p.s. using a biscuit joiner to cut a running groove in a workpiece never crossed my mind either and strikes me as both difficult and dangerous. Keeping the workpiece tightly clamped down would seem to be a significant problem.
-- Larry Martin Woodworking for the Blind --joining the world of blind wood workers -------------- Original message ---------------------- From: "Dale Leavens" <[EMAIL PROTECTED]> > Thanks Larry, > > I only hope I didn't leave anything significant out. > > I was surprised to read in one of the magazines you sent along a use of the > biscuit joiner to cut grooves by sliding the unit along while running. It > never crossed my mind to do so but it is a quick and should be accurate way > of cutting for splines and probably even the grooves to receive drawer > bottoms and other applications. > > Mine is a porter cable which I have had for four or five years now, it > includes a small cutter for #0 biscuits which I have used for mitering > frames corners. It means changing the cutter blade but pretty cool. > > I read another article or rather you did but the builder used it to assemble > drawer boxes. quick and strong if not classic joinery. For a lot of > applications though this is exactly the answer, strong, accurate and fast. > > Any time that list members feel I may be over stepping they should feel free > to say so. I often put quite a bit of effort into writing what I think is a > clear explanation or description of things I have done or have observed and > I do so because I am grateful for others who have taken the trouble to > inform me. It is difficult for most of us blind people to learn from > observation and sometimes it is just a very simple concept or understanding > which, if missed can become a block to building more learning or > understanding. This is not unique to the blind but we have fewer > opportunities. I just hope to speed the process for others as others have > for me. > > Dale Leavens, Cochrane Ontario Canada > [EMAIL PROTECTED] > Skype DaleLeavens > Come and meet Aurora, Nakita and Nanook at our polar bear habitat. > > > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > To: <blindhandyman@yahoogroups.com> > Sent: Wednesday, April 11, 2007 9:39 AM > Subject: Re: [BlindHandyMan] Yankee workshop and questions. > > > > Dale, that was a thorough and well written response on biscuit joiners. > > > > -- > > Larry Martin > > Woodworking for the Blind > > --joining the world of blind wood workers > > > > -------------- Original message ---------------------- > > From: "Dale Leavens" <[EMAIL PROTECTED]> > >> Max, it wasn't a router he was using although there are router bits for > >> cutting biscuit slots, he was using a specific tool called a biscuit > >> joiner > >> or also called a plate joiner. > >> > >> You purchase the biscuits which are actually elongated ovals made of dry > >> and > >> compressed beach wood. They swell when glue is applied. They come in > >> about > >> four sizes. > >> > >> The biscuit does fit or should fit pretty well half way into the slot on > >> one > >> side how ever it might have looked to you. As for strength, dowels and > >> biscuits are not primarily for strengthening although they do that. The > >> primary function is to align the joint in most applications. Dowels > >> suffer > >> from the direction of the grain which is usually across the grain of the > >> mating surfaces and glue more firmly attaches in the long direction of > >> the > >> grain. The other main disadvantage of dowels is that accuracy is > >> absolutely > >> critical, not only must the holes align absolutely directly but they must > >> be > >> absolutely in line. Biscuit joinery allows for a little error. > >> > >> The plate joiner has a carbide tipped blade which is on a spring loaded > >> travel. There is a fence, these vary from machine to machine but you can > >> set > >> the fence a particular distance from the slot through which the blade > >> will > >> protrude and will be parallel to the slot. Most will allow the fence to > >> be > >> tilted in both directions to allow you to cut slots in mitered assemblies > >> and other angled fixation of differing angles. You can index off the > >> fence > >> or index off the bottom flat surface of the joiner. > >> > >> You then set the fence on the face of a board and bring the face with the > >> slot tight against the edge of the board holding it there using a handle > >> built for that purpose then turn on the machine and using the other hand > >> you > >> force the cutter through the slot and into the edge against the springs > >> which plunges the blade into the edge of the board. Release so it runs > >> back > >> out with the spring assist then release the trigger so it shuts off. > >> > >> When I built my work bench I made up a frame rather like the shape of > >> angle > >> iron using three quarters plywood one edge to the face of the other and > >> joined those with biscuits. I then mitered the corners and joined them > >> with > >> biscuits and clamped them up square. I might have used screws but I never > >> would have got the corners strong that way and doweling the edges of > >> plywood > >> isn't all that satisfactory or probably reliable. > >> > >> when the biscuits get wet with glue not only does the glue bond but they > >> swell and actually if you don't work fairly quickly they can be very > >> difficult to set. This can be a disat\dvantage, Norm has mentioned on a > >> couple of shows that biscuits set too close to the surface can cause > >> slight > >> dimpling to telegraph through the surface as the glue ages and I suppose > >> the > >> wood responds to changes in environmental moisture. On a very smooth > >> finish > >> this can be visible. So far I haven't noticed this. > >> > >> There is a new unit out there, called a domino joiner I believe, cuts a > >> more > >> rectangular hole and uses rectangular biscuits and an oscilating cutting > >> action. These work more like floating mortise & tennon joints. I am not > >> otherwise sure of the advantages, if they index easily enough I suppose > >> you > >> could use them to join rails & styles without cutting proper mortise & > >> tenon > >> joints. The biscuit joiners are plenty expensive but these domino joiners > >> are really a lot more costly. > >> > >> Generally the correct term is Jointer. The machine is also sometimes > >> called > >> a planer but more usually that refers to a device for thicknessing the > >> face > >> of wood or for the hand held planers more usually with a 3 inch wide > >> cutter > >> head intended primarily for removing stock like the edge of a door. > >> Joiner > >> is sometimes used to refer to a jointer and I hear it more commonly used > >> these days but the manufacturers still seem to refer to them as jointers. > >> > >> Hope this helps clear things up for you. > >> > >> > >> > >> Dale Leavens, Cochrane Ontario Canada > >> [EMAIL PROTECTED] > >> Skype DaleLeavens > >> Come and meet Aurora, Nakita and Nanook at our polar bear habitat. > >> > >> > >> ----- Original Message ----- > >> From: "Max Robinson" <[EMAIL PROTECTED]> > >> To: "Blind Handyman" <blindhandyman@yahoogroups.com> > >> Sent: Tuesday, April 10, 2007 11:36 PM > >> Subject: [BlindHandyMan] Yankee workshop and questions. > >> > >> > >> >I have watched only one episode of the Yankee workshop and already I > >> >have > >> > questions. > >> > > >> > He did a bisket joint. They didn't show him making the bisket. Do you > >> > buy > >> > them pre made? It was elliptical in shape which seems hard to make. > >> > He > >> > made the cutout with a plunge router which looked like he was making a > >> > basically rectangular shaped cutout. When he dropped the bisket into > >> > the > >> > cutout it didn't fit at all tight. Also it went in more than half the > >> > width > >> > of the bisket. There was just a little peaking out. All in all this > >> > doesn't seem like a very strong joint. In an infomercial I saw someone > >> > making a dowel joint. It seems to me to be a much stronger joint. How > >> > does > >> > a bisket joint compare to a dowel joint. Also I'm not sure but I think > >> > he > >> > was using some kind of guide to keep the router in the center of the > >> > edge > >> > of > >> > the board. If there is such a thing, what is it called? > >> > > >> > Also a pronunciation question. Dale and I had a conversation the other > >> > night on FTP about a jointer. The yankee used one on the show but he > >> > pronounced it joiner. Which is correct? Does it depend on where you > >> > come > >> > from? > >> > > >> > Regards. > >> > > >> > Max. K 4 O D S. > >> > > >> > Email: [EMAIL PROTECTED] > >> > > >> > Transistor site http://www.funwithtransistors.net > >> > Vacuum tube site: http://www.funwithtubes.net > >> > Music site: http://www.maxsmusicplace.com > >> > > >> > To subscribe to the fun with tubes group send an email to, > >> > [EMAIL PROTECTED] > >> > > >> > > >> > > >> > To listen to the show archives go to link > >> > http://acbradio.org/handyman.html > >> > or > >> > ftp://ftp.acbradio.org/acbradio-archives/handyman/ > >> > > >> > The Pod Cast address for the Blind Handy Man Show is. > >> > http://www.acbradio.org/news/xml/podcast.php?pgm=saturday > >> > > >> > The Pod Cast address for the Cooking In The Dark Show is. > >> > http://www.gcast.com/u/cookingindark/main.xml > >> > > >> > Visit The Blind Handy Man Files Page To Review Contributions From > >> > Various > >> > List Members At The Following address: > >> > http://www.jaws-users.com/handyman/ > >> > > >> > Visit the new archives page at the following address > >> > http://www.mail-archive.com/blindhandyman@yahoogroups.com/ > >> > For a complete list of email commands pertaining to the Blind Handy Man > >> > list just send a blank message to: > >> > [EMAIL PROTECTED] > >> > Yahoo! Groups Links > >> > > >> > > >> > > >> > > >> > > > > > > > > > > [Non-text portions of this message have been removed] > > > > > > > > To listen to the show archives go to link > > http://acbradio.org/handyman.html > > or > > ftp://ftp.acbradio.org/acbradio-archives/handyman/ > > > > The Pod Cast address for the Blind Handy Man Show is. > > http://www.acbradio.org/news/xml/podcast.php?pgm=saturday > > > > The Pod Cast address for the Cooking In The Dark Show is. > > http://www.gcast.com/u/cookingindark/main.xml > > > > Visit The Blind Handy Man Files Page To Review Contributions From Various > > List Members At The Following address: > > http://www.jaws-users.com/handyman/ > > > > Visit the new archives page at the following address > > http://www.mail-archive.com/blindhandyman@yahoogroups.com/ > > For a complete list of email commands pertaining to the Blind Handy Man > > list just send a blank message to: > > [EMAIL PROTECTED] > > Yahoo! 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