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GeorgeB wrote:
> On 1 Mar 2006 10:37:28 -0800, fredfighter@spamcop.net wrote:
>
> >Stealth Pilot wrote:
> >>
> >> yes we use belleville washers.
> >>
> >
> >Belleville springs. This was a nit with an old engineer with whom I
> >worked and upon reflection, I agree with him.
>
> I'm not picking nits either, but the Belleville Spring Company says,
> and I quote from their website, "Conical shaped disc springs were
> first conceived in the mid-1800's and the invention was subsequently
> called a Belleville Washer after its inventor Julian Belleville, who
> received a patent for the product in 1867."
>
> All the links are for disc SPRING or belleville WASHER.
>
> What is your old engineer's source?
Probably an older engineer.
FWIW, my engineering text (disremember which) called them
springs.
--
FF
>
> George
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Re: Wood/composite prop bolt torque
