I am reposting this as A440A@aol.com has been returned by AOL postmaster.... Michael G.(UK) ----- Original Message ----- From: "Michael Gamble" <michael@gambles.fsnet.co.uk> To: <A440A@aol.com> Sent: Thursday, April 28, 2005 6:51 PM Subject: Re: wippen support springs > Hello List > The only whippen support springs I know of have a different name. The are > called "spring assists". They are Loop and Spring and are to be found > attached to the Lever(whippen)and Flange. I have them in my Hamburg S&S > Model "A" and use them to even out the playing weight to conform with the > factory settings given in the Steinway Service Manual. > Regards from wet Sussex Downland Village > Michael G.(UK) > ----- Original Message ----- > From: <A440A@aol.com> > To: <pianotech@ptg.org> > Sent: Thursday, April 28, 2005 1:09 PM > Subject: Re: wippen support springs > > >> Jack asks: >> << I would like to know some things about wippen support springs. Who >> uses >> them? >> Renner, >>>>Do companies still continue to use them? >> >> They are common on many European pianos, (I just finished a Wolframm that >> had >> them). >> >>>>Should they be removed? >> >> No. >> >>>>I know they make key weighting difficult. >> >> >> Actually, not. If you want to reweigh an action that has these springs, >> you >> may want to consider undoing the springs, weighting for 8 grams more than >> your target, and then re-attaching the springs and using them to bring >> your final >> downweight to target. You can get lighter keys, this way. >> Another approach is to find your optimum frontweight curve which leaves >> the downweight approx 6-8 grams heavier than your final target, and use >> the >> springs to both bring down the weight and even out the downweight at the >> keys. >> This is easier than individually adjusting strikeweights. >> Regards, >> Ed Foote RPT >> http://www.uk-piano.org/edfoote/index.html >> www.uk-piano.org/edfoote/well_tempered_piano.html >> >> >
This PTG archive page provided courtesy of Moy Piano Service, LLC