Yeah there was a pretty cool article about it in Bicycle Quarterly: http://www.vintagebicyclepress.com/BQ63.html
On Feb 28, 12:38 pm, Tim McNamara <[email protected]> wrote: > On Feb 28, 2010, at 10:46 AM, PATRICK MOORE wrote: > > > Do they really not flex as well, despite the offset at the crown > > and if they are properly tapered? I haven't noticed any difference > > in the two straight bladed forks I've used, tires being similar to > > those ridden on curved-leg forks. > > > IOW: is it universally true that a well designed straight blade > > fork will eo ipso transfer bumps more directly than a well designed > > curved blade fork? I'm asking, not denying. > > Jan Heine has been making the point about curved forks flexing and > absorbing some of the road vibrations and maybe bumps too. He's made > an effort to quantify the flex by measuring it under static load, and > also by comparing a suspension fork, an Alex Singer fork and a rigid > Trek fork over smooth and rough pavement using a Tune PowerTap hub to > measure the power necessary to maintain speed. His findings did > suggest that a curved flexible fork (like the Alex Singer with a low > curve and a large offset) did provide a measurable benefit. However, > the comparison rigid fork was not a small-diameter steel road fork > like we're talking about with Vincent's bike and as used by other > builders too. That would be an interesting comparison and if someone > wanted to send a fork like that to Jan he'd probably test it against > the Singer fork. -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en.
