MH BB Pinblock

[Farrell]

David - WAKE UP MAN! Have another cup of coffee! It's a joke!!! Sorry, I 
thought it was pretty obvious.....  :-(

Terry Farrell

----- Original Message ----- 
From: "David Love" <davidlovepianos at comcast.net>
To: "'Pianotech List'" <pianotech at ptg.org>
Sent: Saturday, August 02, 2008 9:57 AM
Subject: RE: MH BB Pinblock


> Since the pinblock and plate are attached to the inner rim (in this case 
> the
> pinblock is screwed to the inner rim via a couple of plate screws that
> penetrate the block down to the rim) all the way to the stretcher why 
> would
> you need to attach the pinblock to the stretcher to create case stability.
>
> David Love
> davidlovepianos at comcast.net
> www.davidlovepianos.com
>
> -----Original Message-----
> From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On 
> Behalf
> Of Farrell
> Sent: Saturday, August 02, 2008 1:24 AM
> To: Pianotech List
> Subject: Re: MH BB Pinblock
>
> I disagree with Ron's recommendation to not glue the pinblock to the
> stretcher. This is a very important step to stabilize the entire case
> structure. You need to glue the stretcher to the pinblock so that the
> stretcher does not fall off. And being that the stretcher is a very heavy
> duty 1 x 3 piece of  poplar (or did some manufacturer actually put a 
> little
> piece of hard maple in there?) on most pianos, it is integral to keeping 
> the
>
> sides of the piano case in place. It's your basic knee-bone is connected 
> to
> the leg-bone relationship - just like the circle of sound - if the 
> pinblock
> is not secured to the stetcher, the stretcher call fall off and then the
> case sides will fall off - or at least rattle a lot - or at least the 
> sound
> will leak out. Maybe the sound that travels through the pinblock 
> "reflects"
> off the stetcher and back into the pinblock and back into the strings.....
>
> And maybe it's WAY too early in the morning. I'm going back to bed......
> ;-)
>
> Terry Farrell
>
> ----- Original Message ----- 
> From: "Fenton Murray" <fmurray at cruzio.com>
>
>> but
>>> not the stretcher (which I see no benefit to), on reassembly.
>> Ron,
>> Why do you say that?
>> Fenton
>
>
>