Heavy Hammers / High Ratio

Richard Brekne Richard.Brekne@grieg.uib.no
Wed, 24 Sep 2003 17:20:27 +0200

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Duh... grin... but you get that from any heavy hammer configuration...
I was rather looking for things specific to this configuration alone.


Erwinspiano@aol.com wrote:

>  In a message dated 9/24/2003 12:42:30 AM Pacific Daylight Time,
> Richard.Brekne@grieg.uib.no writes:
>      Hi folks..
>      Been thinking about this  particular action configuration a
>      bit and have
>      a few questions swimming around in my mind. Configuring an
>      action such
>      that it has heavy hammers with a high ratio is going to
>      cause the need
>      for lots of counterbalancing... and quite often ends up
>      being in the
>      form of strong somewhat randomly regulated assist springs.
>      This
>      combination of high ratio, high hammermass, and low key mass
>      has on the
>      surface of it a couple interesting features. Its essentially
>      the only
>      way you can achieve high top action inertia against low key
>      inertia
>      while providing high hammer acceleration for key
>      acceleration.... which
>      further expands the ratio of hammer for key inertia. It
>      would also seem
>      to provide for the greatest change in required finger force
>      (ie
>      <<heaviness>>)  from ppp to fff  play.... and perhaps thats
>      not such a
>      bad thing ????
>      Assuming one took the time to do a bang up job of evening
>      out strike
>      weights and key leading... and real even assist spring
>      adjustments....
>      what are the downsides of this setup ?
>      RicB
>   Flat knuckels from high hammer weight?  Dale

Richard Brekne
UiB, Bergen, Norway

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