Uniplate Joe Goss RPT Mother Goose Tools imatunr@srvinet.com www.mothergoosetools.com ----- Original Message ----- From: "Leslie Bartlett" <l-bartlett@sbcglobal.net> To: <caut@ptg.org> Sent: Thursday, November 10, 2005 10:42 PM Subject: [CAUT] impact hammer, Wurlitzer piano > Two totally unrelated subjects...... > > Can someone with a good understanding of impact hammers and stability > explain to me how to "get stability" and "recognize it", using an impact > hammer? Please feel free to mail me off-list. It's a different animal than > a regular hammer, I know, but I can't quite figure how to figure it > out........ > > > I tuned the tightest "pin block" I have ever seen today. It was so bad that > when I finished my muscles were just beginning to cramp.... It was a 1930 > Wurlitzer baby grand, and when I put the hammer on the first pin I was > simply shocked. No Baldwin was ever this tight............ It was quite by > accident that I discovered there was no pinblock, but this was using the > plate as the block. The tuning pins were slotted from the bottom, each > having a wedge driven into the slot, much like a wedge is driven into the > handle of a "regular hammer" to hold the handle on by the outward pressure > caused by the wood. Does anyone on the list know the history of this > notion, how it started, why it ended. It was utterly fascinating to tune. > Couple loose pins, I simply tapped the wedge a bit tighter. There would be > no wearing out, though it was tough on the muscles......... > > thanks for any info. > les bartlett > ---------------------------------------------------------------------------- ---- > _______________________________________________ > caut list info: https://www.moypiano.com/resources/#archives >
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