4, Funny

      I was talking about "walking." It was funny. Now it's not any more. Thanks a lot.

      --
      Apache guy, Open Source enthusiast, runner
  4. Re:Next up ... by PNutts · · Score: 5, Funny

    Sex Power!

    Well, since this is /. you're talking about something that mounts to one wrist.

  5. Good luck... by fahrbot-bot · · Score: 3, Funny

    ...wearing that through a TSA checkpoint and onto a plane.

    --
    It must have been something you assimilated. . . .
  6. I used to generate electricity like you ... by dbIII · · Score: 4, Funny

    I used to generate electricity like you, but then I took an arrow to the knee.