Hmmmmmm, I was describing the method used long before Spurlock cauls. This is the method I used with brass cauls before I purchased the Bushmaster. Greg Newell At 04:25 PM 11/15/2004, you wrote: >Hmmmm, I don't know exactly what process you describe below, but with the >Spurlock system, all you do is lay the cloth across the mortice (no holding >of both ends of anything), insert caul and cut cloth with razor (cloth >doesn't get dragged anywhere) - move on to next key..... > >Terry Farrell > >----- Original Message ----- >From: "Greg Newell" <gnewell@ameritech.net> >To: "Pianotech" <pianotech@ptg.org> >Sent: Monday, November 15, 2004 4:19 PM >Subject: RE: making key bushing cauls > > > > > > Ron, > > I use the Bushmaster system and find it to be, as you've said, an > > incredible waste of bushing cloth (much more that 3 times). I suspect that > > the Spurlock caul users are taught to use the same method I did before the > > Bushmaster. I used to lay the cloth over the mortise and when it touched > > the top of the opposite side of the mortise it was the correct length. The > > problem I always had with that was holding both ends of cloth immobile > > while pushing in the cloth which invariably tried to drag the cloth with >it > > into the hole. I like the speed of the Bushmaster but really hate the >waste. > > > > Greg Newell > > > > > > > > > > > > At 12:49 PM 11/15/2004, you wrote: > > > > >>I'd like to see a side-by-side trial of the "Bushmaster" method and the > > >>Spurlock system. I use the Spurlock system and love it, but I have never > > >>tried the other. Anyone used both? Opinions? I recall can't imagine >anything > > >>slicker than the Spurlock system. > > >> > > >>Terry Farrell > > >> > > >>I've used both and have come up with a hybrid system: I use the Spurlock > > >>system with hot hide glue, but with brass cauls. The thickest brass >caul is > > >>used to hold the first bushing in place, the required size is used for >the > > >>other side. Then I place a clothes iron (set on cotton) on top of the >final > > >>cauls. This reactivates the hide glue, sizes the bushing hole in the >key > > >>and sets the cloth bushing to the caul. Let stand over night. The key >hole > > >>sizing step is eliminated, as well as any easing. Steaming the old >bushings > > >>out will also size the balance rail. > > >> > > >>Paul C > > > > > >In the late 70's, I made a tool that works somewhat like the Bushmaster, > > >copied from an existing tool someone had that originally came from who > > >knows where. Both of these tools lacked a means of indexing the depth of > > >the cloth, so my copy didn't work too well. For years, I used hide glue, > > >cauls, and two pieces of appropriate thickness cloth, inserted into the > > >mortise, caul inserted, and trimmed flush with the caul with a knife. >This > > >worked, ok, with near zero waste of bushing cloth, but was hard to gage > > >the depth of the bushing in the mortise. Lately, I've used my old >homemade > > >tool, re-modified with ears to index the cloth to proper depth (like the > > >Bushmaster). It's quick and wastes three times as much bushing cloth as >is > > >glued in the keys. Unnecessary waste offends me, but the uniformity of >the > > >job is just what I was after, so that's where I currently am. > > > > > >I suppose if I did key bushings on a weekly basis I might be doing it > > >differently, since it always seems to take me half a set to get > > >comfortable with it and in rhythm, this is easy and mindless enough a > > >system for me to run it. When I get tired of looking at my funky little > > >tool, or it finally falls apart and dies, I'll probably buy a Bushmaster. > > > > > >So how do you Spurlock method bushers index cloth depth, and are you >happy > > >with the result? > > > > > >Ron N > > > > > >_______________________________________________ > > >pianotech list info: https://www.moypiano.com/resources/#archives > > > > Greg Newell > > Greg's piano Forté > > mailto:gnewell@ameritech.net > > > > _______________________________________________ > > pianotech list info: https://www.moypiano.com/resources/#archives > > > > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives Greg Newell Greg's piano Forté mailto:gnewell@ameritech.net
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