Oops I meant up sloping top tubes....... On Jul 17, 1:30 pm, charlie <charles_v...@hotmail.com> wrote: > I get you Jim............it occurs to me that these tall head tubes > and up sloping head tubes minimize the whole triangle thing and the > second top tube restores that. This of course keeps the bar position > high at same time keeping the frame stronger plus the frame also fits > more variable sized riders ( the real reason) and allows a bit more > clearance over the top tube. On the other hand.....The level top tube > and low head tube is the traditional look but those dang bars end up > too low for most of us aging bicyclers for rides longer than five > miles. I figure there's more than one way to skin a cat and they are > just bicycles so......go Grant, you make some fine machines ! > > On Jul 17, 11:37 am, CycloFiend <cyclofi...@earthlink.net> wrote: > > > > > > > > > on 7/17/11 10:15 AM, Tim McNamara at tim...@bitstream.net wrote: > > > > Stiffness and triangulation etc. tend to be over-emphasized. The "double > > > diamond" frame is only approximately triangulated at best (and then only > > > in > > > the smallest sizes) but the stiffness of the materials used more than > > > make up > > > for this. As a guy who fits a 63 cm frame, I've never ridden a truly > > > triangulated bike and it's never mattered. Nor has having an upsloping > > > TT or > > > "compact" frame made any difference in the riding experience or > > > durability of > > > the frame. This sort of discussion tends to end up splitting frog's hairs > > > IMHO. > > > Wasn't pushing the argument - just trying to articulate how things have > > changed over the years. Being in and around bike shops at that time, I > > recall the small triangle argument repeated a lot. After that, it was the > > heyday of "vertically compliant and laterally stiff" which seems to be > > fading as a buzzword (buzz-phrase?) but gave rise to those wonky Colnago > > chainstays, as an example. > > > - J > > > -- > > Jim Edgar > > cyclofi...@earthlink.net > > > ³Velvet pillows, safari parks, sunglasses: people have become woolly mice. > > They still have bodies that can walk for five days and four nights through a > > desert of snow, without food, but they accept praise for having taken a > > one-hour bicycle ride.² - Tim Krabbe, "The Rider" > > > Cyclofiend Bicycle Photo Galleries -http://www.cyclofiend.com > > Current Classics - Cross Bikes > > Singlespeed - Working Bikes > > > Send In Your Photos! - Here's how:http://www.cyclofiend.com/guidelines
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