Research:leather covered hammers

Kristinn Leifsson istuner@islandia.is
Sun, 17 Dec 2000 22:05:08 +0000


Diane,

I don´t really know but these items that I was talking about are from here.
I could probably find a retailer for you! :-)

I´ll check if you want,


Kristinn



At 12:21 17.12.2000 -0900, you wrote:
>Kristinn,
>
>  I would love to try a piece of codskin, but we only have salmon down 
> here!  Seriously though, where do you think I could get some?
>
>  Diane
>
>>From: Kristinn Leifsson <istuner@islandia.is>
>>Reply-To: pianotech@ptg.org
>>To: pianotech@ptg.org
>>Subject: Re: Research:leather covered hammers
>>Date: Sun, 17 Dec 2000 15:10:11 +0000
>>
>>Hello Diane, I´m sorry for your loss.
>>
>>This research is very interesting.
>>
>>I have never, myself, seen a piano with leather covered hammers.  Only 
>>the OLD ones in the books.
>>
>>Since you were talking about the possibility of other materials... what 
>>about... and I´m not making fun...  appropriately treated cod-skin?
>>It´s actually becoming quite fashionable in market.  Cod wallets, cod 
>>boots...I even have skin cream that contains cod enzymes which is 
>>becoming extremely popular and expensive.
>>
>>It sure would be interesting to hear about this if you tried it, at least...
>>
>>Good luck,
>>
>>Kristinn
>>
>>
>>
>>At 03:50 17.12.2000 -0900, you wrote:
>>>List,
>>>
>>>  This is a description of one of my current research projects and of 
>>> the personal reasons it has become a vital interest to me at this time.
>>>
>>>  I am 54, my partner is 67.  I always knew he would probably die before 
>>> me, but my feeble brain never realized that he might spend a long time 
>>> before he did so in a state of not being able to work and needing my 
>>> care, so that I frequently can't work either.  I had a hint of that in 
>>> 1993 when he had a heart attack, but he bounced back from triple bypass 
>>> surgery very quickly and I stuck my head back into the sand 
>>> again.  Then last October he had a stroke and everything changed.
>>>
>>>  Now we are very dependent on our fleet of rental pianos to pay our 
>>> basic living expenses, which they almost do.  But it is getting harder 
>>> and harder to keep them up to the level of quality that I 
>>> desire.  Before my father and he would do the tunings in the home after 
>>> they were delivered and I would do all the reconditioning in the shop 
>>> and the bookkeeping for our businesses.
>>>
>>>  So there I was shaping a set of hammers from a rental last night and 
>>> remembering something I have wondered for years. Whenever I have 
>>> rebuilt an antique grand with leather covered hammers, I have been 
>>> amazed to see what good shape most of the hammers are in on 150 year 
>>> old pianos--after removing the destroyed leather.  Why I thought, 
>>> couldn't there be some kind of covers for rental piano hammers?  If 
>>> there was something that lasted only half as long as those leather 
>>> covered hammers I would be _way_ ahead.
>>>
>>>  Meanwhile I have a customer who wants me to replace the leather on the 
>>> hammers of his mid-19th century Bosendorfer.  He wants it so bad that 
>>> last time I tuned he produced a chamois that he had purchased for the 
>>> purpose and asked me to cover them with it.  We tried it on one hammer 
>>> and it didn't sound any good.
>>>
>>>  I now have a beautiful, soft, supple deerskin which sounded wonderful 
>>> on the Pokorney we rebuilt last Christmas and am wondering about 
>>> putting it on his hammers.  Also there are questions about how to voice 
>>> leather once it's on the hammers.
>>>
>>>  Then there is the old Chickering upright that just came back from a 
>>> rental customer which needs new hammers badly.  It was restrung 10 
>>> years ago, but the hammers are fried.  So I shaped them one last time 
>>> and am going to cover them with deerskin to find out how they sound 
>>> before replacing them.
>>>
>>>  But is deerskin the best leather?  Is there any other material that 
>>> might be better than any leather?  Would there be any material that 
>>> would apply to the hammers easier and quicker?  Would there be any 
>>> material that could be put on the hammers temporarily to completely 
>>> change the voicing for just one concert?  Perhaps a material that could 
>>> be clipped on for the rock concert and a different one for the 
>>> classical concert?
>>>
>>>  How could we measure the tonal differences of different 
>>> materials?  How would we know their life expectancy?  How would we even 
>>> find out about materials that might be just perfect but they are used 
>>> to build private airplanes and we aren't even pilots, much less 
>>> airplane manufacturers?
>>>
>>>  These are questions I find interesting for their own sake and for the 
>>> practical need I have in my business.  I will pursue the research project.
>>>My guess is that there are many other such questions burning in others' 
>>>brains.  Can pianotech be a place where such research projects could be shared?
>>>
>>>  Diane
>>>
>>>
>>>Diane Hofstetter
>>>245-M Mount Hermon Rd.#343
>>>Scotts Valley, CA 95066
>>>ph  831-438-6222
>>>fax 831-430-9741
>>>dianepianotuner@hotmail.com
>>>
>>>_________________________________________________________________
>>>Get your FREE download of MSN Explorer at http://explorer.msn.com
>
>
>Diane Hofstetter
>245-M Mount Hermon Rd.#343
>Scotts Valley, CA 95066
>ph  831-438-6222
>fax 831-430-9741
>dianepianotuner@hotmail.com
>
>_________________________________________________________________
>Get your FREE download of MSN Explorer at http://explorer.msn.com
>



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