Hi, So would depleted urainium. I can think of a few clients that would "benefit" *veg*. At 07:46 AM 4/28/2005 -0700, you wrote: >Gold would work nicely... > >-----Original Message----- >From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org]On >Behalf Of David Ilvedson >Sent: Thursday, April 28, 2005 7:32 AM >To: pianotech@ptg.org >Subject: RE: Whippen support springs > > >Isn't there an alternative to lead? I realize steel doesn't wear as much >and rusts...;-[ A compromise with some weight and some spring seems the >best.... > >David I. > >----- Original message ---------------------------------------- >From: Ric Brekne <ricbrek@broadpark.no> >To: pianotech <pianotech@ptg.org> >Received: Thu, 28 Apr 2005 14:50:58 +0100 >Subject: Whippen support springs > > >>Hi Jack. > >>Like em or not, me thinks we are going to see a whale of a lot more of >>them at least in Europe. Thats because in a couple years now lead in >>keys will be forbidden by law. Alternatives are magnetic schemes like >>my own open source design, or some of the patented ones that some few >>factories have. > >>One of the backdraws is there proximity to where a voicing block is to >>be inserted. Not usually the easiest of things to do if one wants to >>avoid changing the tension on the springs whilst still using a voicing >>block. There are some touch concerns that are argued back and forth. As >>usual, there is much opinion and less hard facts on the subject, but I >>think its fair to say the use of springs provides a different touch then >>use of leaded keys. > >>A leadless key is certainly possible however. More then likely one >>would opt for fairly light hammers in the case. But its a doable within >>acceptable touch parameters. I personally prefer a more mass based >>system... but thats just me. > >>Cheers >>RicB > > >>Jack writes > >>I would like to know some things about wippen support springs. Who uses >>them? Do companies still continue to use them? Should they be removed? >I >know they make key weighting difficult.=20 > >>Jack Houweling > > >>_______________________________________________ >>pianotech list info: https://www.moypiano.com/resources/#archives > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives > > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives > > >-- >No virus found in this incoming message. >Checked by AVG Anti-Virus. >Version: 7.0.308 / Virus Database: 266.10.4 - Release Date: 4/27/2005 > > Regards, Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T. Non calor sed umor est qui nobis incommodat mailto:pianotuna@yahoo.com http://us.geocities.com/drpt1948/ 3004 Grant Rd. REGINA, SK, S4S 5G7 306-352-3620 or 1-888-29t-uner
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