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   sci.electronics.basics      Elementary questions about electronics      72,318 messages   

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   Message 70,494 of 72,318   
   malua mada! to All   
   wiping contact on aluminum   
   27 Feb 18 13:25:08   
   
   From: fritzo2ster@gmail.com   
      
   I need to bleed static out of a moving aluminum structure. I have a springy   
   aluminum tongue (flashing) wiping on an aluminum arm (flat stock 1").   
   Continuity is good to start with but after a year or so fails. Wiping pressure   
   is still fine, and continuity between any two points on either tongue *or* arm   
   is fine but not between the two pieces.   
   I thought this was an improvement on a copper wire connection that would   
   fatigue and break.   
   I also thought it would be self cleaning.   
   Thanks for any insights   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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