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Old 10-26-19, 06:48 AM
  #24  
HerrKaLeun
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Join Date: Mar 2017
Location: Madison, WI
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Bikes: Giant Toughroad SLR1 and Motobecane Sturgis NX

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For the tube pump to work, the pressure in the tire needs to be higher than in the tube, or it won't compress. But the the air doesn't flow into the tire.
It would need some pressure doubler.

Remonds me of my ideas to build a perpetum mobile... when I was 8.
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