Hi Tom, I think this may be a silent piano feature, and I am not joking. The hammer shanks hits the felt just before the hammer strikes the strings. Used strictly for finger exercises. I recall rebuilding an old Bell with a similar feature. Regards Roger At 10:11 PM 8/29/02 +0000, you wrote: >Hi, John, > > I'm sorry my description and your view did not click. There is no way > that this is a practise mute - I'm all too familiar with them, trimmed or not. > > This piece of wood is on a bit of an eccentric so that when the pedal > is pushed down, the whole piece moves to the left and then forward > towards the hammer shanks, just below the hammers ( maybe an inch or > so). All along the edge of the wood are 3 deep felt layers about 3/8 > inch wide. Each layer corresponds to the length of the appropriate set > of hammers. So, I knew that the hammer shanks had to hit the felt. The > question was are the hammers supposed to then hit the strings or not. > > Don Rose discussed this a little with me, just today, and I agree with > him that given age and wear factors, it might be best to not regulate > this to do either of the possible functions as the impact at the shank > might be detrimental to several parts of the hammer assembly. > > Anyway, it sounds like you have a clearer picture of the mechanism > thanks to Craig. Sorry my description didn't do the trick! > > We'll talk again. > >Sincerely, >Tom Dickson > > > >>From: "John Ross" <jrpiano@win.eastlink.ca> >>Reply-To: pianotech@ptg.org >>To: <pianotech@ptg.org> >>Subject: Re: 4 pedals >>Date: Thu, 29 Aug 2002 16:23:17 -0300 >> >>Great learning tool, this list. >>I had never seen the mechanism, as yet. When I do, I will, now know >>how it works. >>Regards, >>John M. Ross >>Windsor, Nova Scotia. >>jrpiano@win.eastlink.ca >>----- Original Message ----- >>From: "Craig Glasser" <cglasser@hotmail.com> >>To: <pianotech@ptg.org> >>Sent: Thursday, August 29, 2002 11:14 AM >>Subject: Re: 4 pedals >> >> >>| I have a 1895 Geo. P. Bent "Crown" upright. On this piano the >>fourth pedal >>| is called a "practice clavier". It is intended to allow one to >>practice >>| playing and not make much noise. So, on mine, the practice clavier >>prevents >>| the hammers from striking the keys. >>| >>| ----- Original Message ----- >>| From: "John Ross" <jrpiano@win.eastlink.ca> >>| To: <pianotech@ptg.org> >>| Sent: Thursday, August 29, 2002 4:08 AM >>| Subject: Re: 4 pedals >>| >>| >>| > Hi Tom, >>| > I think it is a practise mute, that the felt overhang has been >>removed >>| > from. The reason the hammer shanks hit it, is because the hammers >>are >>| > worn, or have been carded, changing their length. >>| > Regards, >>| > John M. Ross >>| > Windsor, Nova Scotia. >>| > jrpiano@win.eastlink.ca >>| > ----- Original Message ----- >>| > From: "Tom Dickson" <td_tuner@hotmail.com> >>| > To: <pianotech@ptg.org> >>| > Sent: Wednesday, August 28, 2002 9:30 PM >>| > Subject: 4 pedals >>| > >>| > >>| > | Hi, Folks, >>| > | >>| > | I floated this "balloon" earlier this week, but I still have >>not >>| > gotten a >>| > | totally satisfactory answer. >>| > | >>| > | A 1905 Bell piano has 4 pedals. John told me about the third >>| > one - a >>| > | "rinky-dink" effect for the sound (leather stips go between the >>| > strings and >>| > | the hammer). Very much appreciated! >>| > | >>| > | The 4th pedal moves a stick that is below the hammers and >>| > apparently the >>| > | shanks hit ( it has thick felt that is in the lengths to affect >>all >>| > shanks). >>| > | My question is: Should this be regulated so that the hammer >>| > impact is >>| > | reduced - therefore the volume is much lower, OR should this be >>| > regulated so >>| > | that the hammers never hit the strings - such that the pianist >>can >>| > practice >>| > | fingering, but make no sound? >>| > | >>| > | I would like to be sure that my reguation of this device is >>| > correct. >>| > | >>| > | Any help would be appreciated! >>| > | >>| > | Sincerely, >>| > | Tom Dickson, >>| > | Regina, SK, Canada >>| > | >>| > | >>_________________________________________________________________ >>| > | Send and receive Hotmail on your mobile device: >>| > http://mobile.msn.com >>| > | >>| > | >>| > >>| > >>| > >>| >>| > > > > >_________________________________________________________________ >Chat with friends online, try MSN Messenger: http://messenger.msn.com Roger
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