I've seen these too. It would be a low cost way to have a solid termination point. Who carries these. I recall it was on a European make. Jurgen, do you have these? Can they be ordered with standard threading to retrofit to American makes? Andrew At 11:28 AM 8/14/2005, you wrote: >Seems like I have agraffes that have a metal rod insert. A hole is drilled >through the agraffe such that when the metal rod is inserted it is only >slightly exposed at the top of each hole. That puts the string termination >in contact with the hardened metal rod rather than the brass. > >David Love >davidlovepianos@comcast.net > >-----Original Message----- >From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On Behalf >Of Ron Nossaman >Sent: Sunday, August 14, 2005 8:54 AM >To: Pianotech >Subject: Re: string termination > > > Why then not make a agraffe out of steel or some other harder material? > > That may be difficult for the one-off small-shop piano builder, but if > > there were a demand to others..... Why would this be so difficult? Why > > would brass persist so long? > >Cost? Ease of machining? > > > > Why not use other termination types like a capo-type bar in all string > > sections like you see on cheap old American microgrands? What about > > something more like an upright pressure bar arrangement? > >Actually, it looks to me to be quite possible to retrofit an >agraffed piano with a termination bar of harder material than the >brass agraffe, along the agraffe line, with a pressure bar behind, >screwed into the plate. A cast stepped bar would be ideal for >matching speaking lengths within the unison, but I'm curious how >well a curved bar would work. Just how critical are slightly >mismatched speaking lengths within unisons at those string lengths? >I'd guess there is some tolerance. > >Ron N >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives > > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives
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