Subject: 4 copies of coupling IGES
From: paul lamar
Date: 6/19/2017, 6:26 AM
To: A10-Me-Earthlink



  Did everybody get 4 copies of the coupling IGES drawing? If so I am
  sorry but it was not me.

  That may have been done by Earthlink They are having a bit of
  trouble with their email.

  Kevin did you get it?

  Paul Lamar

  Hi Paul, I got the coupling IGES Dave Macandless  in Perth

  Just one copy Dave? Earthlink sent me four.

  Paul Lamar

  I have a copy. I need to print this stuff out and take it to Shaun,
  the company is called Tangent in Smyrna TN. I will let you know next
  week.

  Kevin Alderman

  Are you in Tennessee now Kevin?


  Here are some pictures of the welded steel version.

  It needs to be improved.

  Paul Lamar

  The auto flex plate with the pressed and tack welded ring gear has
  been known to fly apart if the assembly starts to resonate, the flex
  plate had the torque converter bolted to the periphery of the
  flywheel this helped to negate the problem of resonance, the pressed
  plate is only 2mm thick, very light but has caused serious damage to
  an aircraft here in NZ.

  Andrew Campbell

  Yes I know about that. That prompted us to design this coupling.

  This design does not rely on the flex plate. The flex plate's only
  function is to start the engine. With this design the coupling is
  bolted directly to the rear counter weight with six 10 mm socket head
  screws. Very solid and a direct connection to the e-shaft.

  Tracy bolted his to the flex plate and that failed the flex plate in
  several airplanes. Here is the result.

  Paul Lamar.


Paul do you or any others plan to make this coupling available to
purchase?  If so, will it be retrofit-able to Tracy's RD units?

Scott Gettings

I hope Kevin does it. I will work with him on marketing and design if he
does.
I am getting too old to start another biz.

Kevin is a lot younger than me. Almost everybody is :-)

Paul Lamar

Paul Could you send me the iges dwg for the coupling.

Thanks

JEAN PRUDHOMME

Sure. Here it is. Got to unzip it.


Paul Lamar



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