breaking loops

[AlliedPianoCraft]

Re: breaking loopsJohn, you left out the part of the photo that I would like to see. How do you hold the other end of the winding? I don't make that kind of loop, but I would like to see how it's done.

Al Guecia
  ----- Original Message ----- 
  From: John Delacour 
  To: Pianotech List 
  Sent: Monday, March 31, 2008 4:38 PM
  Subject: Re: breaking loops


  At 06:51 +0100 31/3/08, Richard Brekne wrote:


    ...The hook needs to have a raindrop-shaped cross-section; if it is round then the wire is excessively stressed at the point where the spiral windings begin.  I have used the same home-shaped hook for years...


  The pictures below show the shape of the hook:










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