SV: Re: Reverse Torque tuning pins & reverse crown

Avery avery1 at houston.rr.com
Fri Apr 6 12:12:10 MDT 2007


Isn't this the "gimmick" that Yamaha used to use 
for the salesmen to demonstrate to their customers about the
tuning stability? Put it in a handkerchief and turn it backwards?

At 09:15 AM 4/6/2007, you wrote:
>Aras -
>While there are some interesting possibilities 
>in the configuration you describe, like the 
>string to plate distance remaining constant 
>(theoretically) as pin is turned, it sounds like 
>this "reverse torque" is different from what is 
>described In Don Mannino's explanation, which I quoted in my last post.
>
>David Skolnik
>
>
>
>
>
>At 05:44 AM 4/6/2007, you wrote:
>>The thread is cut the other way around, so when 
>>you raise the tone the pin goes out and when 
>>you push the pin a little back to hit the pitch 
>>the pin goes in. The idea is that the pin 
>>should set better. It is a strange feeling when tuning.
>>
>>Erwinspiano at aol.com skrev:
>>   Hi David
>>   What you mean reverse torque pin ? Reverse 
>> crown boards I know.  Reverse torque pins I do not. grin.
>>   Dale
>>List(s) -
>>Can anyone tell me about or direct me to information about reversed
>>torque tuning pins and the use of reverse crown soundboards?   Thanks
>>David Skolnik
>>Hastings on Hudson, NY
>>
>>
>>
>>Dale Erwin--Piano Restorations
>>4721 Parker rd
>>Modesto, Ca. 95357
>>Shop 209-577-8397
>>Web site <http://www.erwinspiano.com/>http://www.Erwinspiano.com
>>Restoration & Sales of
>>Steinway & Sons & other fine pianos.
>>" Soundboards by Design"
>>
>>
>>
>>----------
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>>
>>
>>
>>
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